16
16
STR-DA1500ES
STR-DA1500ES
5-2. BLOCK DIAGRAM — DISPLAY/POWER SECTION —
D906
D907
D8005
R2_+17VDC
R2_-17VDC
+7V
+9V
F920
D920-D923
R2 AC
R2 AC
F921
POWER ON/OFF
RELAY DRIVE
Q901
RY901
AC IN
T901
POWER
TRANSFORMER
S9V
POWER RELAY
AC OFF
DETECT
Q906
+3.3V
SUB POWER
TRANSFORMER
T902
(AEP,UK,US,CND)
(US,CND)
8
6
-7V
+5V
+6V
F910
D910-D911
R4 AC
R4 AC
F911
D914-D917
R4 AC
R4 AC
D902-D905
INPUT
SELECTOR
S155
RV101
INPUT
SELECTOR
S125
INPUT
SELECTOR
RV102
INPUT
SELECTOR
MASTER
VOLUME
S153
VBUS(5V) / VIDEO5V
INPUT
TONE
TUNE
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299