/pub/cbm/schematics/computers/pet/2001N/

This is the service information on the 2001N/3000/4000 (no CRTC). This is the dynamic system board.

Files

320349-1.gif 1998-04-17 250553
Schematic 320349 page 1 of 9, microprocessor-memory expansion
320349-2.gif 1998-04-17 152153
Schematic 320349 page 2 of 9, IEEE-488 interface
320349-3.gif 1998-04-17 242020
Schematic 320349 page 3 of 9, cassette & keyboard
320349-4.gif 1998-04-17 145816
Schematic 320349 page 4 of 9, ROMs
320349-5.gif 1998-04-17 258536
Schematic 320349 page 5 of 9, RAMs
320349-6.gif 1998-04-17 206658
Schematic 320349 page 6 of 9, master timing
320349-7.gif 1998-04-17 189244
Schematic 320349 page 7 of 9, Display logic
320349-8.gif 1998-04-17 168659
Schematic 320349 page 8 of 9, Display RAMs
320349-9.gif 1998-04-17 134014
Schematic 320349 page 9 of 9, voltage regulator
320351-1.gif 1998-04-17 129555
 
320351-2.gif 1998-04-17 190713
 
320351-3.gif 1998-04-17 194028
 
320351-4.gif 1998-04-17 200100
 
320351-5.gif 1998-04-17 216210
parts list
320351-6.gif 1998-04-17 108927
parts layout and jumper information
321445.gif 1998-04-17 137602
Schematic for 9" CRT display (later version than that with the 2001 schematics)
321446.gif 1998-05-05 240041
Parts layout for 9" CRT display, schematic 321445
321447-01.gif 1998-04-17 78221
 
321447-02.gif 1998-04-17 81554
 
321447-03.gif 1998-04-17 78556
 
321447-04.gif 1998-04-17 79123
 
321447-05.gif 1998-04-17 80939
 
321447-06.gif 1998-04-17 83760
 
321447-07.gif 1998-04-17 84727
 
321447-08.gif 1998-04-17 82080
 
321447-09.gif 1998-04-17 81201
 
321447-10.gif 1998-04-17 55155
Oscilliscope waveforms for test points indicated on 321445

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