Sharp CE-1600P Service Manual

i SHARP SERVICE MANUAL - - . "" .. w,~""" GlLe _ VCR 1\1 ST'~ "J= ,,' .g. ___ •• __ •••••••• 111111 III llill

(1) The memory space in OOOOH"""3FFFH is the same as the memory space in 8000H- BFFFH of the l-80. The method of accessing is also

-PC- l600 ... SHARP SHARP CORPORATION Information Systems Group Quality & Reliability Control Center Yamatokoriyama, Nara 639-11, Japan 1986 Jul

6. Power supply 6-1. Kinds of power supplies .. -Voltage Dueription supply range VGG 4.0 -4.7V • Logie driving power whieh is on while th. sy"lm

l 1\ Syltltm-(lff (downl in tht Norm.1 system-off 03 Itltt 1 The real-time timer is not A timet' interrupt is i$Sued relliled. every 0.5 secon

-PC-l600 ® After the system reset has been cleared, the Z-80 starts operation within 10 microseconds and the Z-80 begins to read the contents of t

(2) The HDS1202 LCD driver is for the 6800 series; the timing clock E required for this interface is sent from the SC7852. The clock E goes

UART Ree,iv, d." RS·232C Interflce At the same time the RS·232C interface is selected with a high PRIME state, VOO is supplied from the

~----------------------------------------------------... ~----~ In order to change from high to low, the input must be above VTHH. On the other h

PC 1600 2. Remove the eleven screws (see figure) and remove the key PWB (with the FPC PWB) from the top cabinet. • ... . ... iU==j ----

8·2. Removing and installing the LSI and chip components on the FPC PWB (When a defective component is known without separating the FPC PWB from the

---PC- tErn 8·3. List of tools No. 1 2 3 • 5 6 7 B 9 10 11 12 13 14 15 Parts name Parts code Soldltring pIl'ICi l !FP) { 0 C H -MAC H -F P 1

-------------------------------------.. ~---l PC- l600 1. Scope (Memory modules usable: CE-151, 155, 159, and 161.) , The PC-l600 has been designed

~----------------------------------------~ ... ~--~ pc-um I Reference I LSI block SPEC Actual UII Note SC7852 IDLE 3.3mA/4MHz 3.3rnA/3.58MHz D&

-PC-l600 9, LSI pin descriptions • SC7852 (main CPU 1) • LH5803 (main CPU 2) • LU57813P (sub CPU) • LR38041 (gate array) • TC8576F (UAAl) 9-1, Main

PC- I600 Pin Symbol In/Out Actille F\lnctiOn N,. I ... el J9 ", eN, low In When the Z·80 il in operation, the Z·80~l i'ln outpUt on thi,lin

-PC- l600 Pi. Symbol No. 63 KAl 54 KA. 55 KAO .. CKO " IOAP 68 C/~ 59 10SiJ 60 • 6. OMEO 62-70 PAQ- PA7 6. VSS 71 P02 72 P66 73 PBS 74 P.7 75 Pes

PC-l600 Plo Symbol In/Out Active Function No, Iellel PB2: Clssette reproducing ' ,gnet PCS': Beep diSlible sJ~.1. PC7'; Cassette reeo

-PC- l600 Pin Symbol No. 91 LHMIO 92 LHNMIO 93 LHOPFI 94 RSTO In/Out Qu. In/Out -I, Qu. Active Function 18II'ei High An interrupt is sent to tna

Pin Symbol Inl OuI Act;"', No. lllYe' 10 VGG 11 VM '0 " VOis '" 13 VA '0 14 VB '0 15 NM' '0 \6

r -pc:... 1600 47 GND POWII' supply. 48 A8 0" Addr.u bus bee Pin No.39). 49 VGG POWBf lupplv. 50-56 A9- A15 D,,, Addr'" bus (see

PC-l600 9-3. Sub CPU (LU57813P) pin description Pin Symbol In/Out Active State Function No. level atACL , ao '" L~ '" When the s

• . -PC- l600 Pin Svmbol In/Out Actill. SI.t. FUne1lon No. 'w. It ACl ~V~ *lQRJ Z\So-J KH ZIB ~ 1J V I I KH IL.Jl 20 Z12 0,,, L~ '" Fo

I i , -PC- l600 • Display unit: FEM-LCD (LF·7204E) Graphic display : 156 x 32 dots, 16 symbols Character display : 26 digits x 4 lines ( U ) U76 ..

