TM840 Service Manual
67
A
B
C
改封装
A
C
C
FB10
BLM15AG221SN1D
R119
33 5%
FB11
BLM15AG221SN1D
C1
VN
1
CM1293A
2
3
C2
C3
4
VP
5
C4
6
U14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
J5
CON40
R118
33 5%
FB9
BLM15AG221SN1D
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
J6
NC
C1
VN
1
CM1293A
2
3
C2
C3
4
VP
5
C4
6
U15
C1
VN
1
CM1293A
2
3
C2
C3
4
VP
5
C4
6
U13
R117
33 5%
R120
200R
R121
1K
R122
200R
FB36
BLM15AG221SN1D
FB37
BLM15AG221SN1D
FB38
BLM15AG221SN1D
FB39
BLM15AG221SN1D
FB40
BLM15AG221SN1D
FB42
BLM15AG221SN1D
FB45
BLM15AG221SN1D
FB46
BLM15AG221SN1D
FB47
BLM15AG221SN1D
FB48
BLM15AG221SN1D
FB49
BLM15AG221SN1D
FB50
BLM15AG221SN1D
FB51
BLM15AG221SN1D
FB52
BLM15AG221SN1D
FB53
BLM15AG221SN1D
FB54
BLM15AG221SN1D
FB55
BLM15AG221SN1D
FB56
BLM15AG221SN1D
220P
C125
220P
C134
220P
C362
220P
C363
220P
C364
220P
C365
220P
C366
220P
C367
220P
C369
220P
C370
R127
0
R128
200R
R129
200R
R130
200R
Q60
DTC144EE
R125
10K
Q61 ST2301
R131
5K
FB61
BLM15AG221SN1D
FB62
BLM15AG221SN1D
2
1 D57
PESD3V3S1UB
2
1
D58
PESD3V3S1UB
2
1 D59
PESD3V3S1UB
2
1
D60
PESD3V3S1UB
2
1 D61
PESD3V3S1UB
2
1 D62
PESD3V3S1UB
FB59
BLM21PG221SN1
FB60
BLM21PG221SN1
220P
C386
220P
C387
FB63
BLM15AG221SN1D
220P
C392
220P
C393
220P
C395
220P
C396
220P
C397
FB72
BLM15AG221SN1D
C92
100P NC
C425 100P NC
C426 100P NC
C423
100P NC
C430 100P NC
C424
100P NC
C431 100P NC
C432
100P NC
C433
100P NC
C428 100P NC
C436
100P NC
C429 100P NC
C449 100P NC
TP14
SPK-
TP15
SPK+
TP16
MIC-
TP17
MIC+
F
DC13V8
FRONT_13V8
USB0_DP
USB0_DM
LCD_D0
LCD_D1
LCD_D2
LCD_D3
LCD_D4
LCD_D5
LCD_D6
LCD_D7
LCD_WR
LCD_RS
LCD_RD
LCD_CS
RONT_13V8
LCD_RESET#
LCD_BL
OPTION_SPI_CS
AD9864_SKY72310_CLK
AD9864_DOUTB
AD9864_SKY72310_DATE
OPTION_IO1
OPTION_IO2
OPTION_IO3
OPTION_IO4
POWER_KEY
KEYBOARD_RESET
I2C0_SDA
I2C0_SCL
KEYBORAD_INT
BLC
CM
HOOK
UART1_TXD
UART1_RXD
I2C0_SDA
I2C0_SCL
OPTION_MIC-
OPT
OPT
OPTION_SPK-
OMAP_RESET#
SPK+
SPK-
CH_AC
CH_BC
PTT
MIC+
MIC-
DC13V8
3V3_OMAP
FRONT_13V8
3V3_OMAP
Summary of Contents for TM840
Page 1: ...TM840 Service Manual I ...
Page 19: ...TM840 Service Manual Figure4 3 4 Click Next to keep on installation 16 ...
Page 60: ...TM840 Service Manual Figure1 TM840 400 470MHz Mainboard Top Side PCB View 57 ...
Page 61: ...TM840 Service Manual Figure2 TM840 400 470MHz Mainboard Bottom Side PCB View 58 ...
Page 62: ...TM840 Service Manual Figure3 TM840 400 470MHz Keypad Board Bottom Side PCB View 59 ...
Page 63: ...TM840 Service Manual Figure4 TM840 400 470MHz Keypad Board Top Side PCB View 60 ...
Page 82: ...TM840 Service Manual Figure7 TM840 136 174MHz Mainboard Top Side PCB View 79 ...
Page 83: ...TM840 Service Manual Figure8 TM840 136 174MHz Main Board Bottom Side PCB View 80 ...
Page 84: ...TM840 Service Manual Figure9 TM840 136 174MHz Keypad Board Bottom Side PCB View 81 ...
Page 85: ...TM840 Service Manual Figure10 TM840 136 174MHz Keypad Board Top Side PCB View 82 ...