Service manual

Dell W2306C
94
000 = 20-bit address, 8-bit EXT I/F
001 = 24-bit address, 8-bit EXT I/F
010 = 20-bit address, 16-bit EXT I/F
011 = 24-bit address, 16-bit EXT I/F
1XX = OCM disabled, external parallel control bus (testbench)
+5V_STY_ON
/RESET3
OCMADDR12
OCMADDR2
U501
NC7SB3157
1
25
34
6
B1
GNDVCC
B0A
SEL
Flash_Power
GND
OCMDATA9
OCMDATA5
OCMADDR14
Flash_Power
OCMDATA9
OCMDATA0
OCMADDR17
OCMADDR9
Foot Print for a X16 Flash
12:7:
OCMADDR3
/ROM_CS
R515 10K 1/16W R510 10K 1/16W
Flash_Power
OCMADDR19
R532
NC
OCMADDR2
14:
+3.3V_I/O
OCMDATA11
R763 10K 1/16W
16:
OCMADDR[0..21]
OCMADDR0
OCMADDR7
19:
+5V_STY_ON
OCMDATA6
Samtec FTR-125-01-S-D
15:
OCMADDR13
R512 10K 1/16W
/OCM_RE
OCMADDR13
OCMADDR7
C502
0.1uF
OCMDATA[0..15]3
Open/0 (External Oscillator on TCLK pin)
Close/1 (XTAL and Internal Oscillator)
OCMADDR12
OCMDATA13
/OCM_RE
GND
/BYTE
C503
0.1uF
Open (Internal ROM on, and mapped to top 32K)
Close (Internal ROM off-boot from ext ROM)
OCMDATA1
OCMADDR10
OCMADDR21
OCMADDR9
R516
10K 1/16W
OCMADDR6
RP500
10K 1/16W
1 2 3 4
8 7 6 5
R522 NC
+3.3V_I/O
R524 NC
GND
OCMDATA10
GND
/OCM_WE
C504
0.1uF
/BYTE
TV2365W-2J
A
Memory I/F Cortez
AOC (Top Victory) Electronics Co., Ltd.
B
6
10
Tuesday, September 20, 2005
Title
Size Document Number Rev
Date: Sheet of
/OCM_WE
R506 10K 1/16W
OCMADDR10
R528
0 1/16W
6:0:
OCMADDR20
OCMADDR11
OCMADDR13
OCMADDR4
R504
10K 1/16W
+3.3V_I/O
OCMDATA4
OCMADDR4
R525 NC
R505 10K 1/16W
GND
OCMADDR8
OCMDATA2
OCMADDR2
+3.3V_I/O
18:
OCMDATA1
OCMADDR18
OCMADDR9
OCMADDR0
OCMDATA15
OCMADDR12
OCMADDR5
OCMADDR19
R514 10K 1/16W
R761 10K 1/16W
R502
10K 1/16W
OCMADDR16
+3.3V_I/O
OCMDATA11
U500
Am29LV800DT
1
2
3
4
5
6
7
8
18
19
20
21
22
23
24
25
45
43
41
39
36
34
32
30
26
28
11
37
27
17
48
44
42
40
38
35
33
31
29
47
12
15
9
10
13
14
16
46
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
DQ15/A1
DQ14
DQ13
DQ12
DQ11
DQ10
DQ9
DQ8
CE#
OE#
WE#
VCC
VSS
A17
A16
DQ7
DQ6
DQ5
DQ4
DQ3
DQ2
DQ1
DQ0
BYTE#
RESET#
Ready/Busy#
A19
A20
NC
/WP_ACC
A18
VSS
R527 NC
/ROM_CS3
R501
NC
+
C501
22uF/16V
/OCM_RE3
OCMDATA8
OCMADDR1
OCMDATA10
/ROM_CS
OCMADDR3
+3.3V_I/O
PROMJET Emulator Header for a X16 memory
R530
NC
OCMDATA0
OCMADDR1
R526
0 1/16W
R529
0 1/16W
BOOTSTRAP HEADER
OPEN=0
SHUNTED=1
R520 NC
/OCM_WE
/RESET
OCMDATA8
OCMADDR6
OCMADDR16
OCMADDR21
OCMADDR18
OCMADDR19
OCMADDR15
OCMADDR11
OCMDATA14
OCMADDR3
OCMDATA3
OCMDATA4
OCMADDR17
OCMDATA6
OCMADDR15
OCMADDR15
R513 10K 1/16W
GND
OCMADDR20
R509 10K 1/16W
Flash_Power
R507 10K 1/16W
+3.3V_I/O
OCMADDR10
OCMDATA3
OCMDATA15
OCMADDR8
13:
R503
NC
OCMDATA14
OCMADDR18
R521 NC
R758 NC
CN501
IROM MODE
1
2
3
OCMDATA13
OCMADDR5
R508 10K 1/16W
OCMDATA5
OCMDATA7
OCMDATA[0..15]
12VS
R534
0 1/16W
00 = I2C to JTAG Bridge disabled
01 = ICD_SDA on VGA1_SDA, ICD_SCL on VGA1_SCL
10 = ICD_SDA on VGA0_SDA, ICD_SCL on VGA0-SCL
11 = I2C to JTAG bridge disabled, 5 JTAG signals mapped
to AVS Pins
NC On Promjet
OCMADDR8
OCMADDR14
OCMADDR[0..21]
OCMDATA7
OCMADDR1
/OCM_WE3
OCMDATA12
OCMDATA12
OCMADDR0
OCMADDR7
OCMADDR5
+3.3V_I/O
R511 10K 1/16W
R533
0 1/16W
RP501
10K 1/16W
1 2 3 4
8 7 6 5
R760 10K 1/16W
OCMADDR[0..21]3
PZC09DABN
OCMADDR4
OCMADDR6
R531
0 1/8W
R759 10K 1/16W R762 10K 1/16W
/OCM_CS
OCMADDR11
CN500
FTR-125-01-S-D
12
34
56
78
910
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
41 42
43 44
45 46
47 48
49 50
OCMDATA2
For General Purpose use
OCMADDR17
17:
OCMADDR14
R523 NC
I2C to JTAG bridge address or General use
GND
OCMADDR16
GND
/RESET
/OCM_RE
B0 = A for SEL L B1 = A for SEL H