PC-l600 Pin Symbol InlOut Actille Stfte Function No. level el ACL :l8 KC3 '" Not u58d. J9 KC2 " Used for checking the CE·1600P ~r suppl

I --, PC 1600 - -- - -T -4. Gate array (LR38041) pin description I his gafe array is an integration of ICs required for connec· ; 9 ion of _LSls. -P

PC-l600 Pin Symbol In/Out Activ. FUl'ICtion N,. 1 ... 1 24 CKOS I, The 00 slgnll indiclte1i that the CPU !LH58.03) read timing II It • low le

, . I I -PC- l600 9-5. TC8576F UART pin description The TC8578P Standard Microcomputer Interface (SMI) is a single chip C·MOS LSI which supports th

Pin Symbol In/Out Active Funetian No. lwei , ... ,. OATA1 - DATA8 In/Ou t -Bidirectional perallel dete bul fixed to the outpUt mode. The inPlII mo

, ~-~ -PC- l600 Pin No. 42 43 44 PSV PE Symbol InlOut '" '" IOu , InlOut Act ive level Low --Function IC reset pin. A low on this

10. Connection locations and interface signal identification Shown below is the breakdown view of the system after removeing the five screws. Conn

---PC-l600 eN·2 (FPC PWB and connector PWB) Pin No. Sigoll nlme Pin No. Signal Nlme Pin No. Signal name Pin No, Signal name 1 ACL " A16A 41

CN .. (SIO (FIVER) connector' Pin No. Signet nefTI' I RDF , GND 3 SDF • vee S vee , ' " ~------''------< ® Vee2 ~-

-PC-l600 CN-8 182: dot 2 connector) Pin No. Signel name Pin No. Sigl'l" Mme Pin No. Signell'llme Pin No. Sign.' name , VCC &qu

-------------------------------------------------, ... • Accessories: Soft csse, template Ix 11. SUM·3 batteries (AAI (x 4), instruction manual,

i 11. CIRCUIT DIAGRAM . PARTS POSITION KEY P.W.B. (LCD SIDE) -39--40--PC-l600

-PC-1600 KEY P.W.B. (LSI SIDE) -41-. -42-

• KEY CIRCUIT DIAGRAM enit cnde:DUNTK1029EC2Z Parts Parts name NQ ICI HD61203 IC2 HIJ61102 IC3 HIJ61102 IC4 TC8576 RI 3.6KU± 5 % I/IOW R2 3.6KU± 5 % 1

-PC-1600 F.P.C. P.W.B. -45--46-

F.P.C. CIRCUIT DIAGRAM Unit code: DUNTKlOOSECZZ Parts Parts name III ICI SC7852 IC2 LH580a Ica LUS7813P ICI LR38011 ICS IR9431N RI-13100KQ±5XI/IOW R1

-PC- l600 CONNECTOR P.W.B. -49--50-

PC-1600 CONNECTOR P.W.B. AS:>3~€O t~ -51 --52 -

PC- lIlOO - I Intentionally Blank , -53--54-

CONNECTOR CIRCUIT DIAGRAM Unit ende· DUNTKIOl1ECZA Parts Par.tsname N, ICI Hybrid Ie2 IC2 Not used IC3 Hybrid leI IC4 64K S-RAM IC5 64K R RAM IC6 IC R

12. PARTS LIST & GUIDE rn Exteriors NO. PARTS CODE N 2 DI , E Z Z A A MS N .M . F i N ,-AA :A 'H Z Z A B N 28 'T 'N IK :B ,A ,&

-PC 1600 4. PC-1600 blo~ diagram s y S T E M B U S S L a T 1 S L a T 2 S I o R S I 2 3 2 C r-----~ r--L---Z·80 BUS HD61203 (51) LCD LCD C. DR IVEA HD6

-PC- HllO \ FPC PWB unit PARTS CODE DESCRIPTION Connector PWB unit NO. PARTS CODE DESCRIPTION - 59-1

~ -PC- l600 JJ Connector PWB unit NO. PARTS CODE ~~:'K ~~~~ ; 901 19 II ~ DESCRIPTION ~.; PARTS CODE ~~IS~ I ~ '" I ~: ~~ ~ ~ I NO. DES

.Index PARTS CODE NO. PARTS CODE NO. I ~~'~ll ~m m:! ~ ~ i I ij m I -61-

-PC-I600 .~ NO~~ PARTS CODE NO. PR'" NEW PART PARTS CODE RANK MARK RANK ~ - 62-ID)

MODEL -PC- l600 CE·1600P • 4-color plotting printer ,------------------Table of contents -------------------___ 1. Specifications ...•...

