Philips 42PF9731D Service Manual page 114

Circuit Diagrams and PWB Layouts
SSB: NVM / NAND / UART Switch
1 2
POD: TS BUFFERING
B10D
+3V3-STANDBY
A
3P38
RESET-MAIN-NVM
10K
+3V3-STANDBY
B
C
RES
9P18
RXD
RES
TXD 9P19
74HC4066PW
3P83
RXD
3P84 100R
FP23
100R
D
74HC4066PW
3P85
UART-SWITCHn
100R
3P86
TXD
100R
74HC4066PW
+5V2-STBY
E
FP32
UART-SWITCHn
74HC4066PW
UART-SWITCH
FP33
7P16
PDTC114EU
F
7P17
PDTC114EU
3104 313 6145.2
1 2
BJ2.4U/BJ2.5U LA
3 4
RES
9P41 9P42
BC857BW
7P18
+3V3-STANDBY
2P34
100n
7P14
M24C64
Φ
(8Kx8)
7
WC FP22
EEPROM
FP34
1 6 SCL-UP-VIP
0 SCL
2
1 ADR FP35
3 5
SDA-UP-VIP
2 SDA
MAIN NVM
RXD-VIPER XIO-AS_REn
TXD-VIPER XIO-SEL0
+5V2-STBY
PCI-AD31
2P35
7P15-1 PCI-AD30
100n
PCI-AD27
1
PCI-AD26
1
2
RXD-UP PCI-AD24
1
13 PCI-AD25
X1
PCI-AD29
PCI-AD28
7P15-2
4
1
3 RXD-VIPER
1
5
X1
7P15-3
8
1
9 TXD-UP
1
6
X1
7P15-4
11
1
10
TXD-VIPER
1
12
X1
10K
3P57
3 4
7. 114
5 6
RES
1P02
RES
SCL-UP-VIP 9P39
1
RES 2
FOR FACTORY USE
SDA-UP-VIP 9P40
3
5 4
B3B-PH-SM4-TBT(LF)
+3V3
2P82
7P81
100n
74LVC245A
1
3EN1
3EN2
19
G3
2 18 *
NAND-AD7
1
NAND-AD0
2
3 17
NAND-AD6 NAND-AD1
4 16 NAND-AD3 NAND-AD2
5 15
NAND-AD2 NAND-AD3
6 14
NAND-AD0 NAND-AD4
7 13 NAND-AD1 NAND-AD5
8 12
NAND-AD5 NAND-AD6
9 11
NAND-AD4 NAND-AD7
XIO-A16_D8
XIO-A17_D9
XIO-A18_D10
XIO-A19_D11
XIO-A20_D12
XIO-A21_D13
XIO-A22_D14
XIO-A23_D15
NAND-AD0
NAND-AD1
NAND-AD2
NAND-AD4
NAND-AD6
NAND-AD7
5 6
7 8 9
+3V3
+3V3
2P80 2P81
100n
100n
7P80
TC58DVM92F1TGI0
Φ
VCC VCCQ
EEPROM
16 Bit
(32Mx16)
26
0
28 8
1 RE
9P45 30 9
2 CE
32 16
3 CLE
40 17
4 ALE
42 18
5 WE
9P46 44 19 IP16
STBY-WP-NAND-FLASH
6 WP
46
7
27 I/O 7
8 RY
9P47 29
9 BY
9P48 31
10
33
11
9P49 41 1
12
9P50 43 2
13
45 3
14
47 4
15
5
23 10
9P51 24 NC 11
34 14
9P52 35 15
NC
36 20
9P53 38 21
39 22
9P54
VSS
GND
9P55
9P56
* 8 Bit
7 8 9
1P02 B6 FP33 F1
2P34 B3 FP34 B4
B10D
2P35 C3 FP35 B4
2P80 C8 IP16 D9
2P81 C9
2P82 C5
A 3P36 A2
3P37 A4
3P38 A2
3P57 F3
3P80 B9
3P81 C9
3P82 F8
3P83 D2
B
3P84 D2
3P85 D2
3P80
XIO-SEL0
3P86 E2
10K
3P88 E2
3P81
7P14 B3
XIO-ACK
2K2 7P15-1 D2
7P15-2 D3
7P15-3 E2
C
7P15-4 E2
7P16 F1
7P17 F2
7P18 A3
XIO-AS_REn
XIO-SEL0
7P80 C9
XIO-A0_CLE
7P81 C5
XIO-A1_ALE
XIO-RWn_WEn
9P16 B4
9P17 C4
XIO-ACK
D
9P18 C1
9P19 C1
9P39 B5
9P40 B5
9P41 A3
9P42 A3
9P45 D7
9P46 D7
E
9P47 D7
9P48 D7
9P49 D7
9P50 D7
9P51 E7
9P52 E7
9P53 E7
F 9P54 E7
9P55 E7
9P56 E7
FP22 B4
FP23 D1
G_15930_053.eps
FP32 E2
120606