Pioneer PDP-503PE Service Manual page 32

5
Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS
and PARTS LIST" or "PCB PARTS LIST".
Driver Driver Driver Driver Driver
IC IC IC IC
VADR2
ADR CONNECT C
ASSY
AC1
K3
SW POWER SUPPLY MODULE
+13.5V
-9V
T101 Switching
+6.5V
Q115
+15V
T102 Switching
+12V
Q117
P1 P2
R26
R21
R2 IC4201
IC4203
MR INTERFACE
EEPROM
EEPROM
ASSY
(EDID)
(HDCP KEY)
I2C
Interface
• Scalling
• Gamma
Copy Guard
Release
IC4204
TMDS
(Sil861)
Receiver
TMDS Receiver
R3
I2C_BUS (SCL/SDA)
V+5V_DIG
KEY1 IC4011
I/O Expander
KEY2
LED_SIG
TXD/RXD
SR_UP
SR_DW
V+5V_ST
V+5V_ST
R22
System Cable Connector
K3
AB1
ADR CONNECT B
VADR2
ASSY
Driver Driver Driver Driver Driver
IC IC IC IC
5
6
Driver Driver Driver Driver Driver
IC IC IC IC IC IC
CLK/LE IC6801
Buffer IC
BGB1
BRIDGE B
ASSY
RC101
M111
LIVE
Switching
NEUTRAL
Q119 Q112
Switching
PRIMARY
T103 T104 T105 T105
SECONDARY
VSUS_CONT
M114
POWER (RELAY)
P5 P6 P3
AUDIO AMP ASSY
R23
IC5202
L L
R R
Volume & Tone
& Balance
IC5201
FOCUS SRS & Focus
SRS
A24
R27
IC5002
Power Amp.
R24 A21
A22
R11
TRAP SW
SP21
SP OUT
BRIDGE D
ASSY
BGD1
IC6601
CLK/LE Buffer IC
Driver Driver Driver Driver Driver
IC IC IC IC IC IC
6
7
PDP-503PE, PDP-503PU
Driver Driver Driver Driver
IC IC IC IC
VADR2 VADR2
ADR CONNECT D
ASSY
AD1
CLAMP
VM2
V MID CLAMP U
RL101
V MID CLAMP L
VM1
P7
LIVE
AC IN
NEUTRAL
X DRIVE ASSY
P4
+12V
+12V
+15V
+13.5V +12V
IC5001
Reg.
L1
SP TERMINAL
ASSY
CLAMP
AA1
ADR CONNECT A
ASSY
VADR2 VADR2
Driver Driver Driver Driver
IC IC IC IC
7
8
Driver Driver Driver Driver Driver
IC IC IC IC IC
CLK/LE IC6901
Buffer IC
CLB1
CLAMP B
ASSY
V MID CLAMP
ASSY
X1
+5V
X3
VSUS +15V
DC/DC VCP
Conv.
Block
P_SUS
IC3200
X_SUS
Pulse
Drive
MASK
Module
Signal
+5V
V_RN +15V
+Reset
Logic
Pulse
Block
Block
+5V
X2
VSUS +15V
VCP
Drive IC3201
P_SUS
Signal X_SUS
Pulse
MASK
Module
X4
LED
ASSY
CLAMP D
ASSY
CLD1
IC6501
CLK/LE Buffer IC
Driver Driver Driver Driver Driver
IC IC IC IC IC
8
Driver
A
IC
VADR2
CLAMP
B
C
D
CLAMP
VADR2
Driver
IC
31