Pioneer PDP-4280HD

PDP-4280HD
24
1
2
3
4
1234
C
D
F
A
B
E
4.3 OVERALL BLOCK DIAGRAM (1/2)
42 ADDRESS
ASSY
DRIVER IC
IC1552
DRIVER IC
IC1553
DRIVER IC
IC1554
DRIVER IC
IC1551
CLK / LE / HBLK / LBLK
R/G/B
42 ADDRESS
ASSY
DRIVER IC
IC1552
DRIVER IC
IC1553
DRIVER IC
IC1554
DRIVER IC
IC1551
VADR1VADR2
VADR3
RESONANCE
BLOCK
RESONANC E
BLOCK
RESONANCE
BLOCK
RESONANCE
BLOCK
VADR4
AD2
CN1502
AD1
CN1501
VADR
V+8V
V+5V
IC1501
LVDS
Receiver
V+3V
AN/P BN/P
CN/P DN/P
CLKN/ P
AD2
CN1502
AD1
CN1501
VADR
V+8V
V+5V
IC1501
LVDS
Receiver
V+3V
AN/P BN/P
CN/P DN/P
CLKN/ P
CLK / LE / HBLK / LBLK
R/G/B
VDDLS1VDDLS2
VDDLS3
VDDLS4 VADR1VADR2
VADR3
RESONANCE
BLOCK
RESONANC E
BLOCK
RESONANCE
BLOCK
RESONANCE
BLOCK
VADR4 VDDLS1VDDLS2
VDDLS3
VDDLS4
SSccaann IICC
IC2901
SSccaann IICC
IC2902
SSccaann IICC
IC2903
SSccaann IICC
IC2904
SSccaann IICC
IC2905
SSccaann IICC
IC2906
SSccaann IICC
IC2801
SSccaann IICC
IC2802
SSccaann IICC
IC2803
SSccaann IICC
IC2804
SSccaann IICC
IC2805
SSccaann IICC
IC2806
PSUS
Scan Signal
Scan Signal
PSUS
VH
IC5V
SA1
SB1
VH
IC5V
VH IC5V
VH IC5V
VH
IC5V
VH IC5V
VH IC5V
VH
IC5V
VH IC5V
VH IC5V
VH
IC5V
VH IC5V
Y 1
Y 3
PSUS
PSUS
Scan Signal
VH
IC5V
IC5V
VADR
Y 5
Y 6
VADR+5V
Y 7
VADR+5V
+16.5V
IC5V/VF
DC/DC
CONV.
IC5V VF_P
+16.5V
15V
DC/DC
CONV.
VF_S VF_U
+5V
LOGIC
BLOCK
Drive Signal
VSUS
VYPRST
VSNOFS
VKNOFS2
VKNOFS3
VKNOFS4
VKNOFS1
MAIN
DC/DC
CONV.
VH
VH
IC5V
Y 2
Photo Coupler
BLOCK
+16.5V
+5V
VSUS
+6.5V
Y 4
REGULATOR
VSUS
SUS
BLOCK
VSUS
SUS
BLOCK
VSUS
SUS
BLOCK
SUS
PreDrive
+16.5V
VF_S
H-MSK
VF_S
L-MSK
+16.5
KNOFS1
KNOFS3
BLOCK
VKOFS1
VKOFS3
RESONANCE
BLOCK
VF_U +16.5V
Drive Signal
VF_P
PREST
BLOCK
VYPRST
RST-D
BLOCK
+16.5V
+16.5
KNOFS4
SOFT-G
BLOCK
VF_S
VKNOFS4
+16.5
SNOFS
KNOFS2
BLOCK
VSNOFS
VKNOFS2
VF_S
Drive Signal
SUSOUT
MSK-S
Gate Signal
42 Y DRIVE ASSY
: Wire harness
42 SCAN B ASSY
(HIGH SIDE)
42 SCAN A ASSY
(LOW SIDE)
S
_
_
_
_
_
PSIZE
RST _SQ
VKNOFS1 _2_ADJ VKNOFS3 _ADJ VKNOFS4 _ADJ VOFS _ADJ VYPRST_ADJ
D20
SCN5V PD
VD SCAN PD
YDD PD
SQ_NON YSUS PD
WE_SQ YDRV PD INP _MUTE PSW2
ADRS _PD SUS _ MUTE
TXD MD RXD MD SCN5V _PD REQ MD SCAN _PD
YDD _PD
MSEL YSUS _PD
YDR V _PD XKNOFS2 _ ADJ
XKOFS1 _ADJ
XDD _ PD XDD PD
D19
XSUS _PD XSUS PD
MODE XDRV _PD XDRV PD MODEL PSW2
V+3VACTV SUS_MUTE
V+3VACTV
PD _MUTE _ B
TEMP1
V+3VACTV
E_SDA E_SCL
DRF_B RELAY
M_SW _DET
RST MD
RST2
PS PD
PD
TRG
EEPRST
BUSY
RXD1
TXD1
CLK1
CNVS
AC _D E
V+3VEEP V+3VACTV V+3VACTV
D22
V+3VACTV
V+3V_D RST
RST2 V+3VACTV V+3VEEP
V+3VACTV
PD_TRG_B DRF_SW
V+12V
V+3V _ D V+1V _D
PS _PD DRF _B M_SW_DET EXT _ PD
V+3VEEP V+3VEEP AC _DET V SUS_ADJ
V+12V V+8V
TEMP1
ESDA
ESCL
V+12V
V+3VEEP V+3VEEP
D24
TE1
D21
IICC 33115511
MMOODDUULLEE UUCCOOMM
MM3300662200FFCCSSGGPP
IC3 305
RESET IC
PST 3628U
PD_MUTE
CN3152
FLASHWRITE CONCT
IC3 156
EEPROM
BR24L04F J
EEP RST
IC 3306
Flash ROM
IC3 602
DD -C ONV
BD9302FP
IC3 601
8V RE G
BA80B C0WFP
PULL UP
PULL UP
OR
AND
AND
OR
INV INV
IC3302
RESET IC
PST3628U
IC3307
SRAM
IC3651
SENSOR
IC3652
EEPROM (Backup)
42 DIGITAL ASSY
SENSOR
ASSY
: FFC