Canon AS-100M Quick start guide

Canon
FIELD SERVICE
MANUAL

CONTENTS
Chapter 1 Outline
Chapter 2 Specifications
Chapter 3 Disassembly/Reassembly and Nomenclature of
Each Section
Chapter A Installation
Chapter 5 Replacement and Ajustment of Units
Chapter 6 Periodic Maintenance
Chapter 7 Troubleshooting
Chapter 8 Appendix

PREFACE
Differences between first and this version and as shown in following
table:
Model No.
OXXXXX
Model No.
1XXXXX
Three P.C.B.'s in MAIN UNIT
1. CPU P.C.B.
(1) Basic memory of
256KB
(2) Optional memory
1) Chip expansion
(memory)
....
128KB each
2. I/O CONT P.C.B.
3. CRT CONT-X P.C.B.
Two P.C.B.'s in MAIN UNIT
1. CPU+I/O-CONT P.C.B.
(1) Original Formen CPU+I/O-CONT
(2) Basic memory 128KB
(3) Optional memory
1) Expansion board
(memory)
.... 128KB,
256KB or 384KB
2) RS 232C-2 expansion
3) RTC expansion
2. CRT-CONT2-X
(1) Gate array
(2) Option (B/W display)
1) Chip expansion (VRAM)
.... 32KB
(3) Additional functions of
optional memory is for
B/W display
1) Partial high brightness
2) Partial blink
1. Memory chip expansion
128KB
2. RS232C on I/O MOTHER
3. CENTRONICS interface
4. COMMUNICATION interface
5. POINTING DEVICE
1. Memory board expansion 128KB,
256KB or 384KB
2. RS232C on I/O MOTHER
RS232C-2 on CPU+I/O-CONT
3. CNT I/F-2 on I/O MOTHER
(CENTRONICS)
4. SIO on I/O MOTHER
(Communication)
5. VIDEO RAM chip expansion 32KB
for B/W display
6. POINTING DEVICE

7. RTC
8. CURRENT LOOP
9. 5" HARD DISK
FAN
Below
CRT
Rear
Cover
FAN
Below
CRT
Rear
Cover
B/W display None None B/W display None 1
Color
display 1None Color ^
display 1
UNIT
CRT UNIT B/W
, Normal brightness
UNIT
CRT UNIT B/W
. Normal brightness
. Partial high brightness
. Partial blink

Introduction
This service manual is applicable only to the specified models as shown
below. Abbreviations of models are listed in Table 1.1.1.
Model No. f ?□ □ □ □
Sequential numbers
Voltage No.n
1: Fixed
n: 2 120V
3 230V
A + 2A0V
5 -*• 115V

Chapter 1 Outline
1.1 Configurations
1.1.1 System configuration
1.1.2 Models
1.1.3 Software configuration
1 * 2 D e s c r i p t i o n o f F u n c t i o n s
1.2.1 CPU
1.2.2 I/O CONT (I/O Controller)
1.2.3 DISPLAY CONT (Display Controller)
1.2.4 KEYBOARD
1.2.5 5" FDD
1.2.6 8" FDD
1.2.7 PRINTER
1.2.8 I/O MOTHER (option)
1.2.9 RS232C (option)
1.2.10 CENTRONICS (option)
1.2.11 COMMUNICATION (option)
1.2.12.CURRENT LOOP (option)
1.2.13 5" HARD DISK (option)

Chapter 1 Outline
1.1 Configurations
1.1.1 System Configuration
m a i n u n i t
DISPLAY
CONT
£
W.ONLY
m i
VRAM
32KBx3
(COLOR)
or
32KBxl
(B/W)
CrcRr\
B/W or )
OLOR /
POWER
SUPPLY
CPU ♦ I/O-CONT
MAIN
MEMORY
128 KB
! RS232C-2*
» S
----- '
MAX.^12KB_|
RTC "|*I
T-
OPT4
"f r
----- i r ---- -
• i I'
! I OPT3 11 OPT2
>l M
l| II
-1. L
__________ S! ________
J OPTS RS232C-2 only
SERIAL BUS
t:
>
(3.6Kb/s)
CENITRONICS BUS
(142Kb/s)
OPT2. OPT3. OPT4. ARE
USER SELECTION ACCORDING
TO THE FOLLOWING.
5” FDD
FDD BUS f62Kb
MAX. 4 DEVICES
(USER SELECTION)
APPLIABLE CONBINATION
OF 5” FDD AND 8” FDD
ARE FOLLOWING.
I I
---- GT 1
5 3 I
FDD
*1
*2
OPT 4 OPT 3 OPT 2
RS232C O0O
COMMUNICATION O
CENTRONICS O
CURRENT LOOP Ooo
H.DISK I/F O
*3
*2
I * o ' *
l! f II
i
__ V __ I * I
■ »
*5” FDDx2 1
rf '
5*'. FDD
5" FDD + 8"
8" FDD
8" FDD + 8" FDD
I t.-.jp, | 4
1 I** I s »I 9 I
----- 1
I I !a • * * I •
18” FDDx2 *
*3
* i lO ' •
L18
5t r HARD DISK \ |
POWER SUpPlf
I
i
•
J
APPLIABLE CONBIANTION
OF 5" HARD DISK AND 8" FDD
ARE FOLLOWING
5'* HARD DISK
S'* HARD DISK + 5” FDD
5” HARD DISK + 8" FDD
J . OPTION
m mm mm* m m mmm 4
VRAM : VIDEO RAM
*1 AVAILABLE AT APR. IN 1983
*2 AVAILABLE AT MAY IN 1983
Fig. 1.1.1 System Configurations
1-1

