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Samsung SGH D900i - Ultra Edition 12.9 Cell Phone 60 MB User Manual

Samsung SGH D900i - Ultra Edition 12.9 Cell Phone 60 MB
69 pages
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GSM TELEPHONE
SGH-D900i
GSM TELEPHONE
CONTENTS
1. Safety Precautions
2. Specification
3. Operation Instruction and
Installation
4. Array course control
5. Exploded View/Disassembly
and Assembly Instructions
6. MAIN Electrical Parts List
7. Block Diagrams
8. PCB Diagrams
9. Flow Chart of Troubleshooting
10. Reference data
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Samsung SGH D900i - Ultra Edition 12.9 Cell Phone 60 MB Specifications

General IconGeneral
ModelSGH-D900i
CategoryCell Phone
SeriesUltra Edition
2G NetworkGSM 900 / 1800 / 1900
StatusDiscontinued
Weight85 g
Display TypeTFT, 256K colors
Display Size2.1 inches
Display Resolution240 x 320 pixels
Memory card slotmicroSD (dedicated slot)
Internal Memory60 MB
Primary Camera3.15 MP
VideoQCIF@15fps
Secondary CameraNo
Alert typesVibration; Downloadable polyphonic, MP3 ringtones
LoudspeakerYes
3.5mm jackNo
WLANNo
Bluetooth2.0, A2DP
RadioNo
MessagingSMS, MMS, Email
BrowserWAP 2.0/xHTML
GamesYes
JavaYes, MIDP 2.0
Battery TypeRemovable Li-Ion 800 mAh battery
Battery Capacity800 mAh
Stand-byUp to 300 h
Dimensions12.9 mm
Pixel Density190 ppi
USBv2.0

Summary

Safety Precautions

1-1. Repair Precaution

Guidelines for safe and proper repair procedures, tools, and environment.

1-2. ESD Precaution

Measures to prevent damage to sensitive electronic components from electrostatic discharge.

Specification

2-1. GSM General Specification

Technical specifications for GSM network bands, frequencies, and modulation.

2-2. GSM TX Power Class

Details on transmit power levels for different GSM bands and control levels.

2-3. GSM EDGE TX Power Class

Transmit power class specifications for GSM EDGE technology.

Operation Instruction and Installation

Main Function

Overview of the mobile phone's primary features and capabilities.

Array Course Control

4-1. Software Adjustments

Procedures for adjusting software settings related to phone operation.

4-2. Software Downloading

Steps and prerequisites for downloading software onto the device.

Exploded View/Disassembly & Assembly Instructions

5-1. Cellular Phone Exploded View

Diagram showing all components of the phone disassembled for identification.

5-2. Cellular Phone Parts List

Comprehensive list of all parts with their design location and SEC codes.

5-3. Disassembly and Assembly Instructions

Step-by-step guide on how to take apart and reassemble the phone.

Electrical Parts List

Block Diagrams

7-1. RF Solution Block Diagram

Block diagram illustrating the radio frequency signal path and components.

7-2. BT Solution Block Diagram

Block diagram detailing the Bluetooth subsystem architecture.

7-3. Base Band Solution Block Diagram

Block diagram of the baseband processing unit and its interfaces.

PCB Diagrams

Top Layer PCB Diagram

Diagram showing component layout on the top side of the printed circuit board.

Bottom Layer PCB Diagram

Diagram showing component layout on the bottom side of the printed circuit board.

Flow Chart of Troubleshooting

9-1. Power On Troubleshooting

Flowchart for diagnosing issues related to the device not powering on.

9-2. Initial Operation Troubleshooting

Flowchart for troubleshooting initial startup failures or basic operation issues.

9-3. Charging Part Troubleshooting

Flowchart for diagnosing problems with the phone's charging system.

9-4. SIM Part Troubleshooting

Flowchart to diagnose issues with SIM card detection or functionality.

9-5. Microphone Part Troubleshooting

Flowchart for troubleshooting microphone or audio input problems.

9-6. Speaker Part Troubleshooting

Flowchart to diagnose issues with the speaker or melody playback.

9-7. Key Data Input Troubleshooting

Flowchart for diagnosing problems with keypad input and display feedback.

9-8. Receiver Part Troubleshooting

Flowchart for troubleshooting issues with the phone's receiver.

9-9. Back Light Troubleshooting

Flowchart for diagnosing problems with the main LCD backlight.

9-10. Key Back Light Troubleshooting

Flowchart for troubleshooting issues with the keypad backlighting.

9-11. Camera Part Troubleshooting

Flowchart for diagnosing problems with the camera function.

9-12. GSM Receiver Troubleshooting

Flowchart for diagnosing GSM receiver signal reception issues.

9-13. GSM Transmitter Troubleshooting

Flowchart for diagnosing GSM transmitter signal output issues.

9-14. DCS Receiver Troubleshooting

Flowchart for diagnosing DCS receiver signal reception issues.

9-15. DCS Transmitter Troubleshooting

Flowchart for diagnosing DCS transmitter signal output issues.

9-16. PCS Receiver Troubleshooting

Flowchart for diagnosing PCS receiver signal reception issues.

9-17. PCS Transmitter Troubleshooting

Flowchart for diagnosing PCS transmitter signal output issues.

9-18. Bluetooth Part Troubleshooting

Flowchart for diagnosing Bluetooth connectivity or functionality problems.

9-19. Radio Part Troubleshooting

Flowchart for diagnosing general radio reception or transmission issues.

Reference Data

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