Stuart(U1907) - Motorola TDMA T2290 Service Manual

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TDMA T2290/T2297:
19.44MHZ
C153
page B21
CALL_DATA
U1000
page B37
CALL_ADD
U1000
page B37
RWB
U1000
page B37
ECLK
U1000
page B37
HOST_EN
U1000
page B37
RESET
U1000
page B37
2.75V
page B25
GP_INT
U1900
page B33
RWN
U1900
page B33
IO
U1900
page B33
MODEM_ADDR
U1900
page B33
MODEM_DATA
U1900
page B33
2.75V
page B25

STUART(U1907)

C18853
16
17
R1700
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
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
1900TX
On
Pin 61
800TX
On
Pin 62
15
14
13
12
11
10
9
8
7
6
5
4
3
U1907
STUART
VOLTAGE SUPPLIES
Colored boxes represent the area in
which the components are placed.
Off
.055v
Off
.055v
2
1
64
63
62
A
61
60
59
ZIFSYN_EN
58
57
56
55
54
ACC_STATE
B
53
52
TRICKLE_SET
51
C
50
49
C1701
TX On
Off
0.1V 2.82V
A
AC
Accessory
CLA
Chrgr
B
800Mhz 1.9Ghz
Pin 63
2.82v
.055v
Pin 64
2.82v
.052v
2.75V
page B25
800*_1900
Q351
page B11
800*_1900
U10,U301
800_1900*
page B5
page B13
U104
800KEY*
page BXX
Q1805
1900KEY*
page B15
Q1804
TX_ENB
page B15
U1800
page B23
RDB
U1200
page B39
U110
page B7
RF_DATA
U110
RF_CLK
page B7
U110
IRQ
page B7
U1000
page B37
R1099
page B41
U960-3
CHRG_EN
page B29
U960-3
page B29
FS
U1900
page B33
Charger
On
Off
C
2.68V .11V
DHFA

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