Philips PB52.1HU LA Service Manual page 77

Circuit Diagrams and PWB Layouts
SSB: Pacific 3: Display Interfacing
1 2 3
PACIFIC 3: DISPLAY-INTERFACING
B10B
A
9G52
RES
7G52
IG51
9G77 SI4835BDY
+12V
RES
7G54
B
SI3441BDV
9G78
IG52
3G59
9G79
+5V-ON
RES
47K
3G63 2G57 3G64
9G80
RES
IG54
47R 1u0 47K
IG53
6G50
C
BZX384-C5V6
VDISP-SWITCH
3G71
CTRL4-P3
100R
D
3G60
CTRL1-MIPS_LCD-PWR-ON
100R
3G80
CTRL1-FPGA
47R
3G81
CTRL2-FPGA
47R
3G84
CTRL3-FPGA
47R
3G85
CTRL4-FPGA
E
47R
IG59
3G86
CTRL1-MIPS_LCD-PWR-ON
47R
FG58 3G88
CTRL3-STBY_POWER-OK-DISP
47R
IG61
3G89
CTRL5-STBY_BACKLIGHT-BOOST
47R
IG62
3G91
CTRL1-STBY_LAMP-ON
47R
IG63
3G93
F CTRL2-STBY_BACKLIGHT-CTRL_RESET-P3
47R
FG59 3G96
CTRL4-STBY_SELECT-PWM-ANA
47R
3G98
ON-MODE
100K
G
I2C-BUFFER
5G50
+5V-ON
120R
5G51 IG70
+3V3
120R
7G50
H 8
PCA9515A
VCC
IG71
3 SDA0 SDA1
SDA-SSB-MUX1
SCL-SSB-MUX1 2 SCL0 SCL1
5 EN
NC
GND
4
I
9G53
9G54
3139 123 6309.3
1 2 3
PB52.1HU LA
4 5 6
5G55 FG50
BACKLIGHT-OUT
VDISP
220R
5G56
2G54
220R 100n
6G51
FG51 3G56 FG52
2K2 SML-310
IG55
7G55
BC847BW
IG56
3
3G67
1
IG57
10K
2
3G72
IG58
+3V3
+3V3
4K7
FG54
CTRL-DISP1
FG55
CTRL-DISP2
FG56
CTRL-DISP3 CPU-GO
FG57
CTRL-DISP4 PDP-GO
RESERVED
NOTE : CAN BE
CAPACITOR OR
WIRE BRIDGE
+3V3-STANDBY
IG65
7G57
BC847BW
2G50
100n
IG81
9G50
6G52-1
6G52-2
BAV99S BAV99S
1 2 5 4
6 3
IG72
6
SDA-I2C4-DISP
IG74
7 SCL-I2C4-DISP
1
4 5 6
7. 77
7 8 9
TO DISPLAY
1G70
3GB5
3GA7 1K0
FG80
1
FG84
100R
2
FG81
RES
3
3GA8 4 SDA-I2C4-DISP
FG82 3GA9 100R
5
100R SCL-I2C4-DISP
FG83 3GB0 100R
IGB1
FHP SDI
7G51
BC847BW
IRQ RESET
PDWN
CTRL1-STBY_LAMP-ON
LAMP-ON-OUT
IGB2 3018
BACKLIGHT-CONTROL
4K7
2G55
470p
+3V3
CTRL4-STBY_SELECT-PWM-ANA
BACKLIGHT-OUT
CTRL5-STBY_BACKLIGHT-BOOS T
CTRL2-STBY_BACKLIGHT-CTRL_RESET-P3
RES
BACKLIGHT-BOOS T
7 8 9
10 11 12
2G67
+5V-ON
470p
3G92
IG80
+3V3
P3-VS
10K
7G61-1
BC847BS
9G59
IG85
SCL-AMBI
SCL-AMBI-3V3
RES
2G68
+5V-ON
470p
3GA1
IG82
+3V3
10K
7G61-2
BC847BS
RES
IG83
9G60 IG84
SDA-AMBI-3V3 SDA-AMBI
RES
+3V3 +5V-ON +3V3 +12V
9G55
6
IGB6
2 7G58-1
