LC-30HV4ULC-30HV4DSERVICE MANUALIn the interests of user-safety (Required by safety regulations in some countries) the set should be restoredto its or

10LC-30HV4ULC-30HV4DAppendix640 400720 400640 480800 600832 6241024 7681280 76885 Hz70 Hz85 Hz60 Hz65 Hz72 Hz75 Hz85 Hz56 Hz848 480 60 Hz60 Hz72 Hz75

10087109654321AB CDEFGHLC-30HV4ULC-30HV4DË MAIN Unit-4/7 (AVC System)

1011716 1918151413121110LC-30HV4ULC-30HV4D

10287109654321AB CDEFGHLC-30HV4ULC-30HV4DË MAIN Unit-5/7 (AVC System)

1031716 1918151413121110LC-30HV4ULC-30HV4D

10487109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË MAIN Unit-6/7 (AVC System)

1051716 1918151413121110LC-30HV4ULC-30HV4D

10687109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË MAIN Unit-7/7 (AVC System)

1071716 1918151413121110LC-30HV4ULC-30HV4D

10887109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË POWER Unit-1/2 (AVC System)VA701C701C712C713C715R711P704SC701 LC-30HV4URH-VXA018WJZZ —

1091716 1918151413121110LC-30HV4ULC-30HV4D

11LC-30HV4ULC-30HV4DCommand table• About the command except being indicated here, it is outside the guarantee range of operation.CONTROL ITEM COMMANDP

11087109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË POWER Unit-2/2 (AVC System)

1111716 1918151413121110LC-30HV4ULC-30HV4D

11287109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË FRONT Unit (AVC System)

1131716 1918151413121110LC-30HV4ULC-30HV4D

11487109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË SR Unit (AVC System)

1151716 1918151413121110LC-30HV4ULC-30HV4D

11687109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË AV Unit-1/5 (AVC System)

1171716 1918151413121110LC-30HV4ULC-30HV4D

11887109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË AV Unit-2/5 (AVC System)

1191716 1918151413121110LC-30HV4ULC-30HV4D

12LC-30HV4ULC-30HV4DDIMENSIONS1423/64(365)1659/64(430)927/32(250)713/64(183)75/64(180)347/64 (95)3/16 (5)Unit: inch/(mm)AVC System

12087109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË AV Unit-3/5 (AVC System)

1211716 1918151413121110LC-30HV4ULC-30HV4D

12287109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË AV Unit-4/5 (AVC System)

1231716 1918151413121110LC-30HV4ULC-30HV4D

12487109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË AV Unit-5/5 (AVC System)

1251716 1918151413121110LC-30HV4ULC-30HV4D

12687109654321AB CDEFGHLC-30HV4ULC-30HV4DË PC I/F Unit-1/7 (AVC System)RH-IX3270CEZZREF.1XXXX-WEH-CS2-WR/RDNMI-RDSDA3OSCL3O-WELD[15..0]SCL1_ACCKMON_DE

1271716 1918151413121110LC-30HV4ULC-30HV4D*BREQCASH-WEH-CS2TXD1-WR/RDCASLTXD0RXD0-CS3-RDSDA_1-CS6SDA2I-WELTXD0RXD0TXD1RXD1RXD1-CS0-CS4-CS5SDA4ISDA3ICH

12887109654321AB CDEFGHLC-30HV4ULC-30HV4DË PC I/F Unit-2/7 (AVC System)WRITE NORVD+3.3DRRAS-WR/RDCASHCASLA6A12A2A18A19A10A6A9A4A7A22A1A2A7A21A17A9A5A4

1291716 1918151413121110LC-30HV4ULC-30HV4DWRITE NORMALRTS21TXD21CTS21RXD21ODEN 7VD+3.3VD+3.3D54MA3120WA132D55MA3120WA132D56MA3120WA132D57MA3120WA132IC

13LC-30HV4ULC-30HV4D2129/64(545)2129/64(545)2315/16(608)155/32(385)397/16(1002)12 (305)321/64(84.5)1421/64(364)305/32(766)45/8(117.5) 45/8(117.5)255/1

13087109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË PC I/F Unit-3/7 (AVC System)AWCS_WCNAWCS_RCNAWCS_RCND_CLKCNSH_ONCND_DATACND_DATACND_CLKCNACL_SWCNTV_CL2

1311716 1918151413121110LC-30HV4ULC-30HV4DVA+5_VDO3.5V_SET1.0V_FB1.0V_SETVA2933_1VA2933_23.5V_FBCNNOVR4OVR7OVR5OVR0OVR1OVR2OVR3OVR63.27_RTCR_C_INVA+3_

13287109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË PC I/F Unit-4/7 (AVC System)PC_CLCRI1B5RI1A4VA+5-AMPOGOUT0ROUT0VA+5-PLLPC_HPC_GRI1B0RI1B7VA+5-AMPRI1A0V

