Schematic Diagram - Power Board - Sony HT-CT800 Service Manual

2019/09/24 22:06:08 (GMT+09:00)

5-13. SCHEMATIC DIAGRAM - POWER Board -

1 2
A
ET931
(CHASSIS)
CN901
AC1
LIVE 1
B
(AC IN)
NC 2
NEUTRAL 3
A932
C (HEAT SINK)
D
E
F
G
H
HT-CT800
• See page 57 for IC Block Diagrams.
3 4
POWER BOARD
JL904
JL939
F901 C989 C990
3P 5A JL902 LF901 0.001 0.001
250V 250V 250V
JL901
LINE
FILTER
C988
0.1
JL903
310V
LND001
PATTERN
C905
SPARK-GAP
0.22
310V
(US, CND, TW)
R997
C930
0
0.1
(US, CND, TW)
R956
0.11 2W (US, CND, TW)
0.18 2W (Except US, CND, TW)
(Except US, CND, TW)
IC930
POWER CONTROL
IC930
STR-Y6735 (US, CND, TW)
STR-Y6766B (Except US, CND, TW)
(US, CND, TW) (Except US, CND, TW)
C935 C938
2200p 820p
1.5kV 1.5kV
R991 R990 R989 D930
0 4.7 4.7 DZ2J10000L
C941
330
25V
R938
27k
C931 R935 R992
180p 2.2k 1k (US, CND, TW)
10k (Except US, CND, TW)
D932
DZ2J15000L
0
C933
10
6.3
Q931
D972 C936 LTC044EUBFS8TL C934
KDZVTR22B 0.1 2.2
PROTECT DETECT
5 6 7
C902 C903
0.0022 0.0022
250V 250V TH901
D901
C907 2 D3SB60F3
0.33
310V
~
4 3
–
+
~
R901
1
1.5M
0.5W C914
C915
*
100
420V
(Except US, CND, TW)
(US, CND, E3, EA3, TW)
*C914
390 200V (US, CND, TW)
AEP, UK, SP1, AR,
R932 100 450V (E3, EA3)
TH, LA, AUS, CH
2.2
1W
R914
0.33
1W
7
6
JL978
D937 R944 C939
RR264M-400 47k 3W (US, CND, TW) 0.0033 5
100k 3W (Except US, CND, TW) 400V
D936 4
D938
RR264M-400
SARS10
3
JL979
2
Q930
2SC5053T100Q R947
D942
4.7
REGULATOR CRH02(T5R,SONY,XM)
1
21 21.7
R937
(US, CND, TW)
4.7k
21.6
C940
470p
250V
D939 C937
DZ2J24000L 10
D934
DA2J10100L
D974
DZ2J220M0L (US, CND, TW)
D975
DZ2J180M0L (Except US, CND, TW)
DA2J10100L
EL816S1(B)(TA)(DTE-S)
R945
100
JL936
1
R936
JL937
47k
C932 D941
0.0047 UDZSUSTE-1730B
55 55
8 9 10
F931
2.5A
250V
D967
RB068L100TE25 KDZVTR22B
C969 C970
1000 1000
25V 25V
T901
POWER
TRANSFORMER
8
9
10
C967 C976
11 2200 47
D966
35V 35V
FMX-22SL
12
JS901
13
14
R987 R975
1k 10k
R971
C971
220k
0.01
R976 C980
1k 47
35V
R977
47k
PH930
ISOLATOR
31.6
R965
R978
1k
30.6
4.7k
IC931
SHUNT REGULATOR
IC931
MM1431FNRE
HT-CT800
11 12 13
L967
4.7uH
C968
0.1
D971
C977
C992
47
0.01 ET932
35V
JL938
JL974
(CHASSIS)
CN904
10P
10 GND
JL973
9 UN12V
JL975
8 P_GND
R972
7 P_GND
1
6 P_GND
JL976
5 PVDD_33V
4 PVDD_33V
3 PVDD_33V
2 NC
JL977
1 VACS_REQ
R953 R955
100 100
R951
22k
C951 D951
0.1 DA2J10100L
D952
C952
DZ2J27000L
100p
0
0.6
Q951
R952 LSCR523UBFS8TL
47k
(NOT USED)
Note: When the D901, F931, LF901, R914, T901, TH901 or
VDR901 on the POWER board is replaced, refer to "BOND
FIXED POSITION OF ELECTRICAL PARTS" on page 8.
Ver. 1.3
MB-1612
BOARD
(4/4)
SYS SET