Power Supply Unit - Pioneer krp-m01 Service Manual

1

4.3 POWER SUPPLY UNIT

A
P2
V+5.1V_STB
V+17V
V+12V
B
V+6.5V
V+3.4V_STB
C
PD_TRG
RELAY
AC_DET
D
<Protection function>
Overcurrent Protection (OCP)
V+3.4V_STB, V+5.1V_STB, VCC 3 outputs
Overvoltage Protection (OVP)
V+6.5V, V+12V, V+17V
V+3.4V_STB (latches for long time)
Under Voltage Protection (UVP)
V+6.5V, V+12V, V+17V
E
Thermal Shut Down (TSD)
V+6.5V output diode: D351 block
V+3.4V_STB (latches for long time)
F
18
1
2
POWER SUPPLY UNIT
<PKG1>
AND
KRP-M01
2
3
REGULATOR
3
4
SECONDARY
VCC
DC/DC
CONVERTOR
STB
DC/DC
CONVERTOR
MICRO
COMPUTER
POWER
SUPPLY
UNIT
<PKG2>
4