1331716 1918151413121110LC-30HV4ULC-30HV4DLCBI1B1LCBI1A1OGI1B1OGI1A2BI1A4LC0GI1A5OGI1A7BI1B0BI1B5BI1A3VA+5-AMPOGOUT0VA+5-PLLLCBI1A5LC0GI1B7 LC0GI1A7LC

13487109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË PC I/F Unit-5/7 (AVC System)DQM[7..0]SDA[10..0]SDD[127..0]SDD103SDD72SDD54SDD104SDD119SDD98SDD6XWESDD84

1351716 1918151413121110LC-30HV4ULC-30HV4DDQM[7..0]SDA[10..0]SDD[127..0]SDD108SDD12SDA5SDD75SDD67SDD58SD_BA0SDD103SDD66SDD69SDD7SDD43V_DRAM1SDD89SDD19

13687109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË PC I/F Unit-6/7 (AVC System)OGI1B2OGI1B3OGI1A0OGI1A7RI1A1OVG5OVG2OGI1B6RI1A0OGI1A4OGI1B7RI1B7OGI1A6RI1B

1371716 1918151413121110LC-30HV4ULC-30HV4DVD+2.5CVPCVICPLLVD+5INVA+5INVD+1.8INVD+3.3INWXGA_OE 1VGA_OE 1VD+3.3VD+1.8VA+5VD+5BKVD+5VA+12V-5VD+3.3VD+3.3V

13887109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË PC I/F Unit-7/7 (AVC System)BSI2OGSI4BSI8OGSI3BSI3BSI4BSI9BSI5OGSI2BSI7OGSI5BSI6OGSI6OGSI7OGSI8OGSI9RSI

1391716 1918151413121110LC-30HV4ULC-30HV4DDV_TXD2+DV_TXD2-DV_TXD1+DV_TXD1-DV_TXD0+DV_TXDC+DV_TXDC-V_SII_VACCKMCCKMCSEN1CNCSEN2CNFLASHWCNSRSTCNTXD0CNRX

14LC-30HV4ULC-30HV4DREMOVING OF MAJOR PARTS1. Remove the five top cabinet retaining screws and slide the top cabinet backward to remove it.2. Remove t

14087109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË LCD CONTROL Unit-1/5 (Display)

1411716 1918151413121110LC-30HV4ULC-30HV4D

14287109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË LCD CONTROL Unit-2/5 (Display)

1431716 1918151413121110LC-30HV4ULC-30HV4D

14487109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË LCD CONTROL Unit-3/5 (Display)

1451716 1918151413121110LC-30HV4ULC-30HV4D

14687109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË LCD CONTROL Unit-4/5 (Display)

1471716 1918151413121110LC-30HV4ULC-30HV4D

14887109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË LCD CONTROL Unit-5/5 (Display)

1491716 1918151413121110LC-30HV4ULC-30HV4D

15LC-30HV4ULC-30HV4D7. Remove the system/control terminal retaining:7-1. Remove the four hex head screws securing the terminals of the system and cont

15087109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË MAIN Unit-1/3 (Display)

1511716 1918151413121110LC-30HV4ULC-30HV4D

15287109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË MAIN Unit-2/3 (Display)

1531716 1918151413121110LC-30HV4ULC-30HV4D

15487109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË MAIN Unit-3/3 (Display)

1551716 1918151413121110LC-30HV4ULC-30HV4D

15687109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË AUDIO Unit-1/2 (Display)

1571716 1918151413121110LC-30HV4ULC-30HV4D

15887109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË AUDIO Unit-2/2 (Display)

1591716 1918151413121110LC-30HV4ULC-30HV4D

16LC-30HV4ULC-30HV4D11. Remove the AV unit:11-1. Remove the five AV unit retaining screws and remove the AV unit.11-2. Remove the three AV unit angle

654321ABCDEFGH160LC-30HV4ULC-30HV4DËËËËË INVERTER-1 Unit (Display)

161654321ABCDEFGHLC-30HV4ULC-30HV4DËËËËË INVERTER-2 Unit (Display)

16287109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË INVERTER GROUND Unit (Display)

1631716 1918151413121110LC-30HV4ULC-30HV4D

654321ABCDEFGH164LC-30HV4ULC-30HV4DËËËËË OPERATION Unit (Display)

165654321ABCDEFGHLC-30HV4ULC-30HV4DËËËËË R/C, LED Unit (Display)

16687109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË POWER Unit (Display)

1671716 1918151413121110LC-30HV4ULC-30HV4D

654321ABCDEFGH168LC-30HV4ULC-30HV4DËËËËË SPEAKER-R Unit (Display)ËËËËË SPEAKER-L Unit (Display)

169654321ABCDEFGHLC-30HV4ULC-30HV4DSR Unit (Chip Parts Side)J6002J6001SC6000R6014FB6002D6013D6003C6003C6004D6004R6004D6000R6005R6000C6002D6007R6002R60

