Sharp UX-A260U Service Manual

UX-A260UNo. 00ZUXA260USMECHAPTER 1. GENERAL DESCRIPTION[1] Specifications ... 1-1[2] Operation panel...

UX-A260U3. 12. Entry data receiveIn this mode, the registered data sent from the other machine is receiv-ed and the received data is registered in the

UX-A260U5. Soft switch description• Soft switch2 – 51 Protect from echo No Yes 02 Forced 4800 BPS reception Yes No 03 Footer print Yes No 04 Length li

UX-A260U2 – 61 Reserved 02 End Buzzer Yes No 13 Disconnect the line when DIS is received in No Yes 1RX mode4 Equalizer freeze control (MODEM) On Off 0

UX-A260U2 – 71 DTMF signal transmission level (High) Binary input 02 No. = 16 8 4 2 1 03 1 2 3 4 5 14 0 0 1 0 1 05 16 07 Re

UX-A260U1 Reserved 02 Reserved 03 Reserved 04 Reserved 05 Reserved 06 Reserved 07 Reserved 08 Reserved 01 Reserved 02 Reserved 03 Reserved 04 Reserved

UX-A260U2 – 91 Reserved 02 Reserved 03 Reserved 04 Reserved 05 Reserved 06 Reserved 07 Reserved 08 Reserved 01 Reserved 02 Reserved 03 Reserved 04 Res

UX-A260U1 A.M. quiet detect time Binary input 02 No. = 16 8 4 2 1 03 1 2 3 4 5 14 00110 15 0CPC detection time4ms 20ms 40ms 70ms 140ms 160ms 200

UX-A260U2 – 111 Reserved 02 Reserved 03 Sender’s phone number setting Cannot change Change allowed 04 Reserved 05 Reserved 06 Summer time setting No Y

UX-A260U2 – 12Paper set size LETTER LEGAL A4 OPTION1 No. 1 0 0 1 02 No. 2 0 1 0 03 Automatic reduce of receive Auto 100 % 1 OPTIONPrint contrast Norma

UX-A260U2 – 131 Reserved 02 Reserved 03 Reserved 04 Reserved 05 Reserved 06 Reserved 07 Reserved 08 Reserved 01 Reserved 02 Reserved 03 Reserved 04 Re

UX-A260U(Danish) ADVARSEL !Lithiumbatteri-Eksplosionsfare ved fejlagtig håndtering.Udskiftning må kun ske med batteri af samme fabrikat og type.Levér

UX-A260UTX RXCEDDIST2 – 14• Soft switch function descriptionSW-A1 No. 1 Protect from echoUsed to protect from echo in reception.SW-A1 No. 2 Forced 480

UX-A260URAPID01 CML RELAY ONDIALLINGNo.6 No.70 0 0sec0 1 1.5sec1 0 3

UX-A260U1S 1S0.5SRINGPATTERN 5for CANADA0.25S0.25S0.2S6S2S ring4S ring1.5S ring3S ring1S ring4S ring1.5S ring4S ring0.8S4S ring0.3S4S ring0.4S4S ring1

UX-A260UAB400msec2000msec1 22 – 17SW-D2 No. 4 ReservedSet to "0".SW-D2 No. 5 Caller ID functionUsed for Caller ID function.SW-D2 No. 6 Calle

UX-A260U2 – 18SW-I3 No. 3 Two way record functionIf this switch is set to "1", the machine disables two way recording.SW-I3 No. 4 Toll saver

UX-A260U2 – 19SW-I7 No. 3, No. 4 AGC slew rate (Mic)The AGC Slew Rate controls the convergence of the message playbacklevel to the desired playback le

UX-A260U4 – 1CHAPTER 4. DIAGRAMSDRAM4MbitFLASH ROM2MbitCPU I/FTIMERRTCWATCHDOGTIMERCLOCK32.768kHzINTERRUPTCONTROLLERCIS I/FVIDEOPROCESSINGMOTOR I/FSEN

