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TDMA T2297
Service manual
Motorola TDMA T2297 Service Manual
Talkabout digital wireless telephone
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Contents
Table of Contents
Bookmarks
Table of Contents
About this Manual
Model and Kit Identification
Service
General Safety Information
Portable Operation
Mobile Operation (Vehicle Adaptor)
Portable/Mobile Telephone Use and Driving
Specifications
Table of Contents
Cellular Overview
Introduction
Control (Data) Channels
Voice Channels
Signaling Protocol
Analog Cellular
Signaling Tone (ST) and Digital ST (DST)
SAT (Supervisory Audio Tone) and DSAT (Digital SAT)
DTMF (Dual Tone Multi-Frequency)
Analog Cellular Signal Summary (AMPS and NAMPS)
Going into Service
Placing a Call (Mobile to Land or Mobile to Mobile)
Receiving a Call (Land to Mobile)
Power Steps
Hand-Offs
Call Termination
Digital Cellular
Multiplexing
FDMA (Frequency Division Multiple Access)
Digitizing Voice
TDMA (Time Division Multiple Access)
Digitization and TDMA
Digitization of Voltage
Conventional Radio
TDMA Radio
Accessories
TDMA EASY NAM Programming
Introduction
User Mode Programming
Programming Sequence
Enter Programming Mode
Enter Security Code
Enter Phone Number
Programming a Second no
If You Make a Mistake
TDMA Test Mode NAM Programming
Introduction
Entering Test Mode NAM Programming
NAM Programming Steps
NAM Data
User Mode Programming
Test Mode NAM Programming Sequence
Manual Test Mode
Introduction
Entering Manual Test Mode
Status Display Level
Servicing Level
Test Procedures
Introduction
Automatic Call-Processing Tests
Analog Test Measurements
Digital Test Measurements
Test Connections
RF Cable Test
To Test the RF Cable for Proper Loss
Set up for Analog Call
Registration
Select CALL CNTL from the to Screen
Origination
RX Sensitivity Test (SINAD)
Test Mode Commands
Communications Analyzer Setup
TX Power out Test
Test Mode Commands
Communications Analyzer Setup
Test Mode Commands
Communications Analyzer Setup
TX Maximum Deviation Test
Test Mode Commands
Communications Analyzer Setup
TX SAT Deviation Test
Procedure
Select CALL CNTL from the to Screen
TX ST Deviation Test
Test Mode Commands
Communications Analyzer Setup
Setting up for PCS TDMA Measurements
Power up the PCS Adapter, after Two Beeps Are Heard Power up the 8920B
Setting up for PCS TDMA Measurements
Set up for TDMA Call
Call Process
Registration
Select CALL CNTL from the to Screen
Origination
MAHO Measurements
Setting up the MAHO Measurement
Measuring MAHO
BER Measurements
PCS Mode Handset Commands
BER Measurement Procedure
TX Power Measurements
PCS Mode Handset Commands
Digital TX Power out Test Procedure
TX Frequency Error Measurements
PCS Mode Handset Commands
TX Frequency Error Measurement Test
EVM Measurements
PCS Mode Handset Commands
TX Frequency Error Measurement Test
Disassembly
Introduction
Recommended Tools
Battery Removal
Antenna Removal
Back Housing Removal
Transceiver Board Removal
Display Removal
Keypad Removal
Speaker Removal
Parts List
Introduction
Mechanical Explosion
General Description
Nadc IC
TX Operational Description
Power Amp Integrated 800 Mhz or 1900 Mhz IC
Analog TX Audio Processing
Antenna Circuit
RX Front End
Digital TX Audio Processing
DSP Lucent 1629
Stuart IC
Gcap II
Service Diagrams
Antenna Circuit
Front End IC(U10)
Zifsynth(U110)
Vco
TX Offset Oscillator
Exciter
PA Circuit
RF Detect
Reference Oscillator
DCI(U1800)
Gcap2(U1500)
Voltage Regulators
Charger
Audio Circuit
Dsp(U1900)
Stuart(U1907)
Call Processor(U1000)
Memory
Keypad
Connectors
Layout Side 1
Feedback Form
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Service Manual
Level 3
Release 1
™
DIGITAL WIRELESS TELEPHONE
TDMA T2290/T2297
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