Service manual

Page 57 of 64
Title
Number RevisionSize
A3
Dt
9 J 2004
Sh t f
U22 bypass cap
Short JP2 when using PROMJET or ICE ROM Emualtor, open it w
h
The bypass caps for U20 PW181
V2.5
V2.5
RB16
18
CE23
15uF
L28
FB
VIN
3
VOUT
2
ADJ
1
U25
LT1117
V5.0
V1P
CE17
15uF
V1PV1.5V1.5
V1.5
VIN
3
VOUT
2
ADJ
1
U23
LT1117
RB7
750
RB6
150
L27
FB
CE18
100uF
CE4
0.1uF
A20/NC
10
A19/NC
9
A18
16
A17
17
A16
48
A15
1
A14
2
A13
3
A12
4
A11
5
A10
6
A9
7
A8
8
A7
18
A6
19
A5
20
A4
21
A3
22
A2
23
A1
24
A0
25
A-DQ15
45
CE#
26
OE#
28
WE#
11
RST#
12
BYTE#
47
DQ14
43
DQ13
41
DQ12
39
DQ11
36
DQ10
34
DQ9
32
DQ8
30
DQ7
44
DQ6
42
DQ5
40
DQ4
38
DQ3
35
DQ2
33
DQ1
31
DQ0
29
RY/BY#
15
VCC
37
VPP
13
WP#
14
VSS
27
VSS
46
U22 29LV800BT
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
53
55
57
59
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
52
54
56
58
60
J16
PROMJET
RB3
100K
RB4
100K
RB12
3.3K
1
3
2
4
JP1
JMP
RB8
3.3K
RB9
3.3K
RB10
3.3K
RB11
3.3K
V3.3
V3.3
V3.3
V3.3
V3.3 V3.3
V3.3
V3.3
V3.3
RB2
0
RB1 0
V3.3
CE3
10uF
V5.0
RB15
300_NS
D15
LED_NS
L29
FB
CE38
15uF
V5.0 V3.3
V3.3
CE13
0.1uF
CE14
0.1uF
CE15
0.1uF
CE16
0.1uF
V1.5 V1.5 V1.5 V1.5
CE19
0.1uF
CE20
0.1uF
CE21
0.1uF
CE22
0.1uF
V1.5 V1.5 V1.5 V1.5
V1.5V1.5V1.5V1.5V1.5V1.5V1.5
CE24
0.1uF
CE25
0.1uF
CE26
0.1uF
CE27
0.1uF
CE28
0.1uF
CE29
0.1uF
CE30
0.1uF
V1P
CE31
0.1uF
CE32
0.1uF
V1P
CE33
0.1uF
CE34
0.1uF
CE35
0.1uF
CE36
0.1uF
CE37
0.1uF
CE39
0.1uF
CE40
0.1uF
CE41
0.1uF
CE42
0.1uF
CE43
0.1uF
CE44
0.1uF
CE9
0.1uF
CE10
0.1uF
CE11
0.1uF
CE12
0.1uF
V2.5 V2.5 V2.5 V2.5 V2.5
V3.3 V3.3 V3.3 V3.3 V3.3 V3.3
V3.3 V3.3 V3.3 V3.3
RB13 47_NS
RB14 47
V3.3
NMI
FWP#
MEM BUS
PWD0
PWD1
PWD2
PWD3
PWD4
PWD5
PWD6
PWD7
PWD8
PWD9
PWD10
PWD11
PWD12
PWD13
PWD14
PWD15
ROMOE#
ROMWE#
RESET#
PWA1
PWA2
PWA3
PWA4
PWA5
PWA6
PWA7
PWA8
PWA9
PWA10
PWA11
PWA12
PWA13
PWA14
PWA15
PWA16
PWA17
PWA18
PWA19
PWA2
PWA4
PWA6
PWA9
PWA11
PWA12
PWA14
PWA17
PWA19
ROMOE#
PWD15
PWD14
PWD5
PWD4
PWD3
PWD2
PWD9
PWD8 PWD0
PWD1
PWD10
PWD11
PWD12
PWD13
PWD6
PWD7
ROMWE#
IA21
IA20
PWA18
PWA16
PWA15
PWA13
ICE#
IRP#
PWA10
PWA8
PWA7
PWA5
PWA3
PWA1
ICE#
FCE#
MEMORY BUS
RESET#
FCE#
FVPP
RESET
RESET
RESET#
RESET#
1 2
3 4
5 6
J17
HEADER 3X2
U21 bypass cap
SW2
SW RST
RB5
3.3K
CE6
0.1uF
SW1
NMI SW
V3.3
SENSE
7
RESIN
2
CT
3
CTRL
1
VDD
8
RESET
6
RESET
5
GND
4
U21
TLC7733
V3.3
V3.3
CE7
0.1uF
RB17 3.3K
V3.3
CE8
0.1uF
V3.3
NMI
RESET
RESET
RESET#
RESET#
CE5
47uF
V0.01
FLASH AND PROM
Nano-1
OTPV ,INC. DTC
8
11
NC0
1
NC1
2
NC2
3
GND
4
SDA
5
SCL
6
WP
7
VCC
8
U29
24LC32A
CF1
0.1uF
V3.3
SDA
SCL
SDA
SCL
VIN
3
VOUT
2
ADJ
1
U24
LT1117-3.3
RESIN