Nokia RH-21 Series Manuals

Manuals and User Guides for Nokia RH-21 Series. We have 3 Nokia RH-21 Series manuals available for free PDF download: Troubleshooting Manual, Disassembly/Assembly, Technical Documentation Manual

Nokia RH-21 Series Troubleshooting Manual

Nokia RH-21 Series Troubleshooting Manual (38 pages)

Brand: Nokia | Category: Transceiver | Size: 0.31 MB

Table of Contents

Table of Contents
3
Baseband Troubleshooting
5
- General Testing Information
  5
- Phone Does Not Start up Normally or Does Not Stay on
  8
- Flash Programming Does Not Work
  10
- Charging
  12
- Audio Failures
  13
- Accessory Detection
  15
- Sleep Clock
  16
- User Interface
  18
Receiver Troubleshooting
20
Transmitter Fault-Finding
28
Synthesizer Fault-Finding
34
- 19.44 Mhz Reference Oscillator
  34
- Rx Vhf Vco
  36
- Tx Vhf Vco
  37
- UHF Synthesizer
  37

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Nokia RH-21 Series Disassembly/Assembly

Nokia RH-21 Series Disassembly/Assembly (16 pages)

Brand: Nokia | Category: Transceiver | Size: 0.77 MB

Table of Contents

Table of Contents
3
ESD Protection
5
Step-By-Step Disassembly Guide

5
- Remove B-Cover
  5
- Remove RF Plug
  6
- Remove A-Cover
  6
- Remove Screws
  6
- Remove Lightguide Assembly
  7
- Remove Metal Frame and Earpiece
  7
- Remove PWB Assembly
  8
- Remove Shielding Lids
  9
- Remove Components from D-Cover Assembly
  9
- SALT Speaker
  10
Step-By-Step Assembly Guide

11
- Mount Components in D-Cover
  11
- Mount Shielding Lids on PWB
  12
- Mount PWB on D-Cover
  12
- Mount Earpiece and Metal Frame
  12
- Mount Domesheet
  13
- Mount Display Assembly on D-Cover
  13
- Mount Screws
  14
- Mount Keymat and A-Cover Assembly
  14
- Insert RF Plug
  15
- Place Battery
  16
- Mount B-Cover Assembly
  16

Nokia RH-21 Series Technical Documentation Manual

Nokia RH-21 Series Technical Documentation Manual (16 pages)

Service Tools

Brand: Nokia | Category: Transceiver | Size: 0.7 MB

Table of Contents

Table of Contents
3
Flashing and Testing Setups
11
- FPS-8 Flash Prommer for Heavy Flash
  11
- FPS-8C Flash Prommer for Heavy Parallel Flash
  11
User Instructions
12
- Fla-39
  12
- Mjf-23
  14

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