A2Fu (1/2) Board - Sony KDE-37 Service Manual

(2) A2FU (1/2) BOARD

B
TO
A1U BOARD
CN306
C
TO
G2F BOARD
CN6004
J
TO
G2F BOARD
CN6008
F
TO
G2F BOARD
CN6009
Q2015-2018
CN8209
Y BUFFER
MAIN-Y/CV 1
R-Y
MAIN-CR 3
B-Y
MAIN-C/CB 5
5 8
TO 2/2 TO 2/2
CN2005
AC_RLY 3
P_SW 4
STBY5V 6 STBY5V
7
+B_OVP 7 TO 2/2
PS_PROT 8
POW_CTL 9
Q2001
PANEL_ON 10
Q2002
FAN_ERR 11 7
6
FAN_DRV 12 TO 2/2 19
THRMO_G 13
CN2001
SUB6.5V
3
SUB6.5V
4
8
SUB11V
10 SUB11V
19
CN2004
ATSC5V 3 ATSC5V
5
SW9V SW9V
6
Q2008
Q2009
1
9
TO 2/2
TO 2/2
TO 2/2
IFT_BINT
11
TO 2/2 SET_ON
1
TO 2/2
Q2004
IC2001
Q2003
DC-DC CONV.
D2013
9
D2011
OUT2
11
OUT1
DTC2
STB
Q2014
IC2002
Q2006
DC-DC CONV.
D2014
2.5V
11
D2016
OUT1
9
STB OUT2
IC2004
A2FU(1/2)
3
9V
ATSC9V
REG
(POWER SUPPLY)
ATSC11V
CN8203
B-Y
A1,A7 I_MAIN_C
Y
A3 I_MAIN_CV
R-Y
A5 I_MAIN_R
A9 I_MAIN_G
3
A14 I_USBCONNECT
A15 I_USBDMNS
A17 I_USBDPLS
2
A19 I_UAETTXD1
A21 I_UARTRXD1
B2 B_INT
B5 SET_ON
SCL_1 B6 SCL_1
B7 D_OVP
SDA_1 B8 SDA_1
B20 I_UARTTXDP
I
B22 I_UARTRXDP
A24
TO
B24
SW2.5V SW2.5V DIC3 BOARD
A25
CN4000
B25
A27
B27
SW3.3V
A28
B28
A30
SW5V SW5V
B30
A33
B33
SUB6.5V SUB6.5V
A34
B34
A31 SYSTEM RST
CN8206
1
STBY5V STBY5V
2
5
SW9V SW9V
7
9
D5V
12
D
15
A5V TO
A1U BOARD
18
CN010
24
3.3V
25
27
11V 11V
28
30 AC_RLY
KDE-37XS955/42XS955 (UC) 3-2