1.1.2 Models Table 1.1.1
Abbrevia
tion Model Symbol Configuration & outline Remarks
MAIN
UNIT
AS-100C E21-0021
. 12n color graphic display
. Standard 256KB main memory .
. The interfaces respectively for printer,
keyboard, and floppy disk are incorporated.
AS-100M E21-0011
. 12" B/W graphic display
. Standard 256KB main memory
. The interfaces respectively for the printer,
keyboard, and floppy disk are incorporated.
KEYBOARD AS KEYBOARD ASCII A-llll E21-0040 . ASCII Key + 10-key
5" FDD Minifloppy disk A-1300 E71-0050 . 2 sides, double density, double tracks,
mini drive x 2
. File capacity: 1.4MB (max)
8" FDD Floppy disk A-1330 E71-0061 • 2 sides, double desntiy, standard slim
drive x 2
. File capacity: 2.5MB (max)
PRINTER
Dot impact printer A-1200 E71-0081
. 9-pin wire dot, serial
.. 80 characters, 120CPS
. 480-dot image print
DP-7RG and
X-8220A are
applicable
Color printer A-1210 E63-0011
. 4-nozzle inkjet
. 80 characters, 40 CPS
. 560-dot image print
. 7-color print
Note: KSR for AP400/500 is applicable

Option Model Symbol Configuration & outline Remarks
Optional memory A-1020 E71-0270 • 128KB RAM board
To CPU+I/0-
CONT P.C.B.
Optional memory A-1021 E71-0280 • 256KB RAM board
Optional memory A-1022 E71-0290 • 384KB RAM board
RTC Real time clock A-1002 E71-0310 • With calendar, watch and battery
RS 232C-2 Serial data interface
A-1500II
• RS-232-C interface
VRAM Video memory A-1004 E71-0320 • For B/W display To CRT-C0NT2-
B/W
I/O MOTHER Expansion board A-1010 E71-0210 • I/O optional MOTHER board
To A-1011
RS232C Serial data interface
A-1500
E71-0150 • RS-232C interface
CENTRONICS Parallel data interface
A-1502
E71-0190 • CENTRONICS interface
COMMUNICA
TION
Communication interface
A-1503
E71-0180 • Transmission
5" HARD
DISK
Hard disk A-1350 E71-0331 •'5" hard disk + mini drive x 1
• File capacity of hard disk 8.4MB
• Transfer rate of hard disk max. 500KB
H.DISK I/F:
to A-1011
P.D. Pointing device A-1100 E71-0260 • Smooth cursor shift device
CURRENT
LOOP
Current loop interface
A-1505
S13-1010 Interface of data transmission by current
mode
*1 Available from April 1983 *2 Available from May 1983

1.1.3 Software Configuration
CP/M-86
SINGLE
USER
SINGLE
TASK ON-LINE
EMULATOR '
UTILITY
PROGRAMS
/Include d on \
'CP/M -86 d is k '
LOCAL AREA
NETWORK
MS-DOS
n j oActr
oW-bAblL -
Standard Level
(C o lo r G raph ic, Device H andler)
------ Extended Level
(5 -In ch Hard D isk Support)
cStandard Level (M a t r ix )
Extended Level
(C o lo r G rap hic, ISAM)
TZ
Standard Level (ISAM)
Extended Level
(C o lo r G raphic)
------ Level I
(Table H andling, Graph)
— — Level H
( F ile H an dlin g )
------ Level m
(ON-LINE, Wordprocess1ng
------ BSC 1.2.3
------ 3780
------ 3270
------ MCX2CPM
[ F ile C onve rter from MCX (CX-1 OS) to tf/M -8 6 ]
------ VOLCOPY
(High-Speed Media Copy)
------ FORMAT
(Media Form atter)
------ MS2CPM
( F i l e C onve rte r from MS-DOS to CP/M-86)
------ SORT/MERGE U t i li t y
Standard Level
Extended Level
(5 -In c h Hard D isk Support)
Stand ard Level
(General G raph ic, Screen E d ito r )
Extended Level
(Advanced Grap hic)
Level 0 COBOL Standard Level
1-4