Pioneer PDP-505HD Service Manual page 35

5
Q3714
R3768
R3769
YSUS-MSK
R3772
R3773
2
Q3716
IC3713
R3781
2 7
4 5
R3788
Q3721
R3774
–RESET BLOCK
5
6
+5V For
Logic Block
+12V
O. C DET.
PD
Q3701
DET.
R3708
R3710
Q3704
R3709
VCP BLOCK
IC3700
D3700
I + 5V
REG.
R3705
R3712
SUS
Q3719
GND
R3784
R3776
R3777
D3713
D3717
PSUS
To SCAN MODULE
Copper Plate
6
7
SUSTAIN BLOCK
PDP Pulse Module
VCC
16
SUS-B
20
SUS-U
VDD
18
SUS-D
14
SUS-G
PDP Pulse Module
VCC
16
SUS-B
20
SUS-U
VDD
18
SUS-D
14
SUS-G
Q3703
TP3700
VCP
O
G
IC3706
R3714
18
5
17
IC3703
16
15
14
13
12
11
IC3701
D3709
R3734
7
PDP-505HD
IC3702
(STK795-450)
VSUS
(175V)
1
VSUS
175V
0V
40
SUSOUT
26
21
24
VSUS/2
32
SUSGND SUS
GND
SUS
GND
IC3707
(STK795-450)
VSUS
(175V)
1
VSUS
175V
0V
40
SUSOUT
26
21
24
VSUS/2
32
SUSGND SUS
GND
SUS
GND
IC3704
7
5
R3793
R3794
7
R3793
5
R3794
R3796
R3795
7
5
IC3708
R3795
7
R3796
5
IC3709
SUSTAIN MASK BLOCK
8
A
B
K3716
PSUS
C
Q3706
Q3712
D
35
8