Overall Block Diagram (1/2) - Pioneer PDP-LX5080D Service Manual

1

4.3 OVERALL BLOCK DIAGRAM (1/2)

50F ADDRESS L ASSY
DRIVER IC DRIVER IC
A
IC1651
IC1661
CLK / LE / HBLK / LBLK
R/G/B
VADR3
VADR1 VDDLS1 VADR2 VDDLS2
RESONANCE RESONANCE RESONANCE
BLOCK BLOCK
IC1601
LVDS
V+60V
V+3.3V
Receiver
AN/P BN/P
CN/P DN/P
CLKN/P
AD2 AD1
CN1601 CN1602
B
50F SCAN B ASSY
(HIGH-SIDE_LOW)
50F SCAN A ASSY
(HIGH-SIDE_HIGH)
VH IC5V
Scan Signal
Scan IC
PSUS
IC2804
VH IC5V
Scan IC
IC2803
VH IC5V
Scan IC
IC2802
VH
IC5V
Scan IC
IC2801
SA1
C
VH IC5V
SB2
Scan IC
IC2904
VH IC5V
Scan IC
IC2903
VH
IC5V
Scan IC
IC2902
VH IC5V
Scan IC
IC2901
SB1
VH IC5V
Scan Signal
SC1
Scan IC
PSUS
IC3004
IC5V
VH
Scan IC
IC3003
VH IC5V
Scan IC
IC3002
VH IC5V
Scan IC
IC3001
SC2
D
VH IC5V
SD1
Scan IC
IC3104
VH IC5V
Scan IC
IC3103
VH IC5V
Scan IC
IC3102
VH IC5V
Scan IC
IC3101
50F SCAN D ASSY
(LOW-SIDE_LOW)
50F SCAN C ASSY
(LOW-SIDE_HIGH)
E
AD2
AD1
CN1801
CN1802
AN/P BN/P
CN/P DN/P
CLKN/P
V+3.3V
IC1801
LVDS
Receiver
RESONANCE RESONANCE
BLOCK BLOCK
VDDLS3 VADR3 VDDLS2 VADR2
CLK / LE / HBLK / LBLK
R/G/B
F
DRIVER IC DRIVER IC
IC1871 IC1861
50F ADDRESS S ASSY
24
1
2
50F ADDRESS L ASSY
DRIVER IC DRIVER IC DRIVER IC
IC1651
IC1671 IC1681
CLK / LE / HBLK / LBLK
R/G/B
VADR4 VDDLS4
VDDLS3 VADR1 VDDLS1
RESONANCE RESONANCE
BLOCK BLOCK BLOCK
V+60V
AD2
CN1601
50F Y DRIVE ASSY
VSUS
+16.5V
SUS
RST-D
BLOCK
BLOCK
VC_P
VYPRST
PRST
BLOCK
VC_U +16.5V
RESONANCE
PSUS
BLOCK
MSK-S
VC_S VC_S
Y 2
Scan Signal
VH
VH
IC5V IC5V
VSUS
SUS
Scan Signal
BLOCK
VH VH
IC5V IC5V
Y 3
VC_U VSUS
+16.5V
PSUS
SUS
RESONANCE
BLOCK
BLOCK
VKNOFS1
+16.5V
VKNOFS3
VSUS
KNOFS1
KNOFS3
BLOCK
SUS
BLOCK
IC5V
Photo Coupler
BLOCK
V+60V
RESONANCE RESONANCE RESONANCE
BLOCK BLOCK BLOCK
VDDLS3
VDDLS1 VADR1 VDDLS4 VADR4
DRIVER IC DRIVER IC
DRIVER IC
IC1681
IC1851
2
3
DRIVER IC DRIVER IC DRIVER IC
IC1661 IC1671 IC1681
VADR3 VADR4 VDDLS4
VADR2 VDDLS2 VDDLS3
RESONANCE RESONANCE RESONANCE
BLOCK BLOCK BLOCK
IC1601
LVDS
V+3.3V
Receiver
AN/P BN/P
CN/P DN/P
CLKN/P
AD1
CN1602
Y 6
+8V
+3.3V VADR
Y 7
+8V
VC_S
+3.3V VADR
+16.5V VKNOFS4
VADR
+3.3V +8V
KNOFS4
SOFT-G
REG
BLOCK
REG
+5.1V
12V
VSNOFS Y 5
+16.5V VKNOFS2
VC_S
+5V
SNOFS
+16.5V VSUS
KNOFS2
REG
Drive Signal
BLOCK
+6.5V
Y 4
+16.5V
+5V
Drive Signal
SUS
PreDrive
Drive Signal
LOGIC
BLOCK
VYPRST
VSNOFS
VKNOFS1
VH
Y 1
MAIN
VSUS
DC/DC
CONV.
VKNOFS2 VKNOFS4
VKNOFS3
+16.5V VC_S VC_U +16.5V IC5V VC_P
+3.3V VADR
+8V
15V IC5V/VF
Y 8
DC/DC
DC/DC
CONV.
CONV.
+3.3V VADR
+8V
Scan Signal
Y 9
AD1 AD2
CN1602
CN1601
AN/P BN/P
CN/P DN/P
CLKN/P
IC1601
V+3.3V
V+60V
LVDS
Receiver
RESONANCE RESONANCE
BLOCK BLOCK
VDDLS2 VADR2 VDDLS1 VADR1
VADR3
CLK / LE / HBLK / LBLK
R/G/B
DRIVER IC DRIVER IC
IC1671 IC1661 IC1651
50F ADDRESS L ASSY
PDP-LX5080D
3
4
+16.5V
+6.5V
VSUS
+16.5V
+6.5V
+12V
+5.1V
+60V
+12V
+5.1V
+16.5V
+5.1V
DRF_SW_B
M_SW_DET
EXT_PD
VSUS_ADJ
PS_PD
RELAY
DRF_B
AC_DET
PD_TRIG_B
+16.5V
+12V
+6.5V
+5.1V
STB5.1V
STB3.3V
+35V
M_SW_DET
AC_DET
US_SW
STB5.1V
+12V
STB3.3V
AC_DET
50F DIGITAL ASSY
V+3V_EE
V+2_5V_D
V+1_2V_D
1.2V
REG.
RELAY2
V+2_5V_D V+1_8V_D
1.8V
REG.
VH_UV_PD,
YDRIVE_PD,
YRESNC_PD,
YDD_CHV_PD,
IC5V_UV_PD
VOFS_ADJ,YPRST_ADJ, SCL,
XKNOFS1_2_ADJ, SDA
DAC
XKNOFS3_ADJ,XKNOFS4_ADJ,
SCAN,YSUS
STOP_SQ
Pulse
Width
ADR PD MSK
MASK
OR
LVDS
Flash Memory
IC3302
V+3VACTV
A B C
4
SECONDARY
T401
T402
IC202 152
Q203
+B for RELAY
DRIVE
P10
D24
Vsus_ADJ
PD_TRG_B, AC_DET, M_SW_DET
V+3_3V_D
V+2_5V_D
DC-DC
CONVERTER
BD8602FV
IC3801
V+1_1V_D
SCL,
SDA
DAC
SQ_NON
Pulse
Width
ADRS PD
V+1_2V_D
V+3_3V_D
V+1_1V_D
V+1_8V_D
V+3_3V_D
UART
LVDS
Reciever
IC3201
INP_MUTE
D11
D