17LC-30HV4ULC-30HV4DË Ë Ë Ë Ë Display1. Take off bottom terminal cover.2. Take off the speaker by removing 4 screws and disconnecting speaker terminal

17087109654321AB CDEFGHLC-30HV4ULC-30HV4DMAIN Unit (Side-A)ËËËËË AVC System

1711716 1918151413121110LC-30HV4ULC-30HV4D

17287109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË AVC SystemMAIN Unit (Chip parts Side-A)LUG803P1803C1817IC1804 IC1803C1818 C1807IC1802 IC1801C1808TP7253

1731716 1918151413121110LC-30HV4ULC-30HV4DC7294R7264 R7263C7282 R7262FD8L7250TP7250TP7251C7252C7254C7255C7289C7292R7253C7281C7277C7293 C7290FB601C819C

17487109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË AVC SystemMAIN Unit (Side-B)

1751716 1918151413121110LC-30HV4ULC-30HV4D

17687109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË AVC SystemMAIN Unit (Chip Parts Side-B)R402R401R411R409R410R408R407R406Q401Q404Q403FDC4C6504R6546R404Q6

1771716 1918151413121110LC-30HV4ULC-30HV4D251C7275C7262C7263C7265C7269R7254C7267C7274C7270R7255FB7252R7259R7258R7257C7272R7256C7278C7273IC7253C1806C18

17887109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË AVC SystemAV Unit (Component Side)

1791716 1918151413121110LC-30HV4ULC-30HV4D

18LC-30HV4ULC-30HV4D7. Take off the LCD control PWB by detaching 7 connectors and removing 4 screws.8. Take off the R/C, LED PWB by detaching one conn

18087109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË AVC SystemAV Unit (Chip Parts Side)P1101R1102L1101R1109R1103C1182Q1127C1102D1110C1101R1195R1224R1104R11

1811716 1918151413121110LC-30HV4ULC-30HV4DR1126R1161C1143R1127R1162C1144C1132R1144R1143 C1131C1129SC1102R1145 C1130C1135R1150R1149R1148R1147R1146 C113

654321ABCDEFGH182LC-30HV4ULC-30HV4DËËËËË AVC SystemPOWER Unit (Component Side)

183654321ABCDEFGHLC-30HV4ULC-30HV4DPOWER Unit (Chip Parts Side)ËËËËË AVC SystemSC702SC701-2SC701-1P705P701VA702R711SG701R701FH701P704F701VA701FH702C70

654321ABCDEFGH184LC-30HV4ULC-30HV4DËËËËË AVC SystemFRONT Unit (Component Side)

185654321ABCDEFGHLC-30HV4ULC-30HV4DËËËËË AVC SystemFRONT Unit (Chip Parts Side)R2470D2410R2473R2476R2474Q2405Q2404R2475 R2472R2471Q2406R2478Q2407Q2408

654321ABCDEFGH186LC-30HV4ULC-30HV4DËËËËË AVC SystemPC I/F Unit (Side-A)

187654321ABCDEFGHLC-30HV4ULC-30HV4DËËËËË AVC SystemPC I/F Unit (Side-B)

18887109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË DisplayMAIN Unit (Component Side-A)

1891716 1918151413121110LC-30HV4ULC-30HV4D

19LC-30HV4ULC-30HV4D15.Take off the inverter GND PWB by removing 2 screws.16.Take off the power PWB by removing 7 screws. Remove insulation sheet.17.T

19087109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË DisplayMAIN Unit (Chip Parts Side-A)SC2201C2221C2206FB2204P2201C2224C2223C2222FB2206C2207 C2208C2263Q22

1911716 1918151413121110LC-30HV4ULC-30HV4DL2103C2117L2104C2111C2115P2102R2127R2126C2104C2106P2101C2101C2102P2107SC2203R2286FB2001R2087C2012R2065R2003

19287109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË DisplayMAIN Unit (Component Side-B)

1931716 1918151413121110LC-30HV4ULC-30HV4D

19487109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË DisplayMAIN Unit (Component Side-B)C2103IC2101C2107R2101R2103R2104IC2102D2101R2102IC2105R2112R2111C2116

1951716 1918151413121110LC-30HV4ULC-30HV4D3C2114C2267D2207C2268FL2215R2277D2208R2283R2276R2275C2262C2261C2260C2259R2281C2258C2271R2274C2257C2256C2239C

19687109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË DisplayLCD CONTROL Unit (Component Side-A)LCD CONTROL Unit (Chip Parts Side-A)P4508SC4551C4658C4595C459

1971716 1918151413121110LC-30HV4ULC-30HV4DR4733C4723P4701C4725C4727C4729C4731P4509R4118R4126R4137Z3 Z1P4101L4510C4528L4503C4529L4504C4526P4505C4531FDC

19887109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË DisplayLCD CONTROL Unit (Component Side-B)LCD CONTROL Unit (Chip Parts Side-B)R4549C4519FB4507R4518R452

