Pioneer BDP-440 Service Manual page 27

5
ZD3 ZD3
R671 R671
BZX79C2V7 BZX79C2V7 10K 10K
-20.5V
VCC
R167 R167 100 100
C19 C19
0.1uF/50V/X7R 0.1uF/50V/X7R
VSTB
VCLK
VDATA
SW1 SW1
TAC020 TAC020
SW2 SW2
TAC020 TAC020
SW3 SW3
TAC020 TAC020
5
6
VFD2 VFD2
VFD-54 VFD-54
F-
CE605 CE605
10uF/50V 10uF/50V
33
GR2
34
GR3
35
GR4
36
GR5
37
GR6
38
GR7
39
GR8
40
GR9
41
GR10
42
GR11
43
GR12
44
GR13
45
GR14
46
GR15
47
GR16
-20.5V 48
VEE
C1 C1
R1 R1
47pF/50V/NP0 47pF/50V/NP0
VDD
C2 C2
3.3K 3.3K
1uF/16V/Y5V 1uF/16V/Y5V
R25 R25 R26 R26 R27 R27
10K 10K 10K 10K 10K 10K
VDD
+12V
R23 R23 1K 1K
R24 R24 1K 1K ZD1 ZD1 C39 C39
C24 C24
4.7uF/16V/Y5V 4.7uF/16V/Y5V
0.1uF/50V/X7R 0.1uF/50V/X7R
BZX79C5V1 BZX79C5V1
6
B
F
FRONT BOARD ASSY
(BDP-440 : 08-BDP440-FV0-TL)
(BDP-52FD : 08-BDP440-FV2-TL)
11
SG15
12
SG16
13
SG17
14
SG18
15
SG19
16
SG20
17
SG21
18
SG22
DRIVER_VFD_PT6302 DRIVER_VFD_PT6302 19
SG23
20
SG24
21
SG25
22
SG26
23
SG27
24
SG28
25
SG29
26
SG30
U1 U1
+12V
R2 R2
2.2K 2.2K
R7 R7 R15 R15
2.2K 2.2K 2.2K 2.2K
LED1 LED1
LED_RED LED_RED
PQLS LED
C37 C37
47pF/50V/NP0 47pF/50V/NP0
Q8 Q8
R12 R12 1K 1K
NPN_3DG3904M NPN_3DG3904M
LED1,LED2(BDP-LX55):Blue
BDP-440
7
F+
+12V
R13 R13
2.2K 2.2K
LED2 LED2
LED_RED LED_RED
HDMI LED
Q9 Q9
R14 R14 1K 1K
NPN_3DG3904M NPN_3DG3904M
7
8
A
B
C
D
R18 R18
2.2K 2.2K
C38 C38
47pF/50V/NP0 47pF/50V/NP0
E
F
B
F
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