Radio Shack TRS-80 Model 4 Technical Reference Manual

45
Parts List, CPU PCB #6700104AA3
Model 4 16K, Cassette Input
Catalog number 26-1067
Item Qty Description Mfgr’s Part No.
1 4 Cap, 100 pfd 50V C. Disk (C1,99,101,103) 8301104
2 3 Cap, 10 ufd 35V Elec. Rad (C2-4) 8326103
3 74 Cap, 0.1 ufd 50v Mono Axial
(C5,11-18,23,26-29,31,33-37,39-41,43,47-55,
57-97)
8374104
4 1 Cap, 56 pfd 50v C. Disk NPO (C6) 8300563
5 2 Cap, 47 pfd 50V C. Disk NPO (C7,9) 8300472
6 2 Cap, 56 pfd 50V C. Disk (C8,24) 8300564
7 1 Cap, 100 pfd 50V C. Disk (C10) 8301103
8 1 Cap, .01 ufd 50V C. Disk (C19) 8303104
9 1 Cap, 22 ufd 16V Elec. Rad(C20) 8326221
10 4 Cap, .022 ufd 50V C. Disk (C21,32,44,108) 8303224
11 1 Cap, 33 pfd 50V C. Disk (C22) 8300334
12 1 Cap, .0047 ufd 50V C. Disk (C30) 8302474
13 1 Cap, .0022 ufd 50V C. Disk (C42) 8302224
14 2 Cap, .001 ufd 50V Mono Axial (C45,46) 8372104
15 1 Cap, 200 pfd 50V (C56) 8301204
16 1 Cap, 10 ufd 10V Tant. (C98) 8336101
17 5 Cap, 150 pfd 50V C. Disk (C100,102,104,107,109) 8301154
18 1 Cap, 100 ufd 10V Tant. (C106) 8337101
19 2 Connector, 4-Pin Right Angle (J4,J11) 8519079
20 1 Connector, 5-Pin Right Angle (J3) 8519091
21 1 Connector, 6-Pin Right Angle (J5) 8519103
22 1 Connector, Dual 10 Rt. Angle Header (J6) 8519107
23 2 Connector, 20-Pin Flat Flex Cable (J7,8) 8519101
24 1 Connector, 17-Pin Dual Header (J10) 8519169
25 8 Diode, 1N4148 Zener 75V (CRl-7,l0) 8150148
26 1 Ferrite Bead (FB1) 8419014
27 1 Inductor, 47uH (L1) 8419028
28 1 Inductor, .68uH (L2) 8419029
29 1 IC, 74LS175 Quad Flip-Flop (U2) 8020175
30 1 IC, PAL16R6A (U3) 8075166
31 1 IC, PALl6L8 (U4) 8075268
32 1 IC, 74LS161 Binary Counter (U5) 8020161
33 8 IC, 74LS244 Quad Tranceiver
(U6,10, 41,55,56,64,67,74)
8020244

Radio Shack TRS-80 Model 4 Specifications

General

Brand	Radio Shack
Model	TRS-80 Model 4
Category	Desktop
Language	English