![background image](http://html.mh-extra.com/html/sony/hcd-tb20/hcd-tb20_service-manual_420885061.webp)
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
61
HCD-TB20
AMP
< TRANSISTOR >
Q801
8-729-119-76 TRANSISTOR
2SA1175TP-HFE
Q831
8-729-119-78 TRANSISTOR
2SC2785TP-HFE
Q832
8-729-119-78 TRANSISTOR
2SC2785TP-HFE
Q833
8-729-119-78 TRANSISTOR
2SC2785TP-HFE
Q834
8-729-119-78 TRANSISTOR
2SC2785TP-HFE
Q835
8-729-119-76 TRANSISTOR
2SA1175TP-HFE
Q836
8-729-119-78 TRANSISTOR
2SC2785TP-HFE
Q837
8-729-119-78 TRANSISTOR
2SC2785TP-HFE
Q841
8-729-119-78 TRANSISTOR
2SC2785TP-HFE
Q842
8-729-119-78 TRANSISTOR
2SC2785TP-HFE
Q851
8-729-119-76 TRANSISTOR
2SA1175TP-HFE
Q881
8-729-119-76 TRANSISTOR
2SA1175TP-HFE
Q882
8-729-119-78 TRANSISTOR
2SC2785TP-HFE
Q941
8-729-141-30 TRANSISTOR
2SC3623ATP-LK
Q945
8-729-116-02 TRANSISTOR
BA1A4M-TP
Q946
8-729-422-57 TRANSISTOR
BN1A4M-TP
Q947
8-729-422-57 TRANSISTOR
BN1A4M-TP
Q971
8-729-119-78 TRANSISTOR
2SC2785TP-HFE
Q991
8-729-141-30 TRANSISTOR
2SC3623ATP-LK
< RESISTOR >
R801
1-249-417-11 CARBON
1K
5%
1/4W F
R802
1-249-438-11 CARBON
56K
5%
1/4W
R803
1-249-413-11 CARBON
470
5%
1/4W F
(AEP,UK)
R803
1-249-414-11 CARBON
560
5%
1/4W F
(E,KR,MX)
R804
1-249-438-11 CARBON
56K
5%
1/4W
0
R805
1-220-755-11 METAL
0.22
10%
2W
R806
1-260-076-11 CARBON
10
5%
1/2W
(AEP,UK)
R807
1-260-076-11 CARBON
10
5%
1/2W
(E,MX)
R808
1-260-076-11 CARBON
10
5%
1/2W
R809
1-247-843-11 CARBON
3.3K
5%
1/4W
R810
1-249-417-11 CARBON
1K
5%
1/4W F
R811
1-249-431-11 CARBON
15K
5%
1/4W
R812
1-249-441-11 CARBON
100K
5%
1/4W
R814
1-249-438-11 CARBON
56K
5%
1/4W
R815
1-249-433-11 CARBON
22K
5%
1/4W
R816
1-215-890-11 METAL OXIDE
470
5%
2W
R832
1-249-421-11 CARBON
2.2K
5%
1/4W F
R833
1-249-425-11 CARBON
4.7K
5%
1/4W F
R834
1-249-435-11 CARBON
33K
5%
1/4W
R835
1-249-433-11 CARBON
22K
5%
1/4W
R836
1-249-429-11 CARBON
10K
5%
1/4W
R837
1-249-429-11 CARBON
10K
5%
1/4W
R839
1-249-441-11 CARBON
100K
5%
1/4W
R841
1-249-438-11 CARBON
56K
5%
1/4W
R842
1-249-441-11 CARBON
100K
5%
1/4W
R843
1-249-441-11 CARBON
100K
5%
1/4W
R851
1-249-417-11 CARBON
1K
5%
1/4W F
R852
1-249-438-11 CARBON
56K
5%
1/4W
R853
1-249-413-11 CARBON
470
5%
1/4W F
(AEP,UK)
R853
1-249-414-11 CARBON
560
5%
1/4W F
(E,KR,MX)
R854
1-249-438-11 CARBON
56K
5%
1/4W
0
R855
1-220-755-11 METAL
0.22
10%
2W
R856
1-260-076-11 CARBON
