C64 Service Manual 314001-02 1985 Mar, C-64 PDF book
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SERVICE MANUAL
MODEL C64 COMPUTER
MARCH 1985 PN-314001-02
Commodore Business Machines, Inc.
1200 Wilson Drive, West Chester, Pennsylvania 19380 U.S.A.
Commodore makes no expressed or implied war
ranties with regard to the information contained
herein. The information is made available solely on
an as is basis, and the entire risk as to quality and
accuracy is with the user. Commodore shall not be
liable for any consequential or incidental damages
in connection with the use ofthe information con
tained herein. The listing of any available replace
ment part herein does not constitute in any case
a recommendation, warranty or guaranty as to
quality or suitability of such replacement part.
Reproduction or use without expressed permission,
of editorial or pictorial content, in any matter is
prohibited.
This manual contains copyrighted and proprietary information. 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, recording or otherwise, without the prior written permis
sion of Commodore Electronics Limited.
Copyright © 1985 by Commodore Electronics Limited.
All rights reserved.
CONTENTS
Title
Page
SPECIFICATIONS
1
PRODUCT PARTS LIST
2
BLOCK DIAGRAM
3
CIRCUIT THEORY
POWER SUPPLY
4
RESET LOGIC
5
CLOCK CIRCUITS
6
I/O, ROM, EXPANSION PORT
7
RAM CONTROL LOGIC
8
5 PIN VIDEO AND AUDIO OUTPUTS
9
8 PIN VIDEO AND AUDIO OUTPUTS
10
CASSETTE INTERFACE
11
KEYBOARD, JOYSTICK & PADDLE INTERFACES
12
SERIAL INTERFACE, USER PORT
13
TROUBLESHOOTING GUIDE
14
BOARD IDENTIFICATION
17
PCB ASSEMBLY #326298-01
BOARD LAYOUT
18
PARTS LISTS
19,20
PIN ASSIGNMENTS
21
SCHEMATIC #326106
21,22
PCB ASSEMBLY #250407-04
BOARD LAYOUT
23
PARTS LIST
24,25
MODULATOR SCHEMATIC #251025
26
SCHEMATIC #251138
26,27
PIN ASSIGNMENTS
27
PCB ASSEMBLY #250425-01
BOARD LAYOUT
28
PARTS LIST
29,30
MODULATOR SCHEMATIC #251696
31
SCHEMATIC #251469
31,32
PIN ASSIGNMENTS
32
C64
COMPUTER
• The "All Purpose" Commodore 64 is the complete computer for
education, home or small business applications. Supported by
quality peripherals and a full range of software, the Commodore 64
is perfect for the family. No other computer can offer such variety
of uses and applications at such an affordable price.
GENERAL DESCRIPTION
MEMORY
• 64K RAM
ROM
• 20K ROM Standard (includes operating system and BASIC
interpreter)
• 651OA Microprocessor—1.02 MHz clock • Compatible with
the 6502
MICROPROCESSOR
• 40 Columns X 25 lines of text
DISPLAY
• 16 Background, border and character colors
COLORS
• Upper & lower case letters, numerals and symbols • Reverse
characters • All PET graphic characters
CHARACTERS
DISPLAY MODES
• Text characters • High resolution graphics
• 320 X 200 Pixels
RESOLUTION
• 8 independent sprites • Each consists of 24 X 21 pixels and
up to 4 colors • Each independently expandable horizontally
and vertically • Collision detection for sprite to sprite and data
to sprite collisions
SPRITES
SOUND
• 6581 Sound Interface Device includes 3 independent tone
generators—each with 9 octaves • Each voice includes
programmable ADSR generator (Attack, Decay, Sustain, Release)
and control of sawtooth, triangle, square, variable pulse and noise
waveforms • Full filtering capabilities with low, high and band
pass filters • External sound input
n
KEYBOARD
• Full size typewriter style design
• 66 Keys total • 2 Cursor control keys • 4 Function keys (up
to 8 user defined/programmable functions possible) • Upper and
lower case character set • Graphic character set
KEYS
Serial port • ROM cartridge port • 2 Joystick/
Video port • C1530 Cassette drive interface port
INPUTS/OUTPUTS
• User port
paddle ports
FEATURES
• Built-in BASIC 2.0—over 70 commands, statements and
functions • Full screen editor
• C1541 Diskdrive • C1530 Datasette • MPS 801 Dot matrix
printer • MPS 802 Dot matrix printer • MPS 803 Dot matrix
printer • DPS 1101 Daisey wheel printer • C1520
Plotter/Printer • C1702 Color monitor • CM141 Color monitor
PERIPHERALS
POWER REQUIREMENTS
• 120 Volts, 60 Hz
Specifications subject to change without notice.
PARTS LIST
C-64
PLEASE NOTE: Commodore part numbers are provided for reference only and do not
: Commodore part numbers are provided for reference only and do
Commodore. Industry standard parts (Resistors
stors,
of 1984. Unique or non-standard parts will be stocked by Commodore and are
TOP CASE ASSY
Top Case
Keyboard
LED Plate
Nameplate
Lamp Holder Set
LED Assembly
C 326113-01
C 326166-02
C 326160-01
C 326161-01
C 903820-03
C 1001039-01
BOTTOM CASE ASSY
Bottom Case
Foot, Self-Adhesive
PCB Shield Plate
PCB Insulation Sheet
C 326114-01
C 950157-04
C 326131-01
C 326288-01
ACCESSORIES
Users Manual
Power Supply
RF Cable
Switch Box
C 320974
C 251053-02
C 326189-01
C 904778-01
[ Pobierz całość w formacie PDF ]
zanotowane.pl doc.pisz.pl pdf.pisz.pl lemansa.htw.pl
SERVICE MANUAL
MODEL C64 COMPUTER
MARCH 1985 PN-314001-02
Commodore Business Machines, Inc.