UX-A260U4 – 26CAM SW26THERMAL HEADCONTACT IMAGE SENSORLCD UNITCNLCDOPERATIONPANEL PWBNUIT14CNPN-A157CNCSWCNMTCNTHCNCISCNPN CNSPSPEAKERCNLIUACNPW146CON

UX-A260U4 – 3TX/RXMOTORTPBD-TPAD-TPBDTPADVMTVMT1234561234567891011121314151612345678910111213141512345678910111213141516123456OPERATIONPANELPWBTPBD-TP

UX-A260UCHAPTER 5. CIRCUIT DESCRIPTION[1] Circuit description1. General descriptionThe compact design of the control PWB is obtained by using CONEXANT

1 – 1UX-A260UAs a part of our policy of continuous improvement, SHARP reserves the right to make design and specification changes for productimproveme

UX-A260U[2] Circuit description of control PWB1. General descriptionFig. 2 shows the functional blocks of the control PWB, which is com-posed of 4 blo

UX-A260U12) Video ProcessingThe CX06835 supports two modes of shading correction for scannerdata non-uniformity arising from uneven sensor output or u

UX-A260UB) Modem block1) Facsimile ModemThe modem can operate at 14400, 12000, 9600, 7200, 4800, 2400, or300 bps, and can perform HDLC framing per T.3

UX-A260UIACR1 0 0 0 0 0 D0 0 1IACR2 0 0 0 0 0 D4 0 1IACR3 0 0 0 0 0 D5 0 1IAADD 0 0 0 0 0 CE 0, 1 0, 1NOTES: *Registers to use when x=1. When x=2, add

UX-A260U1 VDDPLL ———PLL Power2 VSSPLL ———PLL GND3 ROMCSn O — 13Xs —4 SYNC/GPO[20] O — 13Xs —5 WRn O — 13Xs —6 RDn O — 13Xs —7 DEBUGn I Hu ——8 TSTCLK O

UX-A260U5 – 764 VDD ———Digital Power65 GPIO[11]/BE/SERINP/SR4IN I/O Hu 13Xs —66 GPIO[19]/RDY/SEROUT I/O Hu 13Xs —67 START O — 2XC —68 CLK1n/GPO[25] O

UX-A260U5 – 8127 A[12] I/O Tu 13Xs CPU Address Bus128 A[13] I/O Tu 13Xs CPU Address Bus129 A[14] I/O Tu 13Xs CPU Address Bus130 A[15] I/O Tu 13Xs CPU

UX-A260U(3) Panel control blockThe following controls are performed by the SCE214V.• Operation panel key scanning• Operation panel LCD display(4) Mech

UX-A260U[3] Circuit description of TEL/LIU PWB(1) TEL/LIU block operational description1) Block diagram2) Circuit descriptionThe TEL/LIU PWB is compos

UX-A260U4) Signal selectionThe following signals are used to control the transmission line of TEL/FAX signal. For details, refer to the signal selecto

1 – 2UX-A260U[2] Operation panel151413 16145231210111. SPEAKER keyPress this key to listen to the line and fax tones through the speaker when faxing a

UX-A260U5 – 12(Example: SENDING/RECEIVING)Signal Name FunctionRHSH:The handset is in the on-hook state.L: The handset is in the off-hook state.CI Inco

UX-A260U[4] Circuit description of power supply PWB1. Block diagram[5] Circuit description of CIS unit1. CISCIS is an image sensor which puts the orig

UX-A260UCHAPTER 6. CIRCUIT SCHEMATICS AND PARTS LAYOUT[1] Control PWB circuit 1/6Main control block6 – 1AABBCCDDEEFFGGHHII6 65 54 43 32 21 1WR-THADIBZ