10
5%
1/2W
(AEP,UK)
R857
1-260-076-11 CARBON
10
5%
1/2W
(E,MX)
R858
1-260-076-11 CARBON
10
5%
1/2W
R859
1-247-843-11 CARBON
3.3K
5%
1/4W
R860
1-249-417-11 CARBON
1K
5%
1/4W F
R861
1-249-431-11 CARBON
15K
5%
1/4W
R862
1-249-441-11 CARBON
100K
5%
1/4W
R864
1-249-437-11 CARBON
47K
5%
1/4W
R865
1-249-433-11 CARBON
22K
5%
1/4W
R866
1-215-890-11 METAL OXIDE
470
5%
2W
0
R881
1-215-891-11 METAL OXIDE
680
5%
2W
(AEP,UK)
0
R881
1-215-890-11 METAL OXIDE
470
5%
2W
(E,KR,MX)
R882
1-249-429-11 CARBON
10K
5%
1/4W
R883
1-249-429-11 CARBON
10K
5%
1/4W
R884
1-249-429-11 CARBON
10K
5%
1/4W
R885
1-249-441-11 CARBON
100K
5%
1/4W
R891
1-249-429-11 CARBON
10K
5%
1/4W
R892
1-249-441-11 CARBON
100K
5%
1/4W
R893
1-247-903-00 CARBON
1M
5%
1/4W
R941
1-249-421-11 CARBON
2.2K
5%
1/4W F
R942
1-249-441-11 CARBON
100K
5%
1/4W
R943
1-249-417-11 CARBON
1K
5%
1/4W F
R945
1-249-429-11 CARBON
10K
5%
1/4W
R946
1-247-887-00 CARBON
220K
5%
1/4W
R947
1-249-421-11 CARBON
2.2K
5%
1/4W F
R948
1-249-421-11 CARBON
2.2K
5%
1/4W F
R951
1-249-417-11 CARBON
1K
5%
1/4W F
R952
1-249-417-11 CARBON
1K
5%
1/4W F
R961
1-249-437-11 CARBON
47K
5%
1/4W
(E,MX)
R962
1-249-437-11 CARBON
47K
5%
1/4W
(E,MX)
0
R971
1-212-881-11 FUSIBLE
100
5%
1/4W
R972
1-249-425-11 CARBON
4.7K
5%
1/4W F
R973
1-249-435-11 CARBON
33K
5%
1/4W
R974
1-249-429-11 CARBON
10K
5%
1/4W
0
R981
1-202-972-61 FUSIBLE
1
5%
1/4W
0
R982
1-202-972-61 FUSIBLE
1
5%
1/4W
R991
1-249-421-11 CARBON
2.2K
5%
1/4W F
R992
1-249-441-11 CARBON
100K
5%
1/4W
R993
1-249-417-11 CARBON
1K
5%
1/4W F
< RELAY >
RY801
1-515-920-11 RELAY (24V)
< THERMISTOR (POSITIVE) >
THP841 1-807-796-11 THERMISTOR
< TERMINAL >
TM801
1-694-677-12 TERMINAL BOARD (4P) (SPEAKER)
The components identified by mark
0
or
dotted line with mark
0
are critical for safety.
Replace only with part number specified.
Summary of Contents for hcd-tb20
Page 20: ...20 HCD TB20 3 19 IN OUT SW Board 2 two screws BTTP M2 6 3 IN OUT SW board 1 connector CN704 ...
Page 38: ...38 38 HCD TB20 7 9 Schematic Diagram MAIN Section 3 3 Page 48 Page 34 Page 32 47p 47p 47p ...
Page 42: ...42 42 HCD TB20 7 13 Schematic Diagram AMP Section Page 36 Page 36 Page 44 Page 46 c E MX E MX ...
Page 48: ...48 48 HCD TB20 7 19 Schematic Diagram POWER Section I Page 38 Page 46 Page 46 ...
Page 71: ...71 HCD TB20 MEMO ...