Overall Block Diagram (2/2) - Pioneer PDP-507CMX Service Manual

1

4.4 OVERALL BLOCK DIAGRAM (2/2)

SCAN B ASSY
(HIGH SIDE)
A
VH IC5V
Scan Signal
Scan IC
PSUS
IC2901
VH IC5V
Scan IC
IC2902
VH IC5V
Scan IC
IC2903
VH IC5V
Scan IC
IC2904
VH IC5V
Scan IC
IC2905
VH IC5V
Scan IC
IC2906
B
SB3
SB2
VH
IC5V
SA2
VH IC5V
Scan SA3
Signal
Scan IC
PSUS
IC2801
VH IC5V
Scan IC
IC2802
VH IC5V
Scan IC
IC2803
VH IC5V
Scan IC
IC2804
VH IC5V
Scan IC
C IC2805
VH IC5V
Scan IC
IC2806
SA1
SCAN A ASSY
(LOW SIDE)
J
A
B
C
D
D
H
E
LVDS ASSY
F
G
E
50 ADDRESS L ASSY
V+8V
RESONANCE RESONANCE
BLOCK BLOCK
VDDLS6 VADR6 VDDLS5 VADR5
CLK / LE / HBLK / LBLK
R/G/B
F
DRIVER IC DRIVER IC
IC1656 IC1655
48
1
2
Y SUB DRIVE ASSY
+5V VSUS +16.5V
PSUS
MASK
BLOCK
Y9
Y8 VOFS
VH Vprst
VSUS
VH DC/DC CONV. OFFSET
+RESET
BLOCK
BLOCK
Vprst
PSUS
Vprst Reg.
VOFS +16.5V
VOFS
+5V VSUS +16.5V
DC/DC
CONV.
MASK
BLOCK
VSUS
+5V
+6.5V
REGULATOR
+16.5V
+5V +16.5V
Y4
+5V
RESONANCE
BLOCK
+5V VSUS +16.5V
LOGIC
PSUS BLOCK
DK MOD.
(IC2107)
MASK
BLOCK
+16.5V
SOFT-D
BLOCK
VH IC5V +16.5V
IC5V/VF
IC5V
IC5V
DC/DC
VF
CONV.
5V
Photo Coupler
Scan Signal
BLOCK
Y3
60V
Y MAIN DRIVE ASSY
AD1
AD2
CN1601
CN1602
V+3V
AN/P BN/P
CN/P DN/P
IC1601
CLKN/P V+5V V+60V
LVDS
Receiver
RESONANCE RESONANCE RESONANCE
BLOCK BLOCK BLOCK
VDDLS4 VADR4 VDDLS3 VADR3 VDDLS2 VADR2
DRIVER IC DRIVER IC DRIVER IC
IC1654 IC1653 IC1652
2
3
Y12
60V
IC3651
MM1522XU
SENSOR IC
Y1
Y2
+12V
IC302
+6V +16.5V to 12V
+7V
IC301
STB3.3 to +7V
+3.3V
IC303
+5.1 to +3.3V
+2.7V
IC305
+12V
+16.5 to +12V
Alarm
Detect
CN312 CN313 CN315
FAN (3)
FAN (2)
AN/P BN/P
CN/P DN/P
V+8V
RESONANCE RESONANCE
BLOCK BLOCK
VDDLS1 VADR1 VDDLS5 VADR5
CLK / LE / HBLK / LBLK
R/G/B
DRIVER IC
DRIVER IC
IC1855
IC1651
PDP-507CMX
3
4
V+3VPT
TE1
SCL
IC3652
BR24L02FJ
SDA
EEPROM IC
TEMP1
Buffer
SENSOR ASSY
DD ASSY
IC306
+12 to +10V
AD1
AD2
CN1801 50 ADDRESS S ASSY
CN1802
V+3V
CLKN/P
IC1801 V+5V V+60V
LVDS
Receiver
RESONANCE RESONANCE RESONANCE
BLOCK BLOCK BLOCK
VDDLS4 VADR4 VDDLS3 VADR3 VDDLS2 VADR2
DRIVER IC DRIVER IC DRIVER IC
IC1854 IC1853 IC1852
4
RESONANCE
BLOCK
VDDLS1 VADR1
DRIVER IC
IC1851