Sony HCD-GZR5D Service Manual page 66

HCD-GZR5D
66
IC014 NJM2387ADL3(TE2) (MAIN Board (2/3))
OVERVOLTAGE
PROTECTION
BANDGAP
REFERENCE
1 2 3
VIN CONTROL VOUT
IC552 NJM2903M-TE2 (MAIN Board (2/3))
IC554 NJM2903M-TE2 (MAIN Board (2/3))
IC601 NJM2903M-TE2 (MAIN Board (2/3))
AOUT 1 8 VCC
2 7
AIN– BOUT
AIN+ 3 6 BIN–
4 5
GND BIN+
IC402 PST3429UL (MAIN Board (3/3))
NC 3
Vref
4
VSS
CURRENT
LIMIT
THERMAL
PROTECTION
4 5
VADJ GND
2 VDD
1 OUT