Sony BDP-BX1 Service Manual page 41

Q Q
3 7 6 3 1 5 1 5 0
4-10. IFD-003 BOARD (FAN) SCHEMATIC DIAGRAM (3/3) • See page 5-8 for printed wiring board.
- Ref. No.: IFD-003 board; 20,000 series -
1 2
IFD-003 BOARD (3/3)
A FAN
XX MARK:NO MOUNT
NO MARK:PB MODE
:IMPOSSIBLE TO MEASURE

CN501
3P
M501
(FAN)
FAN_OUT 3
M
JL502
FAN_DET 2
B
GND 1
C
JL503
D
T E
L 1 3 9 4 2 2 9 6 5 1 3
C503
1
E
CN502
XX
FAN_OUT 3
JL501
FAN_DET 2
GND 1
F
G
JL504
w w w
H
C504
XX
.
05
3 4 5
C505
100p
3 2 1
IC501 2SA1832F-Y/GR(TPL3)
FAN CONTROL
IC501
TK11100CSCB-G Q505, Q507
B+ SWITCH
4 5 6
R501
150k
0.5%
R502
R503
20k
6.8k
0.5%
0.5%

0
R504
C501
C507 5.6k
Q501
1
0.01 0.5%
MUN2213T1
Q501, Q503
FAN SPEED CONTROL
C506
XX
3 2 1
IC502
XX
4 5 6
R505
XX
R506
R507
XX
XX
C502 C508 R508
x a o Q502
XX
XX XX
y
XX
i
http://www.xiaoyu163.com
8
6 7 8
IFD-003
UNSW12V
(1/3)
FAN_DET1
FAN_CONT0
0.1 12.4
Q505
R513
4.7k

R511
4.7k
Q507

DTC114EUA-T106
0

0
FAN_CONT2
Q Q
3 7 6 3
Q503
MUN2213T1
FAN_CONT1
FAN_DET2
Q506
R514
XX
XX
R512
XX
Q508
XX
Q504
XX
u 1 6 3
GND
.
-10
2 4
9 9
9 10
UNSW3.3V
IFD-003
(1/3)
(2/3)
UNSW5.8V
LED_DIMMER
FLD_PCONT
FLD_SCK
FLD_SDO
FLD_STB
LED1
KEY1
KEY2
IFD-003
(2/3)
KEY3
SIRCS_IN
IFD-003
(2/3)
Q510
RT1N140M-TP-1
0
1 5 1 5 0 8 9 2 4
LED0
3.3
0
R509
0
3.3
Q509
RT1N140M-TP-1
GND
Q509, Q510
LED DRIVE
TEMP
SYSCON_RST
START_BIT
SYSCON_REQ
XIF_CS
PCONT2
IFD-003
(2/3)
PCONT4
HDMI_PCONT
IF_SDO
IF_SDI
IF_SCK
m
CEC
c o
IFD-003
PCONT3
(1/3) (2/3)
BDP-BX1/S350
2
8 9 9
11 12
CN504
17P
1 IT_3.3V
2 GND
3 FR_6V
4 FR_6V
5 GND
6 LED_DIM
7 FLD_PCONT
FR-294
8 LED_CK
BOARD
9 GND CN701
(SEE PAGE 4-7)
10 LED_DT
11 FLD_STB
12 LED 24P
13 KEY 1
14 KEY 2
15 KEY 3
16 GND
17 SIRCS
CN505
5P
1 LED0_BD_K
9 8 2 9 9
FC-096
2 LED0_BD_K
BOARD
3 LED0_BD_K CN301
(SEE PAGE 4-5)
4 LED0_BD_A
5 LED0_BD_A
CN503
19P
1 TEMP
2 GND
3 XIF_RST
4 IF_START_BIT
5 SYSCON_REQ
6 GND
7 XIF_CS
8 PCONT2
MB-124
9 PCONT3
BOARD
(9/11)
10 PCONT4
CN904
11 HDMI_PCONT
(SEE PAGE 4-19)
12 IF_SDO
13 GND
14 IF_SDI
15 GND
16 IF_SCK
17 GND
18 CEC
19 GND
GND