STR-DH820
STR-DH820
47
47
5-33. SCHEMATIC DIAGRAM – STANDBY Board –
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
STANDBY BOARD
0
0
0.7
0.6
0
JL904
JL903
JL902
JL901
JL900
C921
1000
25V
CL913
CL910
250V
F941
T3.15A
250V
F940
T3.15A
0.22
C900
0.22
C901
16V
C955
3300
CL901
1
4
4P
CNP902
LIVE
NEUTRAL
CL902
10k
R993
2.2k
R903
FH901
0.47
C953
0.47
C951
CL908
CL907
50V
1
C992
RY901
5V, TV-8
2SC3052EF-T1-LEF
Q990
MC2838-T112-1
D990
2SC3052EF-T1-LEF
Q901
RELAY DRIVE
FH902
47k
R904
MC2840-T112-1
D993
MC2840-T112-1
D994
JL910
JL908
JL909
C920
6800
25V
1
3
3P
CNP901
LIVE
NEUTRAL
1
3
4
8
6
D5SBA60-F
D900
F901
CL911
CL912
1
3
4
5
6
7
8
9
CN913
9P
STOP
POWER RELAY
STBYV
NC
+3.3V
GND
MODEL
VERSION
JL905
JL906
JL907
R995
22k
47k
R996
47k
R997
R994
1
3
4
4P
CNP910
R3 AC
CENTER
R3 AC
DA2J10100L
D901
0.1
C993
1
3
4
5
5P
CNP911
-R3 SUPPLY(-17V)
R3 GND
R3 GND
DCDC_+6.3V/R3_+17V
1
3
4
5
6
6P
CN914
+R3 17V)
+R3 17V)
R3 GND
R3 GND
DCDC +6V
15
JS903
4.7k
R990
10k
R991
22
R905
R902
JS916
JS918
0.1
C994
E
ET901
POWER
TRANSFORMER
(SUB)
T902
(CHASSIS)
AC OFF DETECT
~ AC IN
*1
F901
T3.15AL
250V
(UK, AUS, ECE)
8A,
125V
(US, CND)
T6.3AL 250V
(TW)
*2
R902
22
(UK, AUS, ECE)
33
(US, CND, TW)
*1
*2
*3
R994
2.2k
(UK, AUS, ECE)
22k
(TW)
0
(US, CND)
*3
POWER
TRANSFORMER
(MAIN)
T901
(US, CND, TW)
(UK, TW,
AUS, ECE)
(UK, AUS, ECE)
0.1
C943