Overall Block Diagram (2/2) - Pioneer PDP-5050SX Service Manual

1

3.1.3 OVERALL BLOCK DIAGRAM (2/2)

A
AC SEPA ASSY
AC1
LIVE_IN
NEUTRAL
AC3
CN9473
LIVE_IN
B
MR POWER SUPPLY UNIT
FAN3
FAN_12V
CN8505
AV6
IC8507
REGULATOR
C
V+16V
MAIN_Y,Pb,Pr
SUB_Y,Pb,Pr
D
MAIN_Y
IC8005 IC8002
SUB_Y
VIDEO SW AV SW
V,Y/C
Y,Pb,Pr
V1 A1 V2
E
INPUT1
(COMPOSITE, S, (COMPOSITE, S,
COMPONENT, AUDIO L/R)
AUDIO L/R)
F
44
1
2
AC2
TO
PANEL POWER
SUPPLY UNIT
NEUTRAL
CP1
P1
P2
CP51
TO AUDIO AMP
ASSY CN3501
CN8501
AV5
AUDIO_L/R
V+12V
V+12V_STB
Q8501
TR.
AV BOARD ASSY
MAIN_V,Y/C
SUB_V,Y/C
DT_V,Y/C
DT_L/R
AIR_L/R
IC7503
CXA2064
AIR_V1
AIR_V2
SCL/SDA_AV
V
A2 V4 A4 V0 A0
INPUT2 INPUT4 MONITOR OUT
(COMPONENT, (COMPOSITE,
AUDIO L/R) AUDIO L/R)
2
3
POD CARD SLOT
IC5501
BCM7021
IC8501
3D Y/C
VDEC
CVBS_IN
CN1001
CN7402 CN8657
AV12
OPT_L/R
IC7502
FROM TUNER BOARD
ASSY M1501
(ANALOG)
IC7801
U7502 U7501
RS-232C
AXF1132 AXF1130
DRIVER
RS-232C
ANT. B
IN/OUT
PDP-5050SX
3
4
ANT.A
IN
OPT.
OUT
TO AV BOARD
ASSY U7501
(ANALOG)
IC4007
ADC
V+3.3
VD V+1.8
V+2.5
VD
D2 D3
AV4 AV10
U8504
D-D
CONVERTER
U8503
D-D
CONVERTER
IC8503
SWITCHING
Q8501
REGULATOR
TR.
L/R HDMI_L/R
IC8003
AUDIO SW
HDMI_EXT_L/R
IC8702
TXD,RXD
IF UCOM
LED_G
LED_R
LED_FCT
REM_B
AV9
CN8656
CN9461 CN4901
L1 RE1
LED ASSY PANEL KEY CONTROL
IR ASSY
4
IC5201
BUS BRIDGE
GATE ARRAY
V+3.3
V+6.5
V2 V+5
VD
VD VD
CN1003
CN8503
Q8511
FET
TXD_IF,RXD_IF
SR_OUT
KEY
CN4852
KL2
KL1
ASSY