Pioneer PDP-503CMX Service Manual page 27

5
3.1 BLOCK DIAGRAM
3.1.1 OVERALL BLOCK DIAGRAM
R DRIVER DRIVER DRIVER DRIVER DRIVER
IC IC IC IC
VADR2
Q6706 to Q6711
VADR_GEN
2
K3
K1
SAA3 SUB ADDRESS A
ASSY
+60 ADR_CO
SAA1 SAA2
POWER SUPPLY MODULE
RC101
M111
LIVE
Switching
NEAUTRAL
Q119 Q122
Switching
PRIMARY
T103 T104 T105
T105
SECONDARY
VSUS_CONT
STB5V
VADR
VSUS
M114
POWER(RELAY)
P6 P3
P5
R1
STB+5V
STB+5V
R4 R9
IC5601
IC5505
WIDE UCOM
MAIN UCOM
FLASH
ROM I2C-BUS
3State Buffer
MATRIX
IC4603
IC5001(IC102) A/D PLL AMP
6M LPF
S1
R6
S3
V1
+3V,+5V,-5V
+7V,-8V
CHROMA DECODE (4-1SEL)
REG
+3V,+5V
SECAM
+7V
T3
REG
3STATE Buffer
IC7401
SEL IN3 DET
TMDS
Receiver
o Audio DVI-D
Audio S-Video
OUT
INPUT 5
INPUT3
SUB ADDRESS B
SAB1
ADR_C
SAB2 ASSY
+60
SAB3
K1
K2
Q6706 to Q6711
VADR_GEN
K3
ADR RESONANCE ASSY
VADR2
ER DRIVER DRIVER DRIVER DRIVER DRIVER
IC IC IC IC
Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST".
5
6
DRIVER DRIVER DRIVER DRIVER
IC IC IC IC IC
CLK/LE
IC6801
BUFFER IC
ADDRESS CONNECT C
AC1
ASSY
RL101
AC IN
P4
P7
STB+5V R8
12V,5V
MX AUDIO ASSY
+5V_AD/RGB
FAN_NG
Audio_NG
IC4803
A5
PLD for SYNC
+15V,+5VSTB
R_Audio
L_Audio
A_Mute2
A1
S2
SLOT CONNECTOR
ASSY
E2PROM
IC7302
I2C-BUS
Expander
6M LPF
6MLPF
3D Y/C
FLT
3L Y/C &CNR
SD RAM
6M LPF
IN4 DET
SEL
AWV1906 Only
Composite OUTPUT
Audio
VIDEO SLOT
ST1 ASSY
INPUT4
ADDRESS CONNECT B ASSY
AB1
IC6601
CLK/LE BUFFER IC
DRIVER DRIVER DRIVER DRIVER
IC IC IC IC IC
6
PDP-503CMX, PDP-503MXE, PDA-5002
DRIVER DRIVER
DRIVER DRIVER
IC IC
IC IC
VADR2 VADR2
CLAM
BGB1
BRIDGE B
ASSY
VM2
V MID CLAMP
ASSY
V MID CLAMP U
V MID CLAMP L
VM1
+15V
A6
FAN_D
IC8701
REGULATOR
FAN_Mute
OP-AMP(Buf)
Temp3
A7
+5VSTB
D.C Det
+15V
R_OUT
IC8601
Audio POWER AMP
L_OUT
Mute
A3
MX LED ASSY
L1
SPL1
SP OUT L
ASSY
L OUT
BRIDGE D ASSY
BGD1
CLAMP
ADDRESS CONNECT A ASSY
VADR2 VADR2
DRIVER DRIVER DRIVER DRIVER
IC IC IC IC
7
DRIVER DRIVER DRIVER DRIVER DRIVER
IC IC IC IC IC
CLK/LE
IC6901
BUFFER IC
ADDRESS CONNECT D
AD1 ASSY
V_RN
V_SUS +5V +15V
DC/DC
VCP
CONV
BLOCK
IC3200
P_SUS
X_SUS
Pulse
Module MASK
Drive
Signal
X 1
X3
+5V
V_RN +15V
+Reset
LOGIC
Pulse
BLOCK
Block
X2
VCP
V_SUS +5V +15V
Drive
P_SUS
IC3201
X_SUS
Signal
Pulse
MASK
Module
X DRIVE ASSY
X4
IC6501
AA1
CLK/LE BUFFER IC
DRIVER DRIVER DRIVER DRIVER DRIVER
IC IC IC IC IC
7
8
DRIVER DRIVER DRIVER
IC IC
IC
VADR2
A
CLAMP
CLB1
CLAMP B
ASSY
X CONNECTOR
A ASSY
B
X CONNECTOR
B ASSY
C
D
CLAMP D ASSY
CLD1
CLAM
VADR2
DRIVER DRIVER DRIVER
IC IC IC
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