Sony SRS-GD50iP Service Manual page 17

• IC Block Diagrams
– MAIN Board –
IC101 TS3USB221RSER
10
1D+ 1
1D– 2 9
2D+ 3 8
2D– 4 7
CONTROL
SWITCH
6
5
IC106, 107 NJM2521V (TE2)
8 7 6 5
BUFFER
BIAS
1 2 3 4
S
D+
D–
OE
IC105, 510 SI-8008TM-TLS
OVER
CURRENT
REGULATOR
PROTECTOR
RESET
OSC
COMPARATOR
+
–
ON/OFF
SOFT
+
START
–
ERROR AMP
1
IC108, 503 PST3660UL
GND 1
VREF
+
–
VDD 2
SRS-GD50iP
LATCH
&
DRIVER
OVER HEAT
PROTECTOR
VREF
2 3 4 5
4 OUT
3 CD
17