1991716 1918151413121110LC-30HV4ULC-30HV4DC4736C4734IC4702C4741C4742C4743C4717R4727R4726C4720C4721C4716IC4704R4738R4719TP4714R4739C4711TP4715TP4716R47

2LC-30HV4ULC-30HV4DSAFETY NOTICEMany electrical and mechanical parts in LCD colortelevision have special safety-related characteristics.These characte

20LC-30HV4ULC-30HV4D23.Take off the LCD panel with panel shield by removing 4 screws.24.Take off D-BEF sheet, prism sheet and diffusion sheet. Take o

654321ABCDEFGH200LC-30HV4ULC-30HV4DËËËËË DisplayAUDIO Unit (Component Side)

201654321ABCDEFGHLC-30HV4ULC-30HV4DËËËËË DisplayAUDIO Unit (Chip parts Side)P3806C3822C3830C3833C3834R3819 C3820R3834C3819 R3820R3835C3816R3836R3827C3

654321ABCDEFGH202LC-30HV4ULC-30HV4DËËËËË DisplayINVERTER-1 Unit (Component Side)

203654321ABCDEFGHLC-30HV4ULC-30HV4DËËËËË DisplayINVERTER-1 Unit (Chip parts Side)R6561C6572C6573Q6559R6562R6560C6570C6571R6559C6569P6567Q6558Q6557L655

654321ABCDEFGH204LC-30HV4ULC-30HV4DËËËËË DisplayINVERTER-2 Unit (Component Side)

205654321ABCDEFGHLC-30HV4ULC-30HV4DËËËËË DisplayINVERTER-2 Unit (Chip parts Side)FH6561P6569C6597L6561Q6567T6561Q6566T6562P6562 P6560C6612T6559T6560R6

20687109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË DisplayINVERTER-GND Unit (Chip Parts Side)INVERTER-GND Unit (Component Side)P6903P6902P6901P6907P6909FD

2071716 1918151413121110LC-30HV4ULC-30HV4DR6915P6908D6907D6908R6910R6911D6906R6912Q6904D6905R6909R6908R6913Q6906Q6903 Q6905Q6902R6907Q6901C6907C6905R6

654321ABCDEFGH208LC-30HV4ULC-30HV4DËËËËË DisplayOPERATION Unit (Component Side)

209654321ABCDEFGHLC-30HV4ULC-30HV4DËËËËË DisplayOPERATION Unit (Chip Parts Side)P130P131SW136R133SW135R132SW134D131SW133R131SW132D130SW131R130SW130

21LC-30HV4ULC-30HV4DADJUSTMENT PROCEDURES (AVC SYSTEM)Preparation for adjustment1. The product has been adjusted and optimized in the factory. If the

654321ABCDEFGH210LC-30HV4ULC-30HV4DËËËËË DisplaySPEAKER-R Unit (Component Side)R/C, LED Unit (Component Side)SPEAKER-L Unit (Component Side)

211654321ABCDEFGHLC-30HV4ULC-30HV4DËËËËË DisplaySPEAKER-R Unit (Chip Parts Side)P101C101D101RMC101C102R101R111C103IC101C104C105D103C106R106Q103R104R10

654321ABCDEFGH212LC-30HV4ULC-30HV4DËËËËË DisplayPOWER Unit (Side-A)

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code213LC-30HV4ULC-30HV4DRef. No. Part No. ★ Description CodeRef. No. Part No. ★

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code214LC-30HV4ULC-30HV4DDUNTKB401FE07MAIN Unit (AVC System)INTEGRATED CIRCUITSIC

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code215LC-30HV4ULC-30HV4DDUNTKB401FE07MAIN Unit (AVC System) (Continued)C436 VCKY

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code216LC-30HV4ULC-30HV4DDUNTKB401FE07MAIN Unit (AVC System) (Continued)C956 VCCC

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code217LC-30HV4ULC-30HV4DDUNTKB401FE07MAIN Unit (AVC System) (Continued)R461 VRS-

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code218LC-30HV4ULC-30HV4DDUNTKB401FE07MAIN Unit (AVC System) (Continued)R958 VRS-

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code219LC-30HV4ULC-30HV4DDUNTKB401FE07MAIN Unit (AVC System) (Continued)DUNTKB493

22LC-30HV4ULC-30HV4DCENTER Version OSD Version CVIC Version ∫ ∫∫ ∫∫ ∫∫ ∫2001 06 21AXXXXXXXXXXXXXXXX ∫ ∫ ∫ ∫Page Program

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code220LC-30HV4ULC-30HV4DDUNTKB493FE07 (LC-30HV4U)DUNTKB493FE08 (LC-30HV4D)POWER

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code221LC-30HV4ULC-30HV4DDUNTKB493FE07 (LC-30HV4U)DUNTKB493FE08 (LC-30HV4D)POWER

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code222LC-30HV4ULC-30HV4DDUNTKB593DE30 (LC-30HV4U)DUNTKB593DE31 (LC-30HV4D)FRONT