UX-A260UOKIISSIN.M.10KΩRH-iX2168SCZZ N.M.RH-iX2321XHZZ10KΩIC2 R204 R205VenderAABBCCDDEEFFGGHHII6 65 54 43 32 21 1DWR-CAS-ROMCS-A[18:0]D[7:0]RD-WR-RAS-

UX-A260UFAX Modem block 3/66 – 3AABBCCDDEEFFGGHHII6 65 54 43 32 21 1CNLCI-HS-RHS-PINTELMUTECMLTHRANKDPONDPMUTEFLTXDFLRXDMICMUTE<CS5><CS5A>

UX-A260UAABBCCDDEEFFGGHHII6 65 54 43 32 21 1CSWi-PWRDWN-CNPN-8CNPW-6CNPW-5CNPW-1CNPW-2CNPW-3CNPW-4CNPN-5CNCSW-2CNPN-6CNCSW-1CNLIUA-11 DR/RBNCNPRG-2CND

UX-A260UVideo processing/Motor driver/Thermal block 5/66 – 5NOTE: This mark indicates a safety-critical part(s).AABBCCDDEEFFGGHHII6 65 54 43 32

UX-A260UAABBCCDDEEFFGGHHII6 65 54 43 32 21 1CNLIUA-5CNLIUA-14SPOUTDTMFMUTECNSP-1VOLAVOLBVOLCBZOUT1RCVOLSIGMUTESIGTXCNLIUA-8CNSP-3W-TONESPMUTECNLIUA-9C

UX-A260UControl PWB parts layout (Top side)6 – 7

UX-A260UControl PWB parts layout (Bottom side)6 – 8

1 – 3UX-A260U13Plug the power cord into a 120 V grounded outlet.Connect the telephone line cord to the TEL. LINE jack and a wall telephone jack.Attach

UX-A260U[2] TEL/LIU PWB circuit

UX-A260U TEL/LIU PWB circuit

UX-A260UTEL/LIU PWB circuit

UX-A260UTEL/LIU PWB parts layout (Top side)6 – 12

UX-A260UTEL/LIU PWB parts layout (Bottom side)6 – 13

UX-A260U[3] Power supply PWB circuit

UX-A260UPower supply PWB parts layout (Top side)6 – 15Power supply PWB parts layout (Bottom side)

UX-A260UNOTE: This mark indicates a safety-critical part(s).44332211D DC CB BA ADGDG DGDG+3.3VE+3.3VORGSNSDGSEN6SEN0SEN1SEN2SEN3SEN4SEN5FRSNSLD

UX-A260U6 – 17Operation panel PWB parts layout(Top side)Operation panel PWB parts layout(Bottom side)Note: Since the parts of PWB cannot be supplied,

UX-A260U6 – 18CHAPTER 7. OPERATION FLOWCHART[1] ProtocolRefer to the service manual of UX-P100U.[2] Power on sequenceRefer to the service manual of UX

1 – 4UX-A260U[6] Quick reference guideSENDING FAXESPlace your document (up to 10 pages) face down in the document feeder.Normal Dialing1. Lift the han

UX-A260U8 – 1CHAPTER 8. OTHERS[1] Service tools1. ListTEL/LIU PWBPH2PH1R30TP3DG(ORANGE)TP4+24VL(YELLOW)CEKATP1PIN(BROWN)TP2FILM(RED)KACE2. Description

UX-A260UCONTENTSPARTS GUIDEBecause parts marked with " " are indispensable for the machine safety maintenance and operation, it must berepla

UX-A260U[1] Cabinet,etc.– 1 –5539383940666616OPERATIONPANEL UNIT62DOCUMENTGUIDE UPPERTOP COVER/SUB FRAMEDRIVEUNIT2722303128252626294573554465052515335

NO.PARTS CODEPRICERANKNEWMARKPARTRANKDESCRIPTIONUX-A260U– 2 –[1] Cabinet,etc.3 CCNWN395BXH01 AP N C Speaker ass’y4 CLEVP2358XH01 AD C Hook switch leve

