Sharp CE-E Service Manual
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Sharp CE-E, SHARP - CE-1600E SERVICE MANUAL 1. SPECIFICATIONS Model: Product name: Power source: Power required: Batlery operating time: Temperature: Dimensions: Weight: Accessories: Optional Accessories: Usable Printers: CE-1600E Parallel and pocket disk interface 7.5V DC supplied by five AA batleries or optional AC adaptor (EA-160) 2.8W approx. 50 minutes using manganese batleries approx. 120 minutes using alkaline batleries (at 20°C with a CE-1600F connected while continuously writing and reading a 4 K-byte prägram at 5 second intervals) 1Q°C - 35°C 320mm(W) x 123mm(D) x 40mm(H) approx. 640g (includes batleries) AA batleries (5), screws (XBBSD20P 05000, PRICE RANK: AA) (2), Operat
Sharp CE-E, • CE-1600E If the printer takes 10 seconds or more lor the new page operation, an error occurs when an attempt is made to output data following the new page code (LPRINT CHR$(12);). I1 an error occurs, add the following command. 1 ON ERROR GOTO 60000 60000 IF ERN = 69 THEN RESUME Lines 1 and 60000 are repeated until the new page operation is completed. 6. END OF LlNE CODES AND PROGRAM LlSTING FORMATS Output of the end of line code at the end of a line can be turned on and off if the amount of data exceeds the number of columns per line specified in the PCONSOLE stateme
-- CE-1600E (3) Signal Timing Chart Moment when the power is turned on or when the reset button is pressed (except when @ffi is pressed after an auto-power off.) (4) Electrical Requirements 1. Signal Levels Input signal: TTL level Output signal: TTL level (capable of driving one TTL IC) 1/0 -1 EXPRM t--Tt--I 2. Input signal: V cc DATA1- .... _ x:---x DATA8~~- ST
Sharp CE-E, - CE-1600E 9. Description of each block 9-1. LR38045 gate array Table-1 describes the gate array internal blocks and port addresses (see block diagram [Fig.2]). Block name Description Bu Bidirectional 8- bit 10 buffer. (8-bit inputoutput buffer) Mu Data i1 FF1, FF2, FF3, or PA Port are sent from (Multiplexer) the gate array. FF1-FF3 FF1: FF1 output is used to control the interrupt (8-bit latch) circuit. For instance, '1' in a bit FF2: FF3: DC1-3 DC1: 32KBROM c~ select (CSNO) (Decoder) DC2: 2.5' FDD select signal (I07N) DC3: FF1- - - FF3 and FDD reset latch select during data writ
Sharp CE-E, ·_ CE-1600E 10RQ Address Data MI A7 A6 AS A4 A3 A2 Al AO WR IID Operation D7 D6 05 D4 D3 D2 01 DO 1 1 0 0 v------ FD INT l----- -- 0 0 0 0 0 0 1 FFI data write 0 * ----- --- Enable 1 0 FF1 data read 1 1 1 1 1 1 1 1 FD reset 0 0 0 1 0 1 FD Reset (0: reset) PAO-7read .> (0 ) (0) (0) Comparator Vp LB Centronics 1 Q FD INT LB BUSY FF2(~) -: Centronics Centronics I---- -- 0 0 1 0 0 I Pullup ~ data write iNiT "STJm!it -- 1 11 FF2(~) 1 1 1 1 1 1 1 1 data read 0 FF3(~) Centronics ~entronics Centronics Centronics Centronics Centronics Centronics Centronics 0 1 1 0 1 data write DATAI DATA2 DATA3 DATA4
Sharp CE-E, - CE-1600E 9-2. Centronics interface Fig. M54514AP driver equivalent circuit Seven above circuits are implemented on a single chip of the driver and two chips are used in the CE-1600E. Among 14 circuits (7 circuitsx2), 8 circuits are used lor data output and 4 tor STROBE and INIT outputs, 1 for BUSY input, and remaining one circuit is not used. G) Data output From gate array ~ ~OW ® STROBE, INIT outputs Because both signals are active low and the gate array goes high during reset, a non-inversion butler is provided between port and Centro
Sharp CE-E, - Q) :c 'u; (1) o Q, "C C ca ~ a: a: w .9 o .. § o .~ I <:> ... 5 § -'" .II! -0 ~ Q; Co o 50 .. ..Cl "" Q) .c E :;, e "" e "" Q) Ö Q) c C ca o :e e 01 cn Q) '(1) "9:;, oca .-(,) ... .. o > t:: °C ..Q ... e Gi '" '" CD U U -e ,.........__.", .... - ....... <:> .... ä5 .... .... ä5 ..... .... ä5 ci z ... ,- g w ~Q: o a: a: w )( )( I "? ~ a: a: w .... a: o a: a: w .~ ::r: o o -0 C 11l Q; ~ o a. "E CD 'ü :e :::l (/) C CD s: ~ .!:! üi o . CW ClO .~0 -0(0 ~ CD ' .s:;W ,.... t--ü I C') Cl) (1) .. (1) Q) .. - o - tU C o :;:: tU ... Q) e, o E 11l 0, e
