Index of Schematics
Board Model Description Pages PDF TIF
peripherals-idx misc Index to Schematics 2 peripherals-idx.pdf peripherals-idx.tif
6033 602/702/2202 Printer/Plotter 1 6033.pdf 6033.tif
6033-1 602/702 Printer/Plotter 1 6033-1.pdf 6033-1.tif
6033-2 602/702 Printer/Plotter 1 6033-2.pdf 6033-2.tif
6033-3 602/702 Printer/Plotter 1 6033-3.pdf 6033-3.tif
6053 601/701/2201 Output Writer 1 6053.pdf 6053.tif
6117 705 Interface 1 6117.pdf 6117.tif
6125 514 Mark Sense Card Reader 2 6125.pdf 6125.tif
6127-1 714 Mark Sense Card Reader 2 6127-1.pdf 6127-1.tif
6127-2 614 Mark Sense Card Reader 2 6127-2.pdf 6127-2.tif
6134 602/702/2202 Photo-Pickup and Amplifier for 702 Printer/Plotter 1 6134.pdf 6134.tif
6175 TD24 Tape Amplifier Board 1 6175.pdf 6175.tif
6234 700 Line Printer Interface 1 6234.pdf 6234.tif
6235 709 Power Supply and Motherboard 1 6235.pdf 6235.tif
6250 612/712/2212 Regulator & D/A 1 6250.pdf 6250.tif
6251 722 Alphanumeric Keybaord 1 6251.pdf 6251.tif
6276 724/624 Dual Channel Multiplexer 1 6276.pdf 6276.tif
6280 400/2214 Mark Sense Card Reader 1 6280.pdf 6280.tif
6294 729 Power Supply and Motherboard 1 6294.pdf 6294.tif
6295 2260-2 Terminator Board 1 6295.pdf 6295.tif
Board Model Description Pages PDF TIF
6296 630,730,640,740, 2230,2240,2242,2243 Micro Processor 1 6296.pdf 6296.tif
6297-1,2,3 740 Micro Processor 1 6297-1,2,3.pdf 6297-1,2,3.tif
6297-10 630,730,640,740, 2230,2240,2242,2243 Micro Processor 1 6297-10.pdf 6297-10.tif
6297-11 730 Micro Processor 1 6297-11.pdf 6297-11.tif
6298 630,730,640,740, 2230,2240,2242,2243 Micro-Processor RAM/ROM Decoder 1 6298.pdf 6298.tif
6299 730 Disk Control 1 6299.pdf 6299.tif
6333 741/2241 Motor Timing 1 6333.pdf 6333.tif
6334 641/741/2241 Input Decoder 1 6334.pdf 6334.tif
6337 632/732/2232 Pen Control & Command Decoder 1 6337.pdf 6337.tif
6343 727 Memory to Memory Manual Control 1 6343.pdf 6343.tif
6346 727 Timing & Power Supply Regulator 1 6346.pdf 6346.tif
6349 2260-2 Mther Board and Power Supply 1 6349.pdf 6349.tif
6398 630/730/2230 Disk Control 2 6398.pdf 6398.tif
6467 2203 Programmable Power Supply 1 6467.pdf 6467.tif
6496 2240/2242/2243 Power Supply Regulator 1 6496.pdf 6496.tif
6540 2243 Front Panel Board 1 6540.pdf 6540.tif
6544 2224 2200 Disk Multiplexer 1 6544.pdf 6544.tif
6545 2224 Disk Multiplexer 1 6545.pdf 6545.tif
6558 TD-24 Auto On/Off 1 6558.pdf 6558.tif
6568,6573,6574,6575 72/2221-W Resistor Bracket/Finger Board/Phototransistor Matrix Printer/LED (Lamp) Mounting Matrix Printer 1 6568,6573,6574,6575.pdf 6568,6573,6574,6575.tif
Board Model Description Pages PDF TIF
6576 72 I/O Controller for Data Storage 1 6576.pdf 6576.tif
6577 2221W Format and Printing Control 1 6577.pdf 6577.tif
6578 MP-71 Power Regulator, Character and Printing Control 1 6578.pdf 6578.tif
6579 2221W Mother Board 1 6579.pdf 6579.tif
