Canon DIGITAL IXUS 400, Service Manual

Page: 121 / 138

C
CANON INC., 2003
01 APRIL, 2003
2.4 MAIN PCB ASS’Y (3/4)
MAIN PCB ASS’Y (3/4)
8
14
17
11
16
19
18
CN1003
VCC1
LED_MACRO
LED_ORANGE
LED_POWER
POWER
SW1
SW2
TELE
IC1012
16M SDRAM
K4S283234F-MN1H
IC1011 (3/3)
Digital Signal Processing IC
T8F80XB-0002
POWER
LED_ORANGE
LED_MACRO
LED_POWER
LED_GREEN
SCON
SCAN
LED_BL
VCC1_CF
INT P 2
12
3
8
16
32
2
4
A0
ı
A11
P1_0
ı
P1_7
PCADR_0
ı
PCADR_2
SDADR_0
ı
SDADR_11
SDDT_0
ı
SDDT_31
SDDQM_0
ı
SDDQM_3
PCDT_0
ı
PCDT_15
DQ0
ı
DQ31
DQM0
ı
DQM3
X1002
27MHz
CN602
DATA COMMUNICATION
16
8
11
3
16
38
13
25
26
44
41
36
37
42
7
32
35
34
27
ı
31
47
ı
49
2
ı
6
21
ı
23
8
12
ı
10
20
ı
14
24
9
From
MAIN PCB ASS'Y
CF Card
A00
D00
D15
/IORD
/IOWR
VCC
/CD2
/OE
/REG
/WE
/WAIT
/CE2
/CE1
IREQ
/IOIS16
RESET
/CD1
A10
CN1005
38
39
3
28
14
32
42
40
30
17
50
44
46
13
15
29
5
47
A10
A00
A02
A03
D00
D15
/IORD
/IOWR
VCC1
/CD2
/OE
/REG
/WE
/WAIT
/CE2
/CE1
IREQ
/IOIS16
RESET
/CD1
39
38
3
28
14
32
42
40
30
17
50
44
46
11
9
7
27
25
23
21
19
8
6
4
26
24
22
20
18
11
9
7
27
25
23
21
19
8
6
4
26
24
22
20
18
5
47
WIDE
SCON
CFOP
15
3
4
5
7
VBATTEP
AIN6
8
14
17
11
16
19
18
VCC1
VDD3
VCC1SO
VCC1
VDD1-4
VDDQ1-10
SW401
SW404
SW501
SW502
SW503
SW504
SW505
SW506
SW402
SW403
TELE
WIDE
POWER
Release SW2
Release SW1
CFOPEN
15
3
4
5
7
LED_GREEN 6 6
10
9
1
8
5
6
CN1002
BTOP
4
SET
MENU
DISP
EXP/WB/ERASE
DOWN
RIGHT
To
MAIN PCB ASS'Y
15
5,6
1,2
OPERATION KEY UNIT
CF UNIT
RLS FPC
BATTERY BOX
BAT401
Button BATTERY
FU401
(OPR FPC)
BATTERY
Open Detect
SET Button
EXP/WB/ERASE
LEFT Button
RIGHT Button
DOWN Button
EX30
EX31
4
3
6
2
4
3
1
5
Q1018
2PC4617
Q1016-Q1018 : CF POWER CONT
Q1015
CF POWER SW
uPA1912TE
Q1005
Level Shift
XP03311
Q1017,Q1016
PDTC144EE
3
4
2
1
EX51
EX26
EX25
EX24
EX22
EX23
EX16
EX27
EX28
EX29
EX20
EX30,31
EX17
EXPORT
BA0
BA1 SDBS_O
SDBS_1
K8
K7
J9
J8
J1
J2
/WE
/CAS
/CS
/RAS
CKE
VXIN
SDCKE
SDWE
SDCLK
SDCS_0
CLK
SDRAS
SDCAS
VXOUT
CF_A_3-10
CF_D_0-15
CF_A_0-2
NPC RD
NPC WR
PCCE1
PCRDY
PCIRQ
PCIOIS
P0-5
P0-1
P0-0
P0-4
PCCE2
LED402
LED403
LED401
MODE0
10 SCAN 10
YELLOW
ORANGE
YELLOW
Q1020
LED Drive
XP6213
Q1007
LED Drive
XP6213
Q1004
ED Drive
XP6213
GREEN
BATTERY BOX UNIT
ST UNIT
BACK LIGHT UNIT
9 9 MODE0
EX48
13 13 DIAL0
EX49
12 12 DIAL1
EX50
VBATTMP
2 UP
3 LEFT
7 SCAN
CN403
2
VDD3
5
LED_BL CN402
2
GND
1
VBA
TT
EX19
EX21
EX18 SW507
DISP Button
SW508
MENU Button
SW509
UP Button
6
2
4
3
1
5
6
2
4
3
1
5
2 LED_BL 2
1 1 VDD3
LED501
POWER
CFPCONT
31
33
35
37
41
43
45
49 31
33
35
37
41
43
45
49
13
15
29
Q1010
2PC4617
FLASH
T202
Q204
XE Drive
CY25AAJ-8F
Q202 EF Charge
2SB1197K
D203 D204
T201
2
1
3
4
5
VCHGLVL
STSP
Q203
OSC
2SC4672
Q201 SW
DTC144EE
CN201
L201
VCHGLVL
VCHGLVL
STSP
1
2
3
4
EFCHG
VBATT