-PC- l600 2. Block diagram Since the printer, cassette, and floppy disk drive are all controlled by the PC-1600, the CE·1600P and PC·1BOOF

3. Description of each block 3·1. LR38045 gate array Table below shows the functions and port address of the gate array block. Block Function B, A b

r PC 18X) TABLE·3 I PO" add,.,. I T,bI. 1 lORa ... Om "" "" _ . ..., "' A> ". AS A< ., .., ., .. O

Pin Symbol I/O Active Level at reset No. ''''. 42 107N "", Low (High) 43 CSNO "", Low (High) 44-51 oBO -oB7

--PC-1GOO 4. CMT interface The CMT int erface consists of the following circuits: • Write circuit • Read circuit • Remote circuit 4-1. Write circu

4·1. Relation of the main CPU·1 to the main CPU-2 Since two CPUs are linked together, the bus line of ont CPU is on the sytem bus; the other CPU

5-2. AC adaptor (EA·160) The following is a brief specification. • Primary side input rating l00VAC, 50/6OHz, 20VA (Japan use) • Secondary side out

-PC- l600 6-2. Soldering FPC and connector Insert the SO·pin male connector (GCNCM1295CC6J) and the SO-pin female connector (QCNCW1293CCZZI to

7. Prin18r block (PTMPG330BA) As specifications given in this section are for servicing of lhe printer mechanism, they may differ from those giv

-PC-l600 Recording paper The following paper specifications are recommended to meet the write and paper feed requirements of the ball point pen.

7-2. Physical Characteristics of the printer The PTMPG printer is composed of five parts: a frame unit, an X~irection drive unit. a Y~irection driv

-PC- l600 7-3. Disassembly and Assembly This section gives step-by-step instructions for taking apart and a 55embling the PTMPG printer. It al

2. Assembly To assemble the PTMPG printer, follow the assembling order of the instructions shown below. Before assembling the Z·motor unit. adjust fo

Step Part No. 3 3-4 SP2 x 2.5 3·5 SP2 x 2.5 4 2·5 4-6 SP2 x 2.5 5 2·2 RE1.5 2-3 RE1.5 Component Explanation Paper holder installing plate (left)

Step Part No. 6 3-2 RE1.5 3-7 RE2 3-8 7 4-5 2-7 RE4 2-6 , 8 24·1 24·2 24-3 Component Idler gear Retaining ring (E type) Release lever Retaining ring

PC 1600 Step Part No. Component 8 -78-Explanation 2. Wind the wire around the pulley of the pulley support rest (right) unit (2-6). After winding th

PC- l600 4·3. Sub CPU operation (Interfacing with the main CPU) TC8516F (UART) DO 07-(dal a bus) DSTB IIDSV ACK DAIAS uxh-r IORP (from S C1852) roo ••

Step Part No. 9 4:2 4-3 WF2.2 44 SP2x 5 4-8 10 4·1 , Component Ejection lever shaft unit Z-cam gear unit Pla in washers (2) Z·motor spacer unit Phil

---PC-lGOO Step Part No. Component 10 , - 80 -Explanation 2. Adjustment of the pen stroke: usjng the pen stroke adjustment jigs, A and B, rotate t

7-4. Maintenance and Repair This section gives general instructions for handling the PTMPG printer. Directions for maintenance and repair are

PC 1600 "Problem": This column contains the problem you have identified. look here first. "Cause": This column describes the cau

Repair Guide I PROBLEM ~ ~ " E 0 • • • " " 0 "" ~ • ~ 0 0 ~ 0 ~ 0 "0 '0 x 0 • ~ 00 •• ~ e 'e ~ 0 0 -- ,2 i 0 0

8; CIRCUIT DIAGRAM External Bus R CMT Ern vm GMT 10RO. 0 out in 0 Q 1« " """ " FI -GN MRE Y Va p ~ ISOpin M I to CE-1600l&

PC- l600 9. PARTS & SIGNAL POSITION POWER SUPPLY P.W.B. (FRONT VIEW) MAIN P.W.B. (CONNECTOR-SIDE) QPWBF 1 008ECZZ (Partsside) 0000000 ~:.) rii