1200 Wilson Drive, West Chester, Pennsylvania 19380 U.S.A.
Commodore makes no expressed or implied war
ranties with regard to the information contained
herein. The information is made available solely on
an as is basis, and the entire risk as to quality and
accuracy is with the user. Commodore shall not be
liable for any consequential or incidental damages
in connection with the use ofthe information con
tained herein. The listing of any available replace
ment part herein does not constitute in any case
a recommendation, warranty or guaranty as to
quality or suitability of such replacement part.
Reproduction or use without expressed permission,
of editorial or pictorial content, in any matter is
prohibited.
This manual contains copyrighted and proprietary information. 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, recording or otherwise, without the prior written permis
sion of Commodore Electronics Limited.
Copyright © 1985 by Commodore Electronics Limited.
All rights reserved.
CONTENTS
Title
Page
SPECIFICATIONS
1
PRODUCT PARTS LIST
2
BLOCK DIAGRAM
3
CIRCUIT THEORY
POWER SUPPLY
4
RESET LOGIC
5
CLOCK CIRCUITS
6
I/O, ROM, EXPANSION PORT
7
RAM CONTROL LOGIC
8
5 PIN VIDEO AND AUDIO OUTPUTS
9
8 PIN VIDEO AND AUDIO OUTPUTS
10
CASSETTE INTERFACE
11
KEYBOARD, JOYSTICK & PADDLE INTERFACES
12
SERIAL INTERFACE, USER PORT
13
TROUBLESHOOTING GUIDE
14
BOARD IDENTIFICATION
17
PCB ASSEMBLY #326298-01
BOARD LAYOUT
18
PARTS LISTS
19,20
PIN ASSIGNMENTS
21
SCHEMATIC #326106
21,22
PCB ASSEMBLY #250407-04
BOARD LAYOUT
23
PARTS LIST
24,25
MODULATOR SCHEMATIC #251025
26
SCHEMATIC #251138
26,27
PIN ASSIGNMENTS
27
PCB ASSEMBLY #250425-01
BOARD LAYOUT
28
PARTS LIST
29,30
MODULATOR SCHEMATIC #251696
31
SCHEMATIC #251469
31,32
PIN ASSIGNMENTS
32
C64
COMPUTER
• The "All Purpose" Commodore 64 is the complete computer for
education, home or small business applications. Supported by
quality peripherals and a full range of software, the Commodore 64
is perfect for the family. No other computer can offer such variety
of uses and applications at such an affordable price.
GENERAL DESCRIPTION
MEMORY
• 64K RAM
ROM
• 20K ROM Standard (includes operating system and BASIC
interpreter)
• 651OA Microprocessor—1.02 MHz clock • Compatible with
the 6502
MICROPROCESSOR
• 40 Columns X 25 lines of text
DISPLAY
• 16 Background, border and character colors
COLORS
• Upper & lower case letters, numerals and symbols • Reverse
characters • All PET graphic characters
CHARACTERS
DISPLAY MODES
• Text characters • High resolution graphics
• 320 X 200 Pixels
RESOLUTION
• 8 independent sprites • Each consists of 24 X 21 pixels and
up to 4 colors • Each independently expandable horizontally
and vertically • Collision detection for sprite to sprite and data
to sprite collisions
SPRITES
SOUND
• 6581 Sound Interface Device includes 3 independent tone
generators—each with 9 octaves • Each voice includes
programmable ADSR generator (Attack, Decay, Sustain, Release)
and control of sawtooth, triangle, square, variable pulse and noise
waveforms • Full filtering capabilities with low, high and band
pass filters • External sound input
n
KEYBOARD
• Full size typewriter style design
• 66 Keys total • 2 Cursor control keys • 4 Function keys (up
to 8 user defined/programmable functions possible) • Upper and
lower case character set • Graphic character set
KEYS
Serial port • ROM cartridge port • 2 Joystick/
Video port • C1530 Cassette drive interface port
INPUTS/OUTPUTS
• User port
paddle ports
FEATURES
• Built-in BASIC 2.0—over 70 commands, statements and
functions • Full screen editor
• C1541 Diskdrive • C1530 Datasette • MPS 801 Dot matrix
printer • MPS 802 Dot matrix printer • MPS 803 Dot matrix
printer • DPS 1101 Daisey wheel printer • C1520
Plotter/Printer • C1702 Color monitor • CM141 Color monitor
PERIPHERALS
POWER REQUIREMENTS
• 120 Volts, 60 Hz
Specifications subject to change without notice.
PARTS LIST
C-64
PLEASE NOTE: Commodore part numbers are provided for reference only and do not
: Commodore part numbers are provided for reference only and do
Commodore. Industry standard parts (Resistors
stors,
of 1984. Unique or non-standard parts will be stocked by Commodore and are
TOP CASE ASSY
Top Case
Keyboard
LED Plate
Nameplate
Lamp Holder Set
LED Assembly
C 326113-01
C 326166-02
C 326160-01
C 326161-01
C 903820-03
C 1001039-01
BOTTOM CASE ASSY
Bottom Case
Foot, Self-Adhesive
PCB Shield Plate
PCB Insulation Sheet
C 326114-01
C 950157-04
C 326131-01
C 326288-01
ACCESSORIES
Users Manual
Power Supply
RF Cable
Switch Box
C 320974
C 251053-02
C 326189-01
C 904778-01
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