Motorola StarTAC 3000 Service Manual page 71

StarTAC 3000:
This manual is Motorola property. Copying or
distribution strictly prohibited without prior written
consent from Motorola and must be returned upon
Motorola's request.
Motorola Confidential Proprietary
P800
B+SENSE
U601-26
18
page B-11
RSSI
U201-4 20
page B-6
CMP LEVEL
R1060
page B-22
BATT+ SENSE
U601-22 22
page B-11
THERM SENSE
24
R694
page B-14
VRH
U601-41
39
page B-11
LOG 2.75
VSTDBY
C871 10
page B-17
ECLK
U700-16
page B-18
R_W
U840-7
3.84MHz
U700-61
page B-18
LOG 2.75
page B-12
P800
MAN TEST
J3-5
26
page B-24
RTN SENSE
R1031
page B-22
ROM_EN
U840-30
EE_EN
U850-1
page B-23
SNAP_EN
U700-54
page B-18
J3-5 P800
page B-24
3 SEC
U601-40
3
page B-11
IRQ
U700-62
page B-18
U800 Trout
2 1
2 2
2 3
2.7V
2 4
2 5
.02V
2 6
2 7
2.7V
2 8
2 9
3 0
2.66V
3 1
3 2
3 3
2.66V 3 4
3 5
3 6
3 7
3 8
3 9
R811
R801
4 0
R1042
3.84Mhz
ON OFF
A
2V
B 2V
2 0 1 9 1 8 1 7 1 6 1 5 1 4 1 3 1 2 1 1 1 0 9 8 7 6
U800
4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 5 0 5 1 5 2 5 3 5 4 5 5 5 6 5 7 5 8 5 9 6 0
D0 D1 D2 D3 D4 D5 D6 D7
No
External
Headset
headset
Supply
0V
2.7V
0V .5V
C D
0V
U840, U700
ADDRESS
R843
DISPLAY CS
2.7Vpp
P800
A
SILENT LED RED
SILENT LED GREEN
5 4 3 2 1
BATT_SOURCE_BATT_SEL
B
8 0
HEADSET_DETECT
7 9
7 8
BATT_SDATA
7 7
TRU_DRIVE
7 6
CMP_DRIVE
7 5
KEYPAD5
7 4
KEYPAD6
7 3
KEYPAD7
7 2
7 1
7 0
BATT_PWR_SNS
6 9
LOG_SPI_CLK
6 8
MOSI
6 7
MISO
6 6
SCI_TXD
6 5
SCI_RXD
6 4
KEYPAD0
6 3
6 2 KEYPAD1
6 1 KEYPAD2
D
5
FREQ ERR
25
RF_SPI_CLK
4
RF_SPI_DAT
2
RESET
11
P800
DATA
Battery
Supply
2.7V
U900-42
page B-20
R996
34
page B-17
R996
57
page B-17
R1002,U625
56
page B-13 page B-14
C
Q740
page B-16
R831
page B-22
Q820
page B-22
Q821
page B-22
KEYPAD
MATRIX
LOG_2.75
U850-6
page B-22
U850-5
page B-22
U850-2
page B-22
R1040
page B-22
R823
page B-22
KEYPAD
MATRIX
page B-15
R631
page B-11
U201-7
page B-6
U201,U401,U520
U201,U401,U520
U601,U401
U840, U700