Motorola M3097 Service Manual Page 86
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Antenna
Internal External
C
.611V2.78V
A
B
Band 800 1900
2.73V 0V
2.73V
0V
C462
C777
C778
R1906
C771
C721
C720
C995
C998
C999
L999
A940
FL931
U704
123
456
Q104
1
2
3
5
6
4
-5V
Q105
1
2
3
4
5
6
800*_1900
800_1900*
-5V
U104
J950
FL930
C888
C113
C741
C112
TDMA M3090/M3097: Antenna Circuit
B3
page B17
page B5
page B5
page B19
U1903-64
U1903-63
page B29
page B41
page B41
page B29
TX_2.75
page B27
TX_1900
RX_1900
TX_800
RX_800
TX_2.75
page B27
VOLTAGE SUPPLIES
Colored boxes represent the area in
which the components are placed.
Channel: 333
Cellular TX Freq: 834.99MHz
PCS TX Freq: 1859.97MHz
Cellular RX Input Freq: 879.99MHz
PCS RX Input Freq: 1940.01MHz
RX Input: -20dBm
TX SIGNAL
RX SIGNAL
Motorola Confidential Proprietary
This manual is Motorola property. Copying or
distribution strictly prohibited without prior written
consent from Motorola and must be returned upon
Motorola's request.
B
A
F
G
C
E
D
E
F
G
D
Band
Antenna
800
Internal
800
External
1900
Internal
1900
External
2.72V
-4.6V -4.65V 2.69V
-4.65V
2.69V 2.72V -4.3V
2.2V
-4.15V -4.16V 2.18V
-4.15V
2.19V 2.21V -4.1V
RX:-21 dBm@PCS
TX:+26 dBm
RX:-20 dBm@PCS
TX:+26 dBm
RX:-21.4 dBm@Cellular
TX: 25.2 dBm
RX:-20 dBm@Cellular
TX: 26.4 dBm
- TDMA M3090/M3097 1
- Service Manual 1
- Level III 1
- COMPUTER SOFTWARE COPYRIGHTS 2
- About This Manual 4
- Specifications 6
- ©1999Motorola, Inc 7
- Table 3. DAMPS System 7
- Table 4. Environment 7
- Table of Contents 8
- Section B 11
- Cellular Overview 12
- US Cellular Frequency Band 13
- 832 channels 13
- Analog Cellular 16
- Cellular System 17
- AMPS Deviation in kHz 18
- Going Into Service 20
- ©1999 Motorola, Inc 23
- Figure 9. Cell Site Handoffs 25
- Cellular Telephone 26
- Landline Network 26
- Switch / Cell Site 26
- Amplitude (voltage) 28
- Microphone Speaker 30
- Accessories 32
- TDMA Easy NAM 34
- Programming 34
- Programming Sequence 35
- TDMA Test Mode 36
- NAM Programming 36
- IMPORTANT 37
- Factory 38
- Manual Test Mode 42
- Servicing Level 43
- Status Display Line 1 44
- Status Display Line 2 44
- Test Procedures 46
- Zero Bd-P3 47
- RF Cable Test 48
- Set up for Analog call 49
- RX Sensitivity Test (SINAD) 50
- TX Power Out Test 51
- 834.9900 52
- TX Maximum Deviation Test 53
- TX SAT Deviation Test 54
- TX ST Deviation Test 55
- On / Off 56
- ON / Off 56
- Set up for TDMA call 58
- >= -51 59
- < 0.01 59
- BER Measurements 60
- TX Power Measurements 61
- -2.35879 62
- Disassembly 64
- Battery Removal 65
- Antenna Removal 66
- Back Housing Removal 66
- Transceiver Board Removal 67
- Display Removal 67
- Keypad Removal 68
- Speaker Removal 68
- TDMA M3090/M3097Disassembly 69
- Parts List 70
- TDMA M3090/M3097Parts List 71
- General Description 72
- 1900 MHz IC 73
- TX Operational Description 73
- Analog TX Audio Processing 74
- Digital TX Audio Processing 74
- DSP Lucent 1629 74
- Stuart IC 75
- Figure 40. RF Block Diagram 76
- Figure 41. AL Block Diagram 77
- Electrical Parts List 78
- Service Diagrams 84
- Internal External 86
- 800*_1900 87
- -30.47 dBm@Cellular 88
- 992.31MHz 88
- RF_19.44MHZ 90
- TDMA M3090/M3097: VCO 91
- TX SIGNAL 94
- VCC_OFFSET 96
- OVCO_OUT 96
- TDMA M3090/M3097: Amp Drivers 97
- TX ON TX OFF 100
- Description 101
- DET_800_1900 102
- -10 dBm 106
- -11 dBm 106
- TDMA M3090/M3097: DCI (U201) 107
- TDMA M3090/M3097: DCI(U201) 108
- BLOCK DIAGRAM NOT NECESSARY 109
- REFER TO PAGE B27 109
- MIC_BIAS 110
- AUDIO_OUT 110
- [email protected] 110
- VOLTAGE SUPPLIES 112
- SW_EXT_B+ 114
- TDMA M3090/M3097: Charger 115
- Battery type 116
- BLOCK DIAGRAM NOT NECESSARY 117
- REFER TO PAGE B35 117
- U1000,U1500 118
- TDMA M3090/M3097: Headset/MIC 119
- TDMA M3090/M3097: DSP (U1900) 121
- TDMA M3090/M3097: DSP(U1900) 122
- REFER TO PAGE B41 123
- U201,CR1561 124
- REFER TO PAGE B43 125
- BOOM_MIC_DET 126
- U1700,U1200 126
- U1500,U1800 126
- TDMA M3090/M3097: Memory 127
- TDMA M3090/M3097: MEMORY 128
- TDMA M3090/M3097: Keypad 129
- Board Issue: P5 132
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