Pioneer PDP-505PG Service Manual page 25

5
DRIVER IC DRIVER IC DRIVER IC
IC1551 IC1552 IC1553
V+5V
V+3V_IC5
V+3V_LVDS V+3V_PLL
IC1501
AD1
CN1501
P4
VSUS
T5
+6.5V
T4
+16.5V
M601
VSUS_
P3
CONT
T2
P5
+6.5V
VADR
T3
P2
T1
Vsus_ADJ.
+12V
PS.PD
SECONDARY
EXT.PD
RELAY
STB
+6.5V
3.3V
P1 P6
CN4001
R1
V+3V
STB3.3
V+6.5V
ACTV
MUTE
R4
DCLK, DE
HD, VD
TMDS RECEIVER
IC4202
RA IN, GA IN, BA IN
RB IN, GB IN, BB IN
EEPROM
for Backup
B_SDA
B_SCL
DDC
TMDS
R3
CN4003
DVI CONNECTOR
CN1501
AD1
IC1501
V+3V_LVDS V+3V_PLL
V+3V_IC5
V+5V
DRIVER IC DRIVER IC DRIVER IC
IC1551 IC1552 IC1553
5
6
DRIVER IC DRIVER IC DRIVER IC
IC1554 IC1555 IC1551
V+5V
V+9V V+60V
V+ADR
RESONANCE
BLOCK
50 ADDRESS ASSY
Switching
Q14
M341
Switching
Q13
RC1
PFC
+390V
Q11
Q1,Q2
Switching
RL1
Q12
Switching
D133
LIVE
D31,D32
M1
Switching
NEUTRAL
RELAY
PRIMARY
& PD
POWER SUPPLY UNIT
PANEL IF ASSY
R7
V+6.5V
A_SCL,A_SDA,SRS
FOCUS,TRUBASS
FET SW
A_MUTE
ST_BY
A_NG
Bus
Buffer
AUDIO L
AUDIO R
LED_R,G
KEY
REM
Bus
Buffer
STB R8
V+3V_STB
_MT
R2
CN4002
MDR CONNECTOR
50 ADDRESS ASSY
RESONANCE
BLOCK
V+ADR
V+9V V+60V
V+5V
DRIVER IC DRIVER IC
IC1554 IC1555
6
7
DRIVER IC DRIVER IC DRIVER IC
IC1552 IC1553 IC1554
V+3V_IC5
V+3V_LVDS V+3V_PLL
IC1501
50 ADDRESS ASSY
AD1
CN1501
50 X DRIVE ASSY
X2
DC_DC
VSUS
CONV
BLOCK
+6.5V
REGULATOR
P7
Drive
+5V
Signal
X1
+16.5V
RESONANCE
LOGIC
BLOCK
BLOCK
Drive
Signal
CN3504
+16.5V
A4
A1 +9V +9V
L,R L,R
WOW IC VOL IC
IC3501 IC3502
HD AUDIO AMP ASSY
PANEL
LED
ASSY
L1
KL2 KL1 SW1
KEY CONTROL PANEL KEY
ASSY ASSY
CN1501
AD1
IC1501
V+3V_LVDS V+3V_PLL
V+3V_IC5
DRIVER IC DRIVER IC DRIVER IC DRIVER IC
IC1551 IC1552 IC1553
PDP-505PE
7
8
DRIVER IC
IC1555
V+9V V+60V
V+ADR
RESONANCE
BLOCK
S1
MAIN POWER
AC INLET
LIVE
NEUTRAL
X CONNECTOR
A ASSY
V_RN
+5V
VSUS +16.5V +5V
PSUS
MASK MOD
IC1203
SUS
OUT
+5V
+16.5V
V_RN
-RESET
PULSE
BLOCK
SUS
OUT
VSUS +16.5V +5V
MASK MOD
IC1207
PSUS
X CONNECTOR
B ASSY
+16.5V A3 SP2 SP1
L,R L,R L,R L,R
POWER AMP
IC3504
HD SP TERMINAL
ASSY
PANEL IR
ASSY
RE1
50 ADDRESS ASSY
RESONANCE
BLOCK
V+ADR
V+9V V+60V
DRIVER IC
IC1554 IC1555
8
A
B
C
D
E
F
23