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code223LC-30HV4ULC-30HV4DDUNTKB594DE30 (LC-30HV4U)DUNTKB594DE31 (LC-30HV4D)SR Uni

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code224LC-30HV4ULC-30HV4DDUNTKB658FE01 (LC-30HV4U)DUNTKB658FE02 (LC-30HV4D)AV Uni

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code225LC-30HV4ULC-30HV4DDUNTKB658FE01 (LC-30HV4U)DUNTKB658FE02 (LC-30HV4D)AV Uni

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code226LC-30HV4ULC-30HV4DDUNTKB658FE01 (LC-30HV4U)DUNTKB658FE02 (LC-30HV4D)AV Uni

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code227LC-30HV4ULC-30HV4DDUNTKB658FE01 (LC-30HV4U)DUNTKB658FE02 (LC-30HV4D)AV Uni

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code228LC-30HV4ULC-30HV4DDUNTKB658FE01 (LC-30HV4U)DUNTKB658FE02 (LC-30HV4D)AV Uni

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code229LC-30HV4ULC-30HV4DDUNTKB658FE01 (LC-30HV4U)DUNTKB658FE02 (LC-30HV4D)AV Uni

23LC-30HV4ULC-30HV4D1) Analog adjustment(1) Voltage adjustmentItem Adjusting conditions/points Adjusting procedure1 3.3 V Adjustment Page: 2 • Connect

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code230LC-30HV4ULC-30HV4DCPCi-A005WJ55 (LC-30HV4U)CPCi-A005WJ57 (LC-30HV4D)PC I/F

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code231LC-30HV4ULC-30HV4DCPCi-A005WJ55 (LC-30HV4U)CPCi-A005WJ57 (LC-30HV4D)PC I/F

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code232LC-30HV4ULC-30HV4DCPCi-A005WJ55 (LC-30HV4U)CPCi-A005WJ57 (LC-30HV4D)PC I/F

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code233LC-30HV4ULC-30HV4DCPCi-A005WJ55 (LC-30HV4U)CPCi-A005WJ57 (LC-30HV4D)PC I/F

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code234LC-30HV4ULC-30HV4DDUNTKA658FE13 (LC-30HV4U)DUNTKA658FE12 (LC-30HV4D)LCD CO

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code235LC-30HV4ULC-30HV4DDUNTKA658FE13 (LC-30HV4U)DUNTKA658FE12 (LC-30HV4D)LCD CO

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code236LC-30HV4ULC-30HV4DDUNTKA658FE13 (LC-30HV4U)DUNTKA658FE12 (LC-30HV4D)LCD CO

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code237LC-30HV4ULC-30HV4DDUNTKA658FE13 (LC-30HV4U)DUNTKA658FE12 (LC-30HV4D)LCD CO

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code238LC-30HV4ULC-30HV4DDKEYHB797FE11 (LC-30HV4U)DKEYHB797FE12 (LC-30HV4D)MAIN U

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code239LC-30HV4ULC-30HV4DDKEYHB797FE11 (LC-30HV4U)DKEYHB797FE12 (LC-30HV4D)MAIN U

24LC-30HV4ULC-30HV4D(2) Tuner adjustmentItem Adjusting conditions/points Adjusting procedure1 Signal setting Signal: • Use a signal generator to provi

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code240LC-30HV4ULC-30HV4DDKEYHB797FE11 (LC-30HV4U)DKEYHB797FE12 (LC-30HV4D)MAIN U

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code241LC-30HV4ULC-30HV4DDUNTKB798DE02 (LC-30HV4U)DUNTKB798DE03 (LC-30HV4D)AUDIO

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code242LC-30HV4ULC-30HV4DDUNTKB798DE02 (LC-30HV4U)DUNTKB798DE03 (LC-30HV4D)AUDIO

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code243LC-30HV4ULC-30HV4DDUNTKB799DE02 (LC-30HV4U)DUNTKB799DE03 (LC-30HV4D)INVERT

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code244LC-30HV4ULC-30HV4DDIODESD130 RH-EX0879CEZZY J Zener Diode, 12V ADD131 RH-E

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code245LC-30HV4ULC-30HV4DINTEGRATED CIRCUITIC101 VHiTPS819++-1Y J TPS819 AHTRANSI

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code246LC-30HV4ULC-30HV4DRDENCA009WJN3 (LC-30HV4U)RDENCA009WJN1 (LC-30HV4D)POWER

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code247LC-30HV4ULC-30HV4DRDENCA009WJN3 (LC-30HV4U)RDENCA009WJN1 (LC-30HV4D)POWER

248LC-30HV4ULC-30HV4D654321ABCDEFGHCABINET AND MECHANICAL PARTS (AVC System)55212362-7481-1301-22222195052101524895255282-32-6464718462-32-4556-193-23

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code249LC-30HV4ULC-30HV4DCABINET AND MECHANICAL PARTS(AVC System)1 Not Availa

