Pioneer PDP-502MX Service Manual page 82

1
PDP-502MX
Protection Circuits
MAIN POWER ASSY
A
X DRIVE ASSY
+12V OCP
B
UCOM ASSY
C
AUDIO ASSY
AUDIO P.D.
D
82
1
2
+B OVP
VF OVP +8V UVP
VADR UVP
DIGITAL VIDEO ASSY
+3.3V OVP
2
3
AC200V P.D.
+12V UVP
VADR
VSUS UVP
OVP
+3.3V UVP
+5V OVP
3
4
–8V UVP +14V +14V
UVP
OVP
VSUS OVP
+5V UVP
4