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K
AL3.2V
BOOST5.3V
BACKUP3.2V
J
IC302
BATTERY
8
7
6
5
BACKUP
NJU7286ARB1
Q3002
1
2
3
4
BACK UP
I
Z6001
(VF1)
H
---
RIGHT
DOWN
LEFT
SET
UP
V.REC
TELE
WIDE
---
G
PW_TEST
---
TEST
---
PW_ON
LCD
---
---
---
---
TURN
MENU
1st
PLAY
2nd
TO BACK UNIT
F
STBY_RED
STANDBY LED
STBY_GREEN
(BACK UNIT)
SUB CLOCK
X3002
32.768KHz
MAIN CLOCK
X3001
4.000MHz
E
D
C
B
A
1
2
3
4
SYSTEM CONTROL CIRCUIT
49
BAT +
50
BAT_T
9
VDD2
BAT_I
48
38
VDD3
BAT_CHGERR
6
62
VDD1
BAT_CHGOFF
8
56
RESET
USB_SUSPWR
13
52
BAT_OFF/INTO
USB_HPWR
14
10
VSS2
SW3.2ON
29
37
VSS3
30
ST_CHG
59
VSS1
4
CHG_DONE
51
BLON
BACKUP_CTL
21
P ON
42
LENS_4M
16
IC301
TH301
36
SCAN IN0
TEMP
TH_TEMP
65
35
SCAN IN1
8bit MICRO
SENSOR
UNREG SY
63
PROCESSOR
33
SCAN IN2
PLLEN
23
LC87F2832AUFL68TBM-E
32
SCAN IN3
SCK
1
54
SCAN_IN4
SI
26
67
SO
66
46
SCAN OUT0
SREQ
53
45
SCAN OUT1
BOOT_COMREQ
27
44
SCAN OUT2
TRST
24
43
SCAN OUT3
MAIN RESET
18
3
KEY_MENU
HOTLINE
5
25
KEY_1st
ZAVJACK
64
34
KEY_PLAY
USBDET1
22
55
KEY_2nd
HSCON
19
11
VF.LED (R)
H_PHONEJACK
47
12
VF.LED (G)
2
CARD
57
XCIN
17
NAND RESET
58
XCOUT
60
XIN
1
MR SENSOR
MROUT 26
MRSS32W
XOUT
61
(VF1)
5
6
7
8
CIRCUIT DIAGRAMS
TEST POINT
BAT +
TO DMA
LOCATION
BAT+
BAT_T
BAT_I
IC101
BATCHGERR
BAT_CHGOFF
PIN AB19
USB_SUSPWR
XOUT
USB_HPWR
TO DMA
SW3.2V
1V/div
CHG
10ns/div
ZCHGDONE
BLON
PON
LENS_4M
UNREGSY
CN171
TO DMA
UNREGSY
PIN 30
PLLEN
CLK
SCK
ASIC_SDO
1V/div
ASIC_SDI
50ns/div
SREQ
ZBOOT_COMREQ
TRST
TO DMA
MRST
HOTLINE
CN171
ZAVJACK
PIN 31
USB_DET1
HSCON
HSYNC
Z_H_PHONEJACK
1V/div
ZCARD
NAND_RESET
20µs/div
IC651
CN171
SG112_SY_BLOCK
PIN 32
VSYNC
1V/div
5ms/div
9
10
11
12
C8
CIRCUIT WAVEFORMS
TEST POINT
WAVEFORM
LOCATION
IC301
PIN 16
LENS_4M
1V/div
100ns/div
IC301
PIN 58
XCOUT
1V/div
10µs/div
IC301
PIN 61
XOUT
1V/div
100ns/div
13
14
15
16
K
WAVEFORM
J
I
H
G
F
E
D
WF-SG111
C
B
A
17
18
19
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