A
B
C
D
E
F
G
H
I
J
K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
A
B
C
D
E
F
G
H
I
J
K
C8
16
BACKUP_CTL
29
SCAN IN0
OK
PW_ON
PLAY
EVDD
53
AV JACK
ZAVJACK
52
CARD
ZCARD
25
34
8
7
35
24
38
60
6
1
1
2
3
4
5
6
7
8
59
28
27
2
36
15
58
X3002
32.768KHZ
SCAN IN4
61
XCOUT
XCIN
IC301
8bit MICRO
PROCESSOR
SYA
SCAN OUT0
SCAN OUT1
PLLEN
SREQ
LEFT
DOWN
RIGHT
---
---
PW_TEST
WIDE
SO
RESET
BAT OFF
49
BATTERY
LI
NC
IC302
BATTERY
BACKUP
BAT OFF
AL3.2V
UNREG
VDD
RESET
1
2
3
4
AL3.2V
BACK UP
SI
MENU
TELE
SCAN IN1
SCAN IN2
26
SCAN IN3
UP
SW3.2V_ON
Q3002
SCAN OUT2
VDD
47 AVREF
---
SCENE
SCK
32
USB_CONNECT
USB_DET2
17
MAIN RESET
22
COMREQ
TO STA
TO DMA
TO PWA
PLLEN
SREQ
ASIC_SDI
ASIC_SDO
SCK
MRST
ZBOOT_COMREQ
Z3001
Q3001
BOOST3.6V
BACKUP 3.2V
UNREGSY
IC303
RESET
XC61CN1502N
54
ZCHG_DONE
ZCHG_DONE
23
57
CHG_SEL
ST_CHG_ON
CHG_SEL
CHG
40
LCD PWM
LCD PWM
30
PON
PON
18
TRST
TRST
31
NAND RESET
NAND RESET
5
CTRL
CTRL1
SX81P_SY_BLOCK
51
TOUCH_IN
39
TSEN_PULSE
41
BLON
BLON
50
ILLUMI
20
SELF_LED
SW3.2V
ILLUMI
SENSOR
(DMA)
TOUCH SENSOR
CIRCUIT
(TB1)
AL3.2V
Q1905
78F0532GA(T)-9EV-E1-A
BD4289FVM
1st
2nd
64
33
S3301
SHUTTER SW (TB1)
SYSTEM CONTROL CIRCUIT
CIRCUIT WAVEFORMS
CIRCUIT DIAGRAMS
WAVEFORM
TEST POINT
LOCATION
TEST POINT
LOCATION
WAVEFORM
IC101
PIN W1
XOUT
2V/div
200ns/div
CN171
PIN 13
CP2A
2V/div
20
µ
s/div
WF-SX81P
CN171
PIN 11
CP3A
5V/div
20
µ
s/div
CN171
PIN 5
CP5B
2V/div
20
µ
s/div
CN171
PIN 17
CP1B
2V/div
20
µ
s/div