25LC-30HV4ULC-30HV4DItem Adjusting conditions/points Adjusting procedure1 Signal setting Signal: • Use a signal generator to provide the split field c

250LC-30HV4ULC-30HV4D654321ABCDEFGHCABINET AND MECHANICAL PARTS (Display)GFE96049618612472-62-22-42-62-52-52-13-13-33-25959581133-41591-21-31-61-51-51

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code251LC-30HV4ULC-30HV4DCABINET AND MECHANICAL PARTS(Display)1 CCABAA250WJ01 J F

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code252LC-30HV4ULC-30HV4DSUPPLIED ACCESSORIESPACKING PARTS(NOT REPLACEMENT ITEM)S

253LC-30HV4ULC-30HV4DPACKING OF THE SETCable Clamp (x1)(LHLDW0110CEZZ)RF Cable(QCNW-A342WJZZ)Questionnaire Card(TCADEA028WJZZ:LC-30HV4U)Caution Sheet(

LC-30HV4ULC-30HV4DCOPYRIGHT © 2003 BY SHARP CORPORATIONALL RIGHTS RESERVED.No part of this publication may be reproduced,stored in a retrieval system,

26LC-30HV4ULC-30HV4DItem Adjusting conditions/points Adjusting procedure4 MAIN N358 TINT Page: 3 Adjust "MAIN N358 TINT" so that the bottom

27LC-30HV4ULC-30HV4DItem Adjusting conditions/points Adjusting procedure1 Signal setting Signal: Provide the 100% color bar source of component 15kN35

28LC-30HV4ULC-30HV4D2) Digital white balance adjustment(1) NTSC signal adjustmentItem Adjusting conditions Adjusting procedure 1 SettingN358 R cut

29LC-30HV4ULC-30HV4D(3) Component HDTV signal adjustmentItem Adjusting conditions Adjusting procedure 1 SettingComponent HDTVR cutoff1. Press &quo

3LC-30HV4ULC-30HV4DPRECAUTION: POUR LAPROTECTION CONTINUE CONTRELES RISQUES D'INCENDIE,REMPLACER LE FUSIBLECÔTÉ AVC:F701 (2A, 250V)CÔTÉ LCD:F1 (3

30LC-30HV4ULC-30HV4DNotes:1) Perform factory setting as the latest task. Do not turn on the power after factory setting.2) Turn the AVC’s AC power off

31LC-30HV4ULC-30HV4DPAGE LINE NAME FUNCTION 1 1 KEY WRI

32LC-30HV4ULC-30HV4DPAGE LINE NAME FUNCTION 10 3 COMPHD

33LC-30HV4ULC-30HV4DUPGRADING INSTALLED PROGRAMSPrograms installed in the product are mainly divided into the following two categories:∫ Main programs

34LC-30HV4ULC-30HV4DContinued

35LC-30HV4ULC-30HV4DADJUSTMENT PROCEDURES (DISPLAY)See "Adjusting mode" for the steps to go into adjustment process mode.1) +B adjustment (L

36LC-30HV4ULC-30HV4D3. Adjusting Mode1. OverviewThe controller IC can be adjusted in this mode.Adjustment is done while controlling the setting of the

37LC-30HV4ULC-30HV4D5. Changing dataIn "adjustment item display", the items pointed by cursor can be changed using VOL UP/DOWN key.(Holdingd

38LC-30HV4ULC-30HV4DËËËËË Adjustment Mode Menu List (Display)First layer item PAGE ITEM SETTING RANGE INITIAL VALUE DATA SETTINGMODE 1 50HZ/60HZ/PC 50

39LC-30HV4ULC-30HV4DMAJOR IC INFORMATIONS∫ IC2501 (MSP4448G)IC for decoding audio signals.It serves as an S-IF audio signal decoder and an audio data

4LC-30HV4ULC-30HV4DPrecautions for using lead-free solder1 Employing lead-free solder"PWBs" of this model employs lead-free solder. The LF s

40LC-30HV4ULC-30HV4D∫ IC402 (TC90A69)Adaptive infield 3-line digital comb filter supporting both NTSC and PAL.This IC is a high-precision Y/C 1 chip i

41LC-30HV4ULC-30HV4D∫ PC I/F unit∫ IC10004 (CXA3506R)3-ch, 8-bit 120MSPS A/D converter incorporating AMP and PLL.This IC process video signals supplie

42LC-30HV4ULC-30HV4DPin No. Pin Name Type Description1,33,48,75 DGND –– Digital GND (same as I/O)39,62,100 DVDD –– Digital 2.5V Power4-12,28-30, TEST0

43LC-30HV4ULC-30HV4DPin No. Pin Name Type Description1, 19, 32, 33 VDD –– Power supply44, 642 PLLVDC –– PLL power supply3 VCOIN I VCO IN (used to cons

44LC-30HV4ULC-30HV4DËVHiMSP4418G-1Q (ASSY:IC2501)Multi Sound Processor»Block diagram