BC847BPN
4
IGB4
3GA6 IGB5
3 1
7G58-2
5
BC847BPN
IGB3 12K
1 7G53
BC847BW 3
2
3G62 IGB8
9G56
RES
1K0
IGB7
7G56 RES
PDTC114EU
+3V3
IGBA
2G58
3
IGB9
1u0
6 5
7G59-1
2 4
BC847BS
7G59-2
BC847BS
1
+8V2-PAS
6
IGA5
2 7G66-1
BC847BPN
4
IGA3
3GB9 IGA4
7G65
3 1
BC847BW BC847BPN
5
IGA1 3GC0 IGA2 10K 7G66-2
9G49 1
3
4K7
9G48 2
RES
2G78
470p
3GC8 IGA6
9G82
1K0 RES
RES
10 11 12
13
1G70 A7 7G65 H10
2G50 G4 7G66-1 H12
B10B 2G51 H3 7G66-2 H12
2G54 B4 9G48 H9
2G55 E9 9G49 H9
2G57 C2 9G50 H3
2G58 G11 9G52 A2
A
2G59 F10 9G53 I3
2G60 C4 9G54 I3
2G63 E4 9G55 D9
2G64 E4 9G56 E12
2G65 E5 9G59 B12
2G66 E5 9G60 C12
2G67 A11 9G77 B1
2G68 B11 9G78 B1
2G69 B7 9G79 B1
2G70 B8 9G80 C1
2G71 B8 9G82 I12
2G72 B8 FG50 A4
B
2G75 E12 FG51 B3
2G76 B3 FG52 B4
2G78 H10 FG54 D5
2G79 I11 FG55 D5
3018 E9 FG56 E5
3G50 H4 FG57 E5
3G51 H4 FG58 E2
3G54 D10 FG59 F2
3G55 D11 FG80 A8
3G56 B4 FG81 B8
3G57 E10 FG82 B8
C
3G58 D10 FG83 B8
3G59 B2 FG84 A7
3G60 D3 FGB1 D13
3G61 E10 IG51 B1
3G62 E10 IG52 B2
3G63 C2 IG53 C2
3G64 C3 IG54 C3
3G65 F11 IG55 C4
3G66 F12 IG56 C4
3G67 C4 IG57 C5
3G68 C4 IG58 D3
3G69 F9 IG59 E2
D
3G70 F10 IG61 E2
3G71 D2 IG62 F2
3G72 D4 IG63 F2
FGB1
3G73 F9 IG65 F3
+8V2-PAS
3G76 D4 IG70 H3
3G77 D5 IG71 H2
3G78 D5 IG72 H3
3G79 D5 IG74 I3
3G80 D3 IG80 A12
3G81 D3 IG81 H5
3G84 E3 IG82 B12
3G85 E3 IG83 C11
E
3G86 E2 IG84 C12
3G88 E3 IG85 B11
3G89 F3 IGA1 H10
3G91 F3 IGA2 H10
3G92 A11 IGA3 H11
3G93 F3 IGA4 H11
3G94 F4 IGA5 H12
3G95 B11 IGA6 I12
3G96 F2 IGB1 D9
3G98 G3 IGB2 E9
3G99 G4 IGB3 E10
F 3GA0 B1 2 IGB4 E10
3GA1 B1 1 IGB5 E11
3GA2 C11 IGB6 E11
3GA3 C12 IGB7 F10
3GA4 G10 IGB8 E12
3GA5 D9 IGB9 G10
3GA6 E11 IGBA G11
3GA7 A9
3GA8 B7
3GA9 B9
3GB0 B9
3GB5 A7
G
3GB7 H12
3GB8 H11
3GB9 H11
3GC0 H10
3GC1 H10
3GC2 I11
3GC3 I12
3GC4 D12
3GC8 I11
5G50 G2
5G51 H2
5G55 A4
H
5G56 B4
6G50 C2
6G51 B4
6G52-1 H5
6G52-2 H6
6G55 E13
7G50 H2
7G51 D9
7G52 B2
7G53 E10
7G54 B3
I 7G55 C4
7G56 F10
7G57 F4
7G58-1 E12
7G58-2 E11
I_17501_032.eps
7G59-1 G10
7G59-2 G10
290708
7G61-1 A11
7G61-2 B11
13