Sony STR-DA1200ES - Display Board

82
STR-DA1200ES
– DISPLAY Board –
IC703 NJM2173AV (TE2)
1OUT1
2DC CUT1
3IN1
4MIC V+1
5REG
6NOISE
7GND
14 OUT2
13 DC CUT2
12 IN2
11 MIC V+2
10 GV
9 STBY
8V+
REG
GV
AMP1 AMP2
– DC-DC Board –
IC1403 SI-8050S-LF1101
IC1404 SI-8120JF
OVER
CURRENT
PROTECTOR
LATCH
&
DRIVER
OVER HEAT
PROTECTOR
REGULATOR
+
–
+
–
RESET
VREF
COMPARATOR
ERROR AMP
OSC
1
VIN
2
SW OUT
3
GND
4
VOS
5
S.S
OVER
CURRENT
PROTECTOR
LATCH
&
DRIVER
OVER HEAT
PROTECTOR
REGULATOR
ON/OFF
SOFT
START
+
–
+
–
RESET
VREF
COMPARATOR
ERROR AMP
OSC
1
VIN
2
SW OUT
3
GND
4
VOS
5
ON/OFF