Philips MG8 Service Manual page 73

Circuit Diagrams and PWB Layouts
SSB: PNX8541: Flash
1 2
PNX 8541: FLASH
B04Q
A
5HA0
+3V3-NAND
+3V3
30R
B
3HA0
XIO-SEL-NAND
+3V3-NAND
10K
C
D
E
3139 123 6417.2
1 2
Q522.2E LA 7. 73
3 4
PCI-AD24 3HA4-1 1 8 NAND-AD(0)
PCI-AD25 3HA4-2 2 7 100R NAND-AD(1)
PCI-AD26 3HA4-3 3 6 100R NAND-AD(2)
PCI-AD27 3HA4-4 4 5 100R NAND-AD(3)
PCI-AD28 3HA8-1 1 8 100R NAND-AD(4)
PCI-AD29 3HA8-2 2 7 100R NAND-AD(5)
PCI-AD30 3HA8-3 3 6 100R NAND-AD(6)
3HA8-4
PCI-AD31 4 5 100R NAND-AD(7)
100R
3HAC-2 2 7
PCI-AD0 NAND-CLE
3HAC-3 3 6 100R
PCI-AD1 NAND-ALE
3HAC-4 4 5 100R
PCI-CBE1 NAND-WEn
3HAC-1 1 8 100R
PCI-CBE2 NAND-REn
100R
3 4
5 6 7
IHAR
+3V3-NAND
7HA0
NAND512W3A2CN6
Φ
1
VCC
2
[FLASH]
3
512Mx8
4
5
6 29
0
10 30
1
11 31
2
14 32
3
15 IO 41
4
20 42
5
21 43
6
22 44
7
23
NC
24
25
26
27 16
CLE
28 17
ALE
IHAT
33 9 XIO-SEL-NAND
CE
34 8
RE
35 18
WE
38 19 WP-NANDFLASH-INV
WP
39 7 IHAS
R
40
B
45
46
47
48
VSS
5 6 7
8 9
B04Q
3HA3
XIO-ACK
2K2
NAND-AD(0)
NAND-AD(1)
NAND-AD(2)
NAND-AD(3)
IHAU
3HA1
NAND-AD(4) WP-NANDFLASH-INV
NAND-AD(5)
10K
NAND-AD(6)
NAND-AD(7)
RESET-NVM_WP-NANDFLASH 7HA1
PDTC144EU
NAND-CLE
NAND-ALE
NAND-REn
NAND-WEn
XIO-ACK
I_18010_029.eps
8 9
2HA0 B7
2HA1 B7
3HA0 B2
3HA1 C9
3HA3 B9
3HA4-1 B4
3HA4-2 B4
3HA4-3 C4
3HA4-4 C4
A
3HA8-1 C4
3HA8-2 C4
3HA8-3 C4
3HA8-4 C4
3HAC-1 E4
3HAC-2 D4
3HAC-3 E4
3HAC-4 E4
5HA0 B2
7HA0 B6
7HA1 C9
B 9HA1 C9
IHAR B6
IHAS D7
IHAT D7
IHAU C9
+3V3-NAND
+3V3-NAND
C
D
E
020608