45LC-30HV4ULC-30HV4D» Pin mappingPin No. Pin Name Type Description1 NC –– Not connected2 I2C_CL I/O I2C clock3 I2C_DA I/O I2C data4 I2S_CL I/O I2S clo

46LC-30HV4ULC-30HV4DËVHiCXA2069Q-1 (ASSY:FIC1301)S2-compatible 7-input, 3-output AV switch»Block diagram

47LC-30HV4ULC-30HV4D» Pin mappingPin No. Pin Name Type Description63 TV I Video signal input1 V1 I Composite video signal input8V2 I15 V3 I22 V4 I30 V

48LC-30HV4ULC-30HV4DËVHiMM1519XQ-1 (IC1401)Component Input Video Switch»Block diagram

49LC-30HV4ULC-30HV4D» Pin mappingPin No. Pin Name Type Description1 VIDEO 1-L1 I D-pin connection line input2 VIDEO 1-L2 I3 VIDEO 1-L3 I11 VIDEO 2-L1

5LC-30HV4ULC-30HV4DSPECIFICATIONSItem 30 LIQUID CRYSTAL TELEVISION, Model: LC-30HV4U/DTVFunctionAmerican TV Standard NTSC SystemVHF/UHFVHF 2-13ch, UH

50LC-30HV4ULC-30HV4DËVHiTB1274AF-1Q (ASSY:IC801, IC802)VIDEO/CHROMA Processor»Block diagram

51LC-30HV4ULC-30HV4D» Pin mappingPin No. Pin Name Type Description1 CVBS1/Y1-IN I CVBS1 or Y1-IN signal input2 SYNC-IN I Synchronization signal input3

52LC-30HV4ULC-30HV4DËVHiCXA2101Q-1 (ASSY:IC803)Baseband image signal processing»Block diagram

53LC-30HV4ULC-30HV4D» Pin mappingPin No. Pin Name Type Description1 IN2-H I IN2-H: Independent H periodic signal input2 IN2-V I IN2-V: Independent V p

54LC-30HV4ULC-30HV4DPin No. Pin Name Type Description1 NC –– Non-connection2 SP_CP2 I Input of clamp signal from synchronous separation IC (for 15K sy

55LC-30HV4ULC-30HV4DPin No. Pin Name Type Description1 BIAS –– ADC bias2 VRT –– ADC upper limit bias3 VDD1 –– ADC and DAC power supply (analog system)

56LC-30HV4ULC-30HV4DPin No. Pin Name Type Description34, 36-44, D[15:0] I/O Data bus D [15:0]46, 48-5223-26, 28, 30-32 D[23:16/PTA[7:0] I/O Data bus D

57LC-30HV4ULC-30HV4DPin No. Pin Name Type Description» Pin mapping193 RESETP I Power-on reset request124 RESETM I Manual reset request122 BREQ I Bus r

58LC-30HV4ULC-30HV4DPin No. Pin Name Type Description1 B/CbOUT O Amplifier output signal monitor2 ADDRESS I I2C slave addressing3 R/CrOUT O Amplifier

59LC-30HV4ULC-30HV4DPin No. Pin Name Type Description139 R/CrIN1 I R/Cr signal input 1140 AVCCAMPR –– R/Cr amplifier power supply141 R/CrIN2 I R/Cr si

6LC-30HV4ULC-30HV4DOPERATION MANUALPart namesOPC indicator*POWER indicatorMAIN POWERbuttonOPC sensorSLEEP timer indicatorDisplayPOWER buttonINPUTbutto

60LC-30HV4ULC-30HV4DPower cannot be turned on. (The power LED on the front panel does not light up).Is the power cable connected properly?Is fuse (F70

61LC-30HV4ULC-30HV4DNo sound (1)No sound (2)No image (1)No sound is heard from the speaker in all modes. Check audio circuits of the Display.Is the mo

62LC-30HV4ULC-30HV4D•AVC SystemNo image (2)No VIDEO image on INPUT4Has "INPUT4" been selected on the Input Select screen?No VIDEO image on I

63LC-30HV4ULC-30HV4DCheck the PC I/F unit.<When COMPONENT/DVI signal is received> No image (3)No COMPONENT image on INPUT1Has "INPUT1"

64LC-30HV4ULC-30HV4DNo image (4)No image when TV signal is receivedCheck the PC I/F unit.Is the video signal on tuner image output pin (19) of tuner (

65LC-30HV4ULC-30HV4D•AVC SystemNo Monitor image <VIDEO>YESNOIs the video signal sent from pin (41) of IC1301 (AV switch)?YESCheck lines and devi

66LC-30HV4ULC-30HV4DNOYESNo TV, video and component pictureIs input at pins (124), (133) and (139) of IC10004 normal?Check CN10006 and its peripheral

67LC-30HV4ULC-30HV4DNOYESIs HD1/VD1 outputted to pins (9) and (4) of IC801 (MAIN VIDEO CHROMA), respectively?Check IC801 and its peripheral circuits.N