-PC- l600 POWER SUPPLY P.W.B. (BACK VIEW) MAIN P.W.B. (LSI SIDE) 20° - 25° Capacitor (l00"F 10V) mounting TI ~ ::= '---_:~--'-__ ____

PC- lIlOO - I Intentionally Blank , -91 -

10 "PARTS LIST & GUIDE rn Exteriors NO. PARTS CODE PRICE NEW RANK MARK 1 LHlDZIOO2.ECZZ AB N 2 LHlDZIOO3ECZZ AB N 3 L PiN 1 0 OlE CZ Z AB N

I 5. Memory mapping 5·1. Memory map as seen from the Z-80 (SC7852) OOOOH PC-'600 ROM (CSOO,) 4000H , PC-1S00 PC·'SOO Slot 2 ROM 52 , ROM (e)

I1l Main-Power ~LJPply PWB unit '. NO. PARTS CODE I ~~~~ I ,,\'};('K ~:~~ DESCRIPTION (lOWV , , ; I I ;-A \A ~ II IV ,-I v R ,-I x B &a

!.Index PARTS CODE NO. PARTS CODE NO. -96-

PC- l600 PARTS CODE NO. PARTS CODE tm Parts code Voltage(V) Type of plug Country RADPAIOO4ECZZ U.S.A. 120 Flat 2-p U.S.A. " ZY Canada 120 FI at 2

I I 1. Specifications ... 98 2. Cautions in installing and removing the CE·1600F ... 98 3. Block diagram ... , ... ,

PC 1GOO 3. Block diagram D. - 0 , B A. -AI , FROM CE-l6OOP (PRINTER) I07N. WR, AD, , ASTN r--' POWER ON RESET CIRCU IT Vee (+5V) AEGURATED , r-

The reason why the reset signal is required at power on is to hold it in the standby mode so as to avoid malfunction in the floPPV disk controller

---PC -UlOO Parts layout LED VHPGL9EG21/·' LDI ~ __ ~C~O~N~2C2~'~P~;'COC~~N~CW~I~OO~'E~C2~E~ ____________________________ ~C03~0~.

• 7. Test methods As the 2,5" floppy disk drive used in the CEo 1 BOOF in· corporates the floppy disk controller within the drive unit, i

PC 1600 tained media. 3) Type the command 'lOAD"X:CE·1600F"· and push thelENTEAlkey. 4) When the prompt symbol appears, remove

---------------------------------------, ... PC-I9JO 8 PARTS UST & GUIDE rn Exteriors NO. PARTS CODE DESCRIPTION I II 15 14 \.. ------..". -

--PC-l600 5·2. Chip select signal (1) CSOOl This signal must be low to access the memory space in OOOOH-7FFFH of bank O. The signal is also an input

-PC;-l600 1. Specifications . ...•...•••••... 105 2. Parts identification . . . . . . . . . • • • • • . . . . . . . .. 105 3, Use

~--------------------------------~ .. ~--PC-l600 COOOH COOOH coeSH (EFOOH) FFFFH Header Reterve 8fll I BASIC text .r .. V.riable r erea Work .re. Fig

--PC- I600 Program module The program modules discussed here is the one that used as a software cartridge. The already compiled programs are

6. Circuit diagram ~ ~ r-l , ~ -k f-:~ II I-~ , ,\,iJi , If ~9\ ,,~ ' 0 " 0 1!4 !..Q. .;r ...'1-~ flW,n .. ' ~ ~ ~ 0 , .. ~ ~ £

-PC- l600 7. PARTS LIST & GUIDE NO. PARTS CODE DESCRIPTIO N 15 - 109-

~----------------------------------------~ ... ~----• PC- l600 MODEL CE.1600L • Optical fiber cable • No service parts is available for this product.

PC 1600 Appear.nce of clble Ifld pin configuration • 71 0 · · • .. · . , Cable length : 1 meter MODEL CE.1601 L • RS-232C interface cable • Cable use

------------------------------------------111~~--Appearance of cable and pin configuration • PC-l600 MODEL CE.1602L • RS·232C interface cable • Cabl

-PC-l600 Appearance of cable and pin configuration Cable length: 1.5meter MODEL CE.1603L • RS-232C interface cable • Cahle used to interface with PC

Appearance of cable and pin configuration o • Cebh! length: 1.5meter .~-PC-lGOO MODEL CE.1604L • RS·232C interface cable • Cable used to interface