Zenith D952X - Page 3

INDEX
Solid State Device Theory and Circuit Applications are found in the following Service Manuals:
HF 18: Theory - Diodes (including Zener and SCR), Transistors (PNP, NPN, Darlington, and JFET). Applications — Chassis 29AT24 (JFET
FM-RF Multiplex, Electronic Touch Switching), Complementary Symmetry, Chassis 11 ZT27 ( Electronic Filter).
HF 22: Theory — JFET, IGFET, MOSFET, Applications - Dual Gate MOSFET FM-RF, JFET Biplex Detector, Quasi-Complementary Symmetry.
HF 23: Applications - Model C9029/Chassls 15WCA10 Four Channel Decoder.
HF 26: Applications - Chassis 1 5WDR51 (JFET Meter Circuit, Multiplex IC, Four Channel Decoding).,
HF 27: Applications — Model SD2568 Speaker Switching Circuitry.
CHASSIS
OR MODEL
SCHEMATIC
PAGE
CHASSIS
LAYOUT F
PAGE
‘ ARTS LIST
PAGE
1WDA10
Refer to HF26
1WDA10Z1
42,43
41
22
2AT30
Refer to HF 18, HF 19
3AT20
Refer to HF 18-1, HF 18-2, HF 19, HF 21, HF 26
3AT20Z1
44,45
46
22
4WDR50X
Refer to HF 25, HF 26
4WDR50X (XI)
Refer to HF 26
5WDR50X (XI)
Refer to HF 26
6AT24
Refer to HF 18, HF 19, HF 22, HF 26, HF 27
8BT20
Refer to HF 19, HF 21
8ZT20
Refer to HF 18, HF 19
9AT27
Refer to HF 18, HF 19
10AT26
Refer to HF 18-2, HF 20, HF 22
10YT26
Refer to HF 18, HF 18-2, HF 20
10ZT30
Refer to HF 18, HF 19, HF 20
10AT37
Refer to HF 18, HF 19, HF 20
11ZT27
Refer to HF 18, HF 19, HF 20, HF 21
11AT30
Refer to HF 18, HF 19
15WCA10
Refer to HF 23, HF 24, HF 27
15WDR50Z1
Refer to HF 25, HF 26
15WDR51
Refer to HF 26, HF 27
16CT21
Refer to HF 22, HF 25, HF 26
20AT21 (Z)
Refer to HF 18, HF 21
20AT30 (Z)
Refer to HF 18, HF 18-2, HF 19
20AT31Z
Refer to HF 18, HF 19, HF 20
21BT30
Refer to HF 18-2, HF 19
21BT34
Refer to HF 19, HF 20, HF 21, HF 22, HF 23
21BT34Z1
Refer to HF 22, HF 23
25AT20
Refer to HF 18, HF 18-1, HF 19
25BT22
Refer to HF 19, HF 23
25WDA10
48,49
47
22
25WDA10
Refer to HF 27
25WDR50
Refer to HF 26, HF 27
25WDR50Z1
Refer to HF 27
27BT30
Refer to HF 19, HF 21, HF 22
29CT20
Refer to HF 22, HF 24
29CT21
Refer to HF 22, HF 24
29CT21Z1
Refer to HF 24
29CT21Z2
Refer to HF 26, HF 27
29AT24
Refer to HF 18, HF 19, HF 22
29AT24Z1
Refer to HF 22
29AT24Z2
Refer to HF 26
29CT30
Refer to HF 22, HF 23, HF 24
35WDR50
50,51
52
22, 23,24
35WDR50
Refer to HF 26
B545W
Refer to HF 21, HF 23, HF 24
D546W (1) 28, 29, 30
31
24
D546W (1)
Refer to HF 26
B553W
Refer to HF 21, HF 22, HF 24
D554W (1)
32, 33
34
24,25
D554W (1)
Refer to HF 26
D556W (1)
36,37
35
25
D556W (1)
Refer to HF 26
D583W (1)
Refer to HF 26
D742W (1)
38,39
40
25, 26
D742W (1)
Refer to HF 26
D9011W
Refer to HF 26
D9013
20
26
D9013W
Refer to HF 26
C9015W
Refer to HF 24, HF 25
C9016W
Refer to HF 24, HF 25
S9017W (1)
Refer to HF 18, HF 22, HF 27
S9017W2
Refer to HF 27
S-79987
Refer to HF 17, HF 21
S-82931
Refer to HF 18-1, HF 19, HF 23
S-83179
Refer to HF 18, HF 18-1, HF 19, HF 22, HF 26
Speaker Wiring Drawings 27
HF 17 is Part No.
923-521 HF 17-1 is Part No. 923-529
HF 17-2 is Part No. 923-555
HF 18 is Part No.
923-558 HF 18-1 is Part No. 923-576
HF 18-2 is Part No. 923-592
HF 19 is Part No.
923-606 H F 20 is Part No. 923-610
HF 21 is Part No. 923-626
HF 22 is Part No.
923-642 HF 23 is Part No. 923-646
HF 24 is Part No. 923-653
HF 25 is Part No.
923-669 HF 26 is Part No. 923-702
HF 27 is Part No. 923-707
RA 7 is Part No. 923-631 RA 21 is Part No. 923-667
RC5 is Part No, 923-657