68LC-30HV4ULC-30HV4DTROUBLE SHOOTING TABLE(Display)LCD LED: ONAVC-C LED: OFFCheck power switch, AC power cable and power unit of AVC-C.LCD LED: OFFAVC

69LC-30HV4ULC-30HV4DTROUBLE SHOOTING TABLE (Continued)(Display)No 800-MHz signal input at pins (186), (187), (191), (192), (196) and (197) of IC2201.C

7LC-30HV4ULC-30HV4DPart namesRemote control unitNOTE• When using the remote control unit, point it at the LiquidCrystal Television.* is a trademark of

7087109654321AB CDEFGHLC-30HV4ULC-30HV4DCHASSIS LAYOUT (AVC System)

711716 1918151413121110LC-30HV4ULC-30HV4D

7287109654321AB CDEFGHLC-30HV4ULC-30HV4DCHASSIS LAYOUT (Display)

731716 1918151413121110LC-30HV4ULC-30HV4D

7487109654321AB CDEFGHLC-30HV4ULC-30HV4DSYSTEM BLOCK DIAGRAM (AVC System)

751716 1918151413121110LC-30HV4ULC-30HV4D

7687109654321AB CDEFGHLC-30HV4ULC-30HV4DSIGNAL FLOW BLOCK DIAGRAM (AVC System)

771716 1918151413121110LC-30HV4ULC-30HV4D

7887109654321AB CDEFGHLC-30HV4ULC-30HV4DPOWER SYSTEM BLOCK DIAGRAM (AVC System)

791716 1918151413121110LC-30HV4ULC-30HV4D

8LC-30HV4ULC-30HV4DPreparation456Attaching the clamp to the leg of the DisplayBundling the cables with the clampClosing the terminal coverDisplay (rea

8087109654321AB CDEFGHLC-30HV4ULC-30HV4DPC I/F UNIT BLOCK DIAGRAM (AVC System)

811716 1918151413121110LC-30HV4ULC-30HV4D

8287109654321AB CDEFGHLC-30HV4ULC-30HV4DSIGNAL BLOCK DIAGRAM (Display)QO23-0, QE23-0HSYNC, VSYNC, CLOCSC2202DISPLAYINPUT 2SC2201DISPLAYINPUT 1IC2201TM

831716 1918151413121110LC-30HV4ULC-30HV4DQE23-0VSYNC, CLOCKINVERTER-1 UNITIC2203CONFIGEEPROMIC2003EEPROM5RONIC4901OSD DRIVE(ODD)IC4902FIFO MEMORYIC470

8487109654321AB CDEFGHLC-30HV4ULC-30HV4DPOWER UNIT BLOCK DIAGRAM (Display)LCD CONTROL(DIGITAL)AUDIOMAIN (TMDS/MICOM)IC38019V REGIC21043.3V REGIC21052.

851716 1918151413121110LC-30HV4ULC-30HV4DPOWERAA(CN2)PB(CN4)IC21043.3V REGIC21052.5V REG+13VIC21015V REGP2101PAPA(CN3)STB+6VIC21028V REGINVERTER1

8687109654321AB CDEFGHLC-30HV4ULC-30HV4DOVERALL WIRING DIAGRAM-1/2 (AVC system)

871716 1918151413121110LC-30HV4ULC-30HV4D

8887109654321AB CDEFGHLC-30HV4ULC-30HV4DOVERALL WIRING DIAGRAM-2/2 (AVC system)

891716 1918151413121110LC-30HV4ULC-30HV4D

9LC-30HV4ULC-30HV4DUsing external equipmentDigital TV tunerAVC System(rear view)AVC System(front view)AV Receiver(Built-in Tuner Amp)VCRDVD playerGame

9087109654321AB CDEFGHLC-30HV4ULC-30HV4DOVERALL WIRING DIAGRAM (Display)

911716 1918151413121110LC-30HV4ULC-30HV4D

92LC-30HV4ULC-30HV4DDESCRIPTION OF SCHEMATIC DIAGRAMVOLTAGE MEASUREMENT CONDITION:1. When the exclusive-use AC adapter is used, the colourbar signal o

93LC-30HV4ULC-30HV4DWAVEFORMS1TP1101 (Tuner-A Out)V: 200mV/div H: 10µsec/div2TP1102 (Tuner-B Out)V: 200mV/div H: 10µsec/div3TP7005 (3DYCIN)V: 200mV/di

9487109654321AB CDEFGHLC-30HV4ULC-30HV4DË MAIN Unit-1/7 (AVC System)

951716 1918151413121110LC-30HV4ULC-30HV4D

9687109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË MAIN Unit-2/7 (AVC System)

971716 1918151413121110LC-30HV4ULC-30HV4D

9887109654321AB CDEFGHLC-30HV4ULC-30HV4DËËËËË MAIN Unit-3/7 (AVC System)

991716 1918151413121110LC-30HV4ULC-30HV4D