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5. Trouble shooting
- 82 -
5.4 LCD display trouble
Check Points
-LCD assembly status ( FPCB)
-EMI filter soldering
-Connector combination
ccking Point
0.1u
C514
0
R504
0.1u
C515
28
29
30
31
32
33
34
2V85_MMC
36
37
38
39
40
41
42
43
44
27
45
46
47
48
49
50
2
20
21
22
23
24
25
3
4
5
6
7
8
9
26
35
CN503
1
10
11
12
13
14
15
16
17
18
19
2V72_IO
VBAT
INOUT_A1
INOUT_A2
2
3
INOUT_A3
INOUT_A4
4
INOUT_B1
9
8
INOUT_B2
INOUT_B3
7
6
INOUT_B4
ICVE21184E150R101FR
FL507
5
G1
10
G2
1
C512
0.1u
G1
5
G2
10
INOUT_A1
1
2
INOUT_A2
INOUT_A3
3
4
INOUT_A4
9
INOUT_B1
INOUT_B2
8
7
INOUT_B3
INOUT_B4
6
R505
0
FL506
ICVE21184E150R101FR
G1
5
G2
10
INOUT_A1
1
2
INOUT_A2
INOUT_A3
3
4
INOUT_A4
9
INOUT_B1
INOUT_B2
8
7
INOUT_B3
INOUT_B4
6
FL505
ICVE21184E150R101FR
56p
C511
56p
C516
C513
56p
MLED
VIBRATOR-
SLIDE_KEY_BACKLIGHT
KP_IN0
MLED1
JOG_DISK_B
RCV_N
MLED3
RCV_P
JOG_DISK_A
JOG_PWDN
MLED2
KP_IN1
KP_IN2
KP_IN3
KP_IN4
KP_OUT3
KP_OUT4
END_KEY
VBACKUP
LCD_ID
IF_MODE1
DIF_RESET
DIF_D7
DIF_D6
DIF_D4
DIF_D3
DIF_D5
DIF_D1
DIF_D2
DIF_D0
DIF_CD
DIF_WR
DIF_VSYNC
DIF_CS
LCD CONNECTOR
Check signal line disconnection
of the LCD FPCB
At first check the LCD back light
enable signal
Check signal flow
via EMI filter
Summary of Contents for KE600
Page 1: ...Date October 2006 Issue 1 0 Service Manual Model KE600 Service Manual KE600 ...
Page 3: ... 4 ...
Page 5: ... 6 ...
Page 53: ...3 TECHNICAL BRIEF 54 3 16 BLUETOOTH Figure 28 BLUETOOTH Functional block diagram ...
Page 69: ...4 PCB layout 70 Figure 45 Main PCB bottom Figure 46 Main PCB bottom placement ...
Page 70: ...4 PCB layout 71 Figure 47 Sub PCB top Figure 48 Sub PCB top placement ...
Page 71: ...4 PCB layout 72 Figure 49 Sub PCB bottom Figure 50 Sub PCB bottom placement ...
Page 89: ...5 Trouble shooting 90 ...
Page 116: ...6 Download S W upgrade 117 6 2 Download program user guide ...
Page 117: ... 118 6 Download S W upgrade ...
Page 118: ... 119 6 Download S W upgrade ...
Page 119: ... 120 6 Download S W upgrade ...
Page 127: ... 128 8 PCB LAYOUT ...
Page 128: ... 129 8 PCB LAYOUT ...
Page 129: ... 130 8 PCB LAYOUT ...
Page 130: ... 131 8 PCB LAYOUT ...
Page 131: ... 132 ...
Page 143: ... 144 ...
Page 145: ... 146 ...
Page 167: ...Note ...
Page 168: ...Note ...