Ssb: Backlight Control (B5B); Ssb: Otc-Flash (B5C) - Philips 3122 785 14580 Service Manual

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Circuit Diagrams and PWB Layouts
SSB: Backlight Control
2063 C3
3023 C1
3030 B2
3036 B4
3070 C3
3022 B1
3028 B2
3032 B2
3037 C4
7020 B2
1
2
BACKLIGHT CONTROL
B5B
A
+5V_CON
+5V_CON
*
*
B
*
B5a
IC52
3028
PWM_BACKLIGHT
7020
BC847BW
4K7
*
C
D
8204 000 8482.1
1
2
FTP2.4E AA
7.
7021-1 B4
9019 C4
IC50 B4
IC52 B2
7021-2 B4
FC72 B4
IC51 B3
3
4
B5B
+8V_CON
*
RES
IC50
7021-1
BC847BPN
*
IC51
10K
FC72
BC847BPN
ANTI-MOIRE
7021-2
*
)
3032
(
BACKLIGHT
CONTROL
*
*
9019
*
*
*
F_15460_021.eps
3
4
EN 52
SSB: OTC-Flash
1402 C1
2C01 B3
3C01 A2
1404 B1
2C02 E3
3C03 B2
2C00 A2
3C00 A2
3C04 D2
1
OTC-FLASH
B5C
A
A
B
B4
B
SSSS8
1404
C
1402
SSSS8
C
SWITCH
D
FOR SOFTWARE
DOWNLOAD
D
070405
E
b5c(2x)
b5a(3x),c(2x)
b5a,c(2x)
b5a(3x),c(2x)
b5a,c(2x)
F
b5a,c(2x)
8204 000 8482.1
1
3C05 D2
3C06-3 C4
3C07-2 C4
3C08 B2
3C06-1 B4
3C06-4 C4
3C07-3 C4
7017 B1
3C06-2 C4
3C07-1 C4
3C07-4 D4
7018 B3
2
3
+3V3_INTOTC
3C01
EAn
3V3
10R
+3V3_INTOTC
7017
7018
74LVC245APW
PDTC144EU
1
3EN1
SW_OE
FC71
3EN2
19
0V1
G3
SWITCH
b5a,c(2x)
b5a,c(2x)
ROM_OE
2
18
SW_OE
1
SW_CS
b5a,c(2x)
b5a,c(2x)
2
3
ROM_CS
17
SW_CS
b5a,c(2x)
b5a(3x),c(2x)
RAM_OE
4
16
EP_OE
EP_OE
FC65
b5a,c(2x)
5
RAM_CS
15
EP_CS
b5a(3x),c(2x)
b5a,c(2x)
6
WE
14
EP_WE
EP_CS
b5c(2x)
7
13
WP
SW_WE
b5a,c(2x)
8
12
VPP-EPG
EP_WE
b5c(2x)
9
VCCW
11
VPP-SW
b5a,c(2x)
SW_WE
b5a,c(2x)
VPP-EPG
b5a,c(2x)
VPP-SW
3C05
470R
10K
+3V3_INTOTC
3C04
7019
74LVC245APW
1
3EN1
3EN2
3V3
19
G3
SWITCH
b5c(2x)
2
18
VCCW
VPP-EPG
1
2
3
17
4
16
FC64
WP
5
15
WE
RAM_CS
6
14
RAM_OE
7
13
ROM_CS
8
12
FC63
ROM_OE
9
11
FC62
2
3
7019 E3
9C02 D1
FC64 F3
9C00 A2
FC62 F3
FC65 C1
9C01 C1
FC63 F3
FC71 C2
4
B5C
A
B
B5a,c
b5a,c(2x)
3C06-1
ROM_OE
10R
b5a,c(2x)
3C06-2
ROM_CS
b5a(3x),c(2x)
10R
3C06-3
RAM_OE
C
b5a,c(2x)
3C06-4
10R
RAM_CS
b5a(3x),c(2x)
10R
3C07-1
WE
b5c(2x)
3C07-2
10R
WP
b5c(2x)
10R
3C07-3
WP
b5c(2x)
3C07-4
10R
VCCW
10R
D
E
b5a,c(2x)
VPP-SW
b5a,c(2x)
EP_WE
b5a,c(2x)
b5a,c(2x)
SW_WE
SW_CS
b5a,c(2x)
b5a,c(2x)
SW_OE
EP_CS
b5a,c(2x)
b5a,c(2x)
EP_OE
F
F_15460_022.eps
080405
4

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