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7970B/7970C
Replaceable Parts
FIGURE
UNITS
&
PART
DESCRIPTION
PER
INDEX
NUMBER
NO.
1
2 3
4
5
ASSY
6-7-
07970-62089
CONTROL SWITCH ASSEMBLY All
REF
-1
07970-6-340
LENS BLOCK ASSEMBLY, control switch
1
-2
0624-0077
SCREW, tapping, no. 4-40, 0.312-inch, pozi (AP)
2
-3
2190-0416
WASHER, flat (AP)
2
-4
07970-60960
LENS BLOCK ASSEMBLY, write enable.
1 *
-5
0624-0077
SCREW, tapping, no. 4-40, 0.312-inch, pozi (AP)
1 *
-6
2190-0416
WASHER, flat (AP)
1 *
-7
07970-60610
CABLE, capstan .
1
-8
07970-00620
CLAMP, connector (AP).
1
-9
2360-0193
SCREW, no. 6-32, 0.250-inch, pozi (AP)
1
-10
2190-0085
WASHER,lock, helical (AP)
1
-11
07970-00310
BRACKET, angle
2
-12
2360-0195
SCREW, no. 6-32, 0.312-inch, pozi (AP)
1
-13
2420-0001
NUT, hex, no. 6-32 (AP)
1
-14
07970-60080
CONTROL SWITCH PC ASSEMBLY.
1
-15
0686-2215
RESISTOR, fxd, 220 ohms, 5%, 1/2W (R6, R7, R8, R9, R10).
5
-16
0683-3315
RESISTOR, fxd, 330 ohms, 5%, 1/2W (R1, R2, R3, R4, R5)
5
-17
1854-0215
TRANSISTOR, NPN, Si, 2N3904 (Q1, Q2, Q3, Q4, Q5)
5
-18
1200-0426
SOCKET, integrated circuit, 14 pin
4
-19
2140-0209
LAMP, 14V, 0.08A (OS1, OS2, OS3, OS4, OS51.
5
-20
0683-6815
RESISTOR, fxd, 680 ohms, 5%, 1/4W (R11).
1
-21
3101-0846
SWITCH ASSEMBLY (S1 thru S4) (not field replaceable)
1
*Used only in write configuration.
Part 2
6-19/6-20
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