Radio Shack TRS-80 Service Manual page 121

DISK CONTROLLER BOARD
PARTS LIST (Cont'd)
SYMBOL DESCRIPTION
MANUFACTURER'S
PART NUMBER
RADIO SHACK
PART NUMBER
RESISTORS leont'd)
R18
1K, %W, 5%
820-7210 AN0196EEC
R18 1K, %W,5%
820-7210
AN0196EEC
R20
750onms, %W,5%
820·7175
AN0185EEC
R21 390 ohms, %W, 5"
820-7139 AN0162EEC
R22
10K, %\Y, 5%
820·7310
AN0281EEC
R23
390 ohms, %W, 5'1(,
820·7139
AN0162EEC
R24
3.09K, %\\1, 5%
820-1230
AN0575BEC
R25
768 ohms, %W, 1%
820-1176 AN0572BEC
R28
3.9K, %W, 5'}(, 820·7239
AN0237EEC
R27 lK, %W, 5%
820-7210
AN0196EEC
R28
47K, PW, 5%
820-7347
AN0340EEC
R2.
22K, %W, 5%
820-7222 AN0216EEC
R30
22K, %W,5%
820-7222 AN0216EEC
R31
768 ohms, %W, 1% 820·1176
AN0572BEC
R32 820 ohms, %W, 5"
820·7182
AN0187EEC
R33 390 ohms, %W, 5"
820·7139
AN0162EEC
R34
1.54K, %W, 1%
820-1215
AN0573BEC
R35
768 ohms, '.41tV, 1"
820-1176 AN05728EC
R38
Not Used
-- --
------
I I
R41 Not Used
----
--- --
R42
1K,%W,5% 820·7210
AN0196EEC
R43 1K,%W,5%
820-7210 AN0196EEC
R44 3K, MoW, 5% 820·7230
AN0226EEC
R45 10K, %W, 5%
820·7310 AN0281EEC
R48 Not Used
R47 lK, %W,5%
820-7210 AN0196EEC
R48
300 ohms, %W, 5"
820-7130 AN0158EEC
R4. 1K, %oW, 5"
820-7210
AN0196EEC
R50
Not Used
-----
------
R51
Not Used
--- --
------
R52
150 ohms, %W,5%
820·7115 AN0142EEC
R53 lK,%W,5% 820-7210 AN0196EEC
R54
13.3K, %W, 1% 820-1313 AN0574BEC
R55 28.7K, %W, 1%
820-1328 AN03188EC
AS6 Not Used
-- ---
------
R57 Not Used
---
--
------
R56
150 ohms,
~V,
5% 824-7115
AN0142EHC
R5.
1K, %W,5% 820-7210 AN0196EEC
ROO
1K, %W,5% 820-7210
AN0196EEC
R81 1K.%W.5% 820-7210 AN0196EEC
R82
150ohms, %W, 5% 820-7115 AN0142EEC
R63
10K, %W, 5% 820·7310 AN0281EEC
R64 1K,%W,5% 820·7210 AN0196EEC
R85 750 ohms, %W, 5% 820·7175 AN0185EEC
R88 390 ohms, %W, 5%
820·7139
AN0162EEC
R87
Not Used
---
--
- - - --
ROO
1K,%W,5%
820·7210 AN0196EEC
R6.
lK, %W, 5%
820·7210 AN0296EEC
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