Sharp CE-E, ~ ~ s ~ ~~ ~ ~. ~ u ... . ~ ~ u c u Cl) ~ u ~ ~ 0 Q.I t:: - c.~C1) C.8~ "" § 0 ~ c ~ c ~ ~ . u c .- ~ c '" ., u5:-t: :8, (ij«J8 "'~ u ~~fi i ~~~ :~! ~-~ , !i1 ~ ~ U 'iii bG !i1 ~"H.Q IJ) ~~~ «i .,.,~ 8.E i;j ::::> ~ 0 c ~ ~ ~ _ ~ m .~c.~ B __ ~ ~~ ~ _~ • '.._ ~ CU ~ ~ 0 '.._ ~.~ ~ CU ~ CO ~.s;- g. ~;:::;~ ~t/) ~~~oO : .~ "- ·E _ Q) « .§; .~ a. ...... Q,) I a.Clc. QJ(Q-a..o. Q.:a WQ)- I QJ "_CQ) Cl) >_(1)1 ,~S~ .,!S~~ S~ 2~s I Q) co «J '- - :tj~~ .~~~:::
Sharp CE-E, o - CE-1600E • 11. Circuit Diagram 60pln CONNECTOR 5 r--- BO 30 59 29 ••• 5B 2B - 57 27 ,. 1,"3'J311 EC 5B 2B 10 'IC 55 2!5 >< ~l: GNO 54 24 OC ~ Ht 1001: I GNO 53 23 0 :l _ GNC 52 22 >< •• • 5 I 2 I 03 ~ 2 _ , BFO 50 20 04 • r--+-+----- MAEQ 49 I 9 DIS ~ - ~ , NC 4B I B OB - ~ 'r --- -- ~, 47 17 07 -- -- ...........' ~ ><, 2 r-- Vb.. 4B I B PV •• , ,___ - - l Vb.. 45 15 PU .; '" ... f'-'-""--- .r-- FGND U 1
Sharp CE-E, 1 i-----r------~ ~N 1280 «n 11111111111 i t I I I I I I I I I 10 I'l I E ARRAY JB8045 °1°1°1°1°1°1°1°1°1°1°1° zzzzzzzzzzzz CJClOClOO(!)OOOOO r--'- .....- 110003 I OE I N I OE I N '110003 I OE IN 1 I I T {::; __.1 1 4 TCJ_ ..- I I ----'-- r1 SUM3 X 5 I 10003 L.± T 2200 JkF /16V lOOK 10 --- 1 .I. ..r. T T 100,. /lOV T ~OAPTOR 5 4 0· 1===1. Lo- I FGNo 3 2 E H F e -10-
Sharp CE-E, 12. Parts & signal description ~1~1~1~1~1~1c:;;1~lgJl;;:;l~ - '" '" ..,. '" <D <- cc '" ;:: =I~I~ w '" cc ..,. '" <D <- <Xl >- al - I~I~I~ 0< < < < -< < <: <: Cf) 0: f- ~ ~ ~ ~ f- f- f- ::> f- <: <: < ~ al Cf) 0 o 0 o 0 o 0 ,---------------, ~---L-----~~B-2-:p.0----- ADP- ADP+ BAT+ 8AT- , Marked with .. @ ~ eocares test pad - CE-1600E Vcc 25 50 Vp vcc 24 49 Vp GNO 2348 Vp GNO 22 47 GNO RO 21 46 ELH WR 20 45 WAIT I07N 19 44 IORQ MREQ 1843 BFO AO 17 42 AI5 AI 16 41 AI4 A2 1540 AI3 A3 1439 AI2 A4 1338 Al! A5 12 37 A10 A6 l! 36 A 9 A7 1035 A 8 RSTN 934 FGND 00 833 FGNO
Sharp CE-E, - CE-1600E 13. Service precautions 13-1. Frame ground continuity test Check continuity between the shield plate 01 the 60-pin connector and the static terminals and make sure that it is not more than 1Oll. 13-2. Square jumper installation CD Make preliminary solder coating on the PWB. ® Remove the back paper 01 the guide sheet, match the holes 01 the PWB with the holes 01 the sheet, then bond the sheet over the PWB. ® Remove the back paper 01 the double tack tape on the reverse side 01 the guide sheet. @ Remove the protect sheet of the strip of the jumper, match the circuit pattern with the jumper position, and attach the cove
Sharp CE-E, 14. Character Codes Some characters that are displayed on the PC-1600 may be different from those printed on the printer. Furthermore, codes &00-&1F are usually control codes on most printers and will differ from the displayed charac- ters. See the operation manual lor your printer. The character lonts may also differ depending on your printer. Mode 0 Character Code Table In Mode 0, the PC-1600 character set includes graphic and Greek symbols and internationa' onaracters in addition to the normal upper and lower case leiters, numbers and symbols. This character set is similar to the IBM PC ch
Sharp CE-E, - CE-1600E 15. PARTS GUIDE NO. PARTS CODE PRICE NEW PART DESCRIPTION RANK MARK RANK 1 TlABHl126ECZZ AE D Caution label 2 TlABMl120ECZZ AD D Decoration label 3 GCABB1025ECZZ AK D Top cabinet 4 QJAKC1003CCZZ AD B Jack lor AC ad~tor 5 l..Y.. TANZ1006ECZZ AA C Batterv terminal B 6 _QT A N Z 1 3 7 7 C C Z Z AB C 8attery terminal t:i 7 QTANZl124CCZZ AA C Batterv terminal EB 8 PSlDC1008ECZZ AE C Connector shield~ate 9 PTPEH1020ECZZ AD N C Static tape 10 QTANZ1003ECZZ AC C Static terminal 11 PCUSS1227CCZZ A
CE-1600E SHARP COPYRIGHT © 1987 BY SHARP CORPORATION All rights reserved. Printed in Japan. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recordinq, or otherwise, without prior written permission of the publisher. SHARP CORPORA TION Information Systems
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