UX-A260U[2] Top cover/Sub frame1 GCOVA2448XHVA AX N C Top cover2 MSPRC3301XHZZ AB C Hopper spring3 NGERP2318XHZZ AD C Pinion gear4 PGIDM2619XHVA AG C

UX-A260UNO.PARTS CODEPRICERANKNEWMARKPARTRANKDESCRIPTION[3] Upper cabinet/Document guide upper– 4 –[3] Upper cabinet/Document guide upper1 GCASP2173XH

UX-A260U– 5 –[4] Drive unitNO.PARTS CODEPRICERANKNEWMARKPARTRANKDESCRIPTION[4] Drive unit1 CGERH2314XH05 AS C Slip gear ass’y2 CLEVP2359XH01 AD C Plan

UX-A260U[5] Packing material & Accessories1 DUNTK497CXHFW AY N E Handset1 2 QCNWG209BXHOW AH C Handset cord3 CPLTP3222XHR2 AQ N C Paper tray exten

NO.PARTS CODEPRICERANKNEWMARKPARTRANKDESCRIPTIONUX-A260U– 7 –[6] Control PWB unit1 UBATL2049SCZZ AF B Battery(CR2032T23) [BAT1]2 VCEAGA0JW227M AD C Ca

NO.PARTS CODEPRICERANKNEWMARKPARTRANKDESCRIPTIONUX-A260U– 8 –[6] Control PWB unit81 VCKYCY1AB105K AB C Capacitor(10WV 1.0µF) [C208]82 VCKYCY1HB471K AB

UX-A260U4. Volume adjustmentYou can adjust the volume of the speaker, handset, and ringer using theUP and DOWN arrow keys.(1) Speaker1. Press the SPEA

NO.PARTS CODEPRICERANKNEWMARKPARTRANKDESCRIPTIONUX-A260U[6] Control PWB unit160 VRS-CY1JB103J AA C Resistor(1/16W 10KΩ ±5%) [R151]161 VRS-CY1JB203J AA

NO.PARTS CODEPRICERANKNEWMARKPARTRANKDESCRIPTIONUX-A26U[7] TEL/LIU PWB unit35 VHD1N4148//-1 AA B Diode(1N4148) [D2]36 VHD1N4148//-1 AA B Diode(1N4148)

UX-A260U[8] Power supply PWB unit21 0CBUBA0003BL/ AD N B Diode(1S2076A) [D5]22 0CBUBC0336AZ/ AL B Diode(S3L20U) [D7]23 0CBUBC0070AM/ AG B Diode(ERA81-

No.NEWMARKPARTRANKPRICERANKPARTS CODE No.NEWMARKPARTRANKPRICERANKPARTS CODE No.NEWMARKPARTRANKPRICERANKPARTS CODEUX-A260U– 12 – I n d e x[C]CCNWN395BX

No.NEWMARKPARTRANKPRICERANKPARTS CODENo.NEWMARKPARTRANKPRICERANKPARTS CODENo.NEWMARKPARTRANKPRICERANKPARTS CODEUX-A260U– 13 –VCEAGA1HW226M 7-7 AB CVC

No.NEWMARKPARTRANKPRICERANKPARTS CODE No.NEWMARKPARTRANKPRICERANKPARTS CODE No.NEWMARKPARTRANKPRICERANKPARTS CODEUX-A260U– 14 –0CBUAC0034EL/ 8-36 AD

UX-A260USHARP CORPORATIONCommunication Systems GroupQuality & Reliability Control CenterHigashihiroshima, Hiroshima 739-0192, JapanPrinted in U.S.

UX-A260U2. Diagnostic items1 SOFT SWITCH MODE Soft switches are displayed and changed. List can be output.2 ROM & RAM CHECK ROM is sum-checked, an

UX-A260U3. Diagnostic items description3. 1. Soft switch modeUsed to change the soft switch settings.The soft switch which is stored internally is set