6595 2209 RAM/PROM 1 6595.pdf 6595.tif
6596 2209 I/O Terminator 1 6596.pdf 6596.tif
6716 2201M/2221M Printer Multiplexer 1 6716.pdf 6716.tif
6718 WCS-Floppy Motherboard & Power Regulation 3 6718.pdf 6718.tif
6727 2221W Intel Memory and Regulator with Underscore 1 6727.pdf 6727.tif
6728 72 EA Memory and Regulator 1 6728.pdf 6728.tif
6734 72 Matrix Printer 1 6734.pdf 6734.tif
6751 621/721W Matrix Interface 1 6751.pdf 6751.tif
6752 2272 Drum Plotter Roller Option 1 6752.pdf 6752.tif
6756 62 Matrix Printer Power Transistor Board 1 6756.pdf 6756.tif
6760 62 I/O Control, Data Storage & Charactor Generator 1 6760.pdf 6760.tif
6761 2231W Timing and Format Control 1 6761.pdf 6761.tif
6762 2231 Control Panel Keyboard 1 6762.pdf 6762.tif
6772 2221-W Quick Release 1 6772.pdf 6772.tif
7012 72 Power Transistor Board 1 7012.pdf 7012.tif
7018 WCS/2270 Mother Board & Power Regulation 3 7018.pdf 7018.tif
Board Model Description Pages PDF TIF
7028 72 EA Memory & Regulator and Underscore 1 7028.pdf 7028.tif
7030 77 Motherboard 1 7030.pdf 7030.tif
7031 77 I/O Control & Data Storage 1 7031.pdf 7031.tif
7035 77 Single Head Solenoid Driver 1 7035.pdf 7035.tif
7060 61 Data Storage & I/O Control and Character Generator 1 7060.pdf 7060.tif
7070 2212W CPU - Drum Plotter 1 7070.pdf 7070.tif
7071 2212W RAM/PROM Memory 1 7071.pdf 7071.tif
7072 2212W Drum Plotter Interface 1 7072.pdf 7072.tif
7073 2212W Regulator and Heat Sink 1 7073.pdf 7073.tif
7074 2212W Drum Plotter Motherboard 1 7074.pdf 7074.tif
7075 2212W Drum Plotter Keyboard 1 7075.pdf 7075.tif
7076 2212W I/O Control, Data Storage and Underscore 1 7076.pdf 7076.tif
7077 200W RS232 Interface 1 7077.pdf 7077.tif
7091 2251 Victor Printer Control 1 7091.pdf 7091.tif
7092 2251 Pwer Supply Regulator 1 7092.pdf 7092.tif
7129 77(2261W) Optical Scanner Board 1 7129.pdf 7129.tif
7130 77 IOP Control Panel 1 7130.pdf 7130.tif
7131 77 Line Buffer, Character Generator and Program Memory 1 7131.pdf 7131.tif
7132 2261W Optical Signal, Paper Feed & Motor Control 1 7132.pdf 7132.tif
7133 77 Interconnection Access Board 1 7133.pdf 7133.tif
Board Model Description Pages PDF TIF
7134 77 4 Head Firing Register 1 7134.pdf 7134.tif
7136 77 Power Supply Regulator & DC Motor Drive & Paper Feed 1 7136.pdf 7136.tif
7137 2261W 8080A I/O Interface 1 7137.pdf 7137.tif
7143 2281D Diablo Printer Control 1 7143.pdf 7143.tif
7157 2231W 1&2 Mother Board 1 7157.pdf 7157.tif
7174 77 (2261W) Photo Transistor Board 1 7174.pdf 7174.tif
7175 2221W LED Board 1 7175.pdf 7175.tif
7184 2251 Front Panel Switch Board 1 7184.pdf 7184.tif
7218 2270A IBM 3741 Shugard Board 3 7218.pdf 7218.tif
7232 2261V Optical Signal Paper Feed & Motor Control 2 7232.pdf 7232.tif
7239 2261W 4-Head Chinese Printer Controller 3 7239.pdf 7239.tif
7243 928 Printer Motherboard 1 7243.pdf 7243.tif