Pioneer PDP-503PC Service Manual page 78

1
A
DIGITAL VIDEO ASSY
RXD
DDC_SCL
BUSY
DDC_SDA
REQ_PU
B
2
2 D3
A_SCL
A_SDA
C
SW POWER SUPPLY
MODULE
D
MR INTERFACE ASSY
R3
E
Note: 1 - 4 show LED flashing number of times when shut down occurred in this route.
F
78
1
2
IC1101
Panel UCOM
TXD
CLK
1
*PU_CE
TEMP1
IC1207
Module UCOM
DEW_DET
SCL
SDA
Expander
IC4204
SiI861
IC4005
Expander
IC4011
Expander
PDP-503PC
2
3
IC1191
Panel UCOM
external Flash ROM
D18
4
3
D6
IC1204
EEPROM
2
D1
P2
AUDIO ASSY
IC5202
CXA2021S
MEDIA
RECEIVER
3
4
THERMAL SENSOR
ASSY
IC8351
TE1
Thermal
Sensor 1
Y DRIVE ASSY
Y2
Moisture
Sensor
CN2002
4