HP 7970B Operating And Service Manual page 74

7970B/7970C Replaceable Parts
REFERENCE HP
DESCRIPTION
MFR
MFR PART NO.
DESIGNATION PART NO.
CODE
07970·62173
Reel Servo PCA
28480
07970·62173
C1, 12
0160·0380 Capacitor, Fxd, My, 0.22/-1F, 10%,200 VDCW 28480 0160·0380
C2, 3,13,14 0160·2055 Capacitor, Fxd, Cer, 0.01 /-IF, +80 -20%, 100 VDCW 36289 C023F 101 F1 03ZS22·CD
C4,5, 15, 16
0160·2199 Capacitor, Fxd, Mica, 30 pF, 5%, 300 VDCW 28480 0160·2199
C6, 10,23, 24 0160·2128 Capacitor, Fxd, My, 0.33/-1F, 20%, 200 VDCW 56289 225P33402Y ·PWM
C7, 8, 18, 19 0160·0154 Capacitor, Fxd, Mica, 0.0022/-1F, 10%,200 VDCW 56289 192P22292·PTS
C21,22 0150-0121 Capacitor, Fxd, 0.1 /-IF, +80 -20%,50 VDCW 56289 5C50B IS·CM L
C25
0160·0127
Capacitor, Fxd, Cer, 1 /-IF, 25V
56289
5C13CS·CML
CR1, 2, 5,7,8
1901·0040
Diode, Si, 30 mA, 30 WV
07263
FDG1088
CR3,4
1902·0048 Diode, Breakdown, 6.81 V, 5% 04713 SZ10939·134
CR6
1901·0364 Diode, Si, 200 PIV 28480 1901·0364
CR10 1902·3024 Diode, Breakdown, 2.87V, 5% 04713 SZ 1 0939·1 58
K1 0490·0891 Relay, 3 PDT, 1 OA, 24 VDC 77342 KUP14D15
01,5 1854·0022 Transistor, Si, NPN 07263 S17843
02,6 1853·0080 Transistor, Si, PNP 80131 2N4888
03,7
1853·0323 Transistor, Si, PNP
80131
2N4900
04,8
1854·0399 Transistor, Si, NPN
80131
2N4912
09 thru 012 1854·0490 Transistor, Si, NPN 28480 1854·0490
013,19,20,21 1854·0215 Transistor, Si, NPN 80131 2N3904
014,15
1855·0056
Transistor, Si, FET
80131 2N4342
016,17 1853·0322 Transistor, Si, PNP
80131 2N2946A
018
1853·0036
Transistor, Si, PNP
80131 2N3906
R 1, 5, 6, 20, 24, 25
0698·3458
Resistor, Fxd, Flm, 348k ohms, 1 %, 1/8W
28480 0698·3458
R2,21 0698·3159 Resistor, Fxd, Flm, 26.1k ohms, 1%, 1/8W
28480 0698·3159
R3, 4,22,23 0683·1015 Resistor, Fxd, Comp, 100 ohms, 5%, 1/4W 01121 CB1015
R7,26
0757·0797 Resistor, Fxd, Flm, 90.9 ohms, 1%, 1/2W
28480 0757·0797
R8,27
0698·3637 Resistor, Fxd, Ox, 820 ohms, 5%, 2W
28480 0698·3637
R9, 10, 15,28,29, 0683·1025 Resistor, Fxd, Comp, 1000 ohms, 5%, 1/4W 01121 CB1025
34,100,101
R 11, 13, 30, 32
0761·0058 Resistor, Fxd, Met Ox, 750 ohms, 5%, 1W
28480 0761·0058
R12,31
0757·0401 Resistor, Fxd, Flm, 100 ohms, 1%, 1/8W
28480
0757·0401 .
R14,17,33,36 0698·3113 Resistor, Fxd, Carbon, 100 ohms, 5%, 1/8W
28480 0698·3113
R16,35 0757·0280 Resistor, Fxd, Flm, 3.16k ohms, 1%, 1/8W
28480 0757·0279
R19,38,54,55
0683·1035 Resistor, Fxd, Comp, 10k ohms, 5%, 1/4W 01121 CB1035
R39,41
0698·3260 Resistor, Fxd, Flm, 464 ohms, 1%, 1/8W 28480 0698·3260
R40,42 0811·2048 Resistor, Fxd, WW, 0.25 ohm, 1%, 25W
28480 0811·2048
R44, 45
0686·1035 Resistor, Fxd, Comp, 10k ohms, 5%, 1/2W 01121 EB1035
R46,59
0757·0279 Resistor, Fxd, Flm, 3.16k ohms, 1%, 1/8W 28480 0757·0279
R47,105
0757·0289 Resistor, Fxd, Flm, 13.3k ohms, 1%, 1/8W
28480 0757·0289
R48,65
0757·0278 Resistor, Fxd, Flm, 1.78k ohms, 1%, 1/8W
28480 0757·0278
R49,51
0757·0465 Resistor, Fxd, Flm, 100k ohms, 1%, 1/8W
28480 0757·0465
R50
0757·0458 Resistor, Fxd, Flm, 51.1 k ohms, 1 %, 1/8W
28480 0757·0458
R52 0686·2225 Resistor, Fxd, Comp, 2200 ohms, 5%, 1/2W
01121 EB2225
R56
0757·0403 Resistor, Fxd, Flm, 121 ohms, 1%, 1/8W
28480 0757·0403
R57,58 0757·1094 Resistor, Fxd, Flm, 1.47k ohms, 1%, 1/8W
28480 0757·1094
R60,64 0757·0438
Resistor, Fxd, Flm, 5.11 k ohms, 1 %, 1/8W 28480 0757·0438
R61,62 0698·3456
Resistor, Fxd, Flm, 287k ohms, 1 %, 1/8W
28480 0698·3456
R104,106 2100-1759
Resistor, Var, WW, 2k ohms, 5%, 1W 28480 2100·1759
R107 0698·3438 Resistor, Fxd, Flm, 147 ohms, 1%, 1/8W
28480 0698·3438
R108 0698·3440 Resistor, Fxd, Flm, 196 ohms, 1%, 1/8W
28480 0698·3440
U1,2 1820·0223 Integrated Circuit
28480 1820·0223
Part 2
6·37/6-38