Overall Block Diagram - Pioneer PDP-506PE Service Manual

1

3.2 OVERALL BLOCK DIAGRAM

A
50 SCAN B ASSY
(UPPER)
Scan Signal
VH
IC2801
IC5V
Scan IC
PSUS
IC2802
Scan IC
IC2803
Scan IC
IC2804
Scan IC
B
IC2805
Scan IC
IC2806
Scan IC
CN2802
Serial Data
CN2702
IC2701
Scan IC
IC2702
Scan IC
IC2703
Scan IC
IC2704
C
Scan IC
IC2705
Scan IC
PSUS
IC2706
IC5V
Scan IC
VH
Scan Signal
50 SCAN A ASSY
(LOWER)
D
E HD IR ASSY
STB3.3V
U1681
RE1
IR Receive unit
AD1 CN1501
V+3V
V+8V AN/P BN/P
LVDS Receiver (PEE002A-K)
CN/P DN/P CLKN/P
Resonance Resonance
Block Block
V+ADR5 V+ADR4
F
IC1555 IC1554
Driver IC Driver IC
22
1
2
50 Y DRIVE ASSY
VH VSUS
Vprst
VH IC5V
VH DC/DC Conv.
+ Reset
Vprst
Block
Vprst Reg.
+5V +16.5V VSUS
Y2 VOFS
IC2252
Mask
PSUS
Mod.
VSUS
+5V
+6.5V
Regulator
+16.5V
Resonance
Block
VSUS
+5V +16.5V
+5V +16.5V
IC2101
PSUS IC2253
DK Mod.
Mask
Mod.
+16.5V
Soft-D
Block
+16.5V
IC5V
IC5V/VF
IC5V
DC/DC
VF
Conv.
+5V
Photo Coupler
Block
Y3
Scan Signal
50 ADDRESS
AD2 CN1502
V+5V V+60V
IC1501 ASSY
Resonance Resonance Resonance
Block Block Block
V+ADR3 V+ADR2 V+ADR1
CLK/LE/HBLK/LBLK
R/G/B
IC1553 IC1552 IC1551
Driver IC Driver IC Driver IC
2
3
VOFS
Offset
Block
+16.5V
VOFS
DC/DC
Conv.
Y4
+5V
Logic
Block
Y1
+5V
Y5
60V
Y6
+16.5V
A1
+16.5V
IC3751
Power Amp IC
Right
SP TERMINAL
SPEAKERS
AD1 CN1501
V+3V
V+8V AN/P BN/P
CN/P DN/P CLKN/P
Resonance Resonance
Block Block
V+ADR5 V+ADR4
IC1555 IC1554
Driver IC Driver IC
PDP-506PE
3
4
HD AUDIO ASSY
+16.5V
+9.0V
IC3752
Regulator +9.0V
Buffer
+9.0V
SCL
IC3753
WOW + Volume IC
SDA
A2
+3.3V
DC Detect
A_Mute
Block
A_STBY_B
R_Audio
L_Audio
A_NG_B
+3.3V
Left
IC3754 SDA
SCL
A3 EEP ROM
50 ADDRESS
AD2 CN1502
V+5V V+60V
IC1501 ASSY
LVDS Receiver
(PEE002A-K)
Resonance Resonance Resonance
Block Block
V+ADR3 V+ADR2
CLK/LE/HBLK/LBLK
R/G/B
IC1553 IC1552
Driver IC Driver IC
4
Block
V+ADR1
IC1551
Driver IC