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Manuals and User Guides for Techfaith ROCK. We have
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Techfaith ROCK manual available for free PDF download: Repair Manual
Techfaith ROCK Repair Manual (37 pages)
Brand:
Techfaith
| Category:
Cell Phone
| Size: 0 MB
Table of Contents
Table of Contents
1
General
3
The Purpose of the Manual
3
General Safty Notice
3
Summarize
4
Identity and Safety
4
GSM System Theory
5
General
5
The General Concept of Honeycomb
5
GSM Introduction
5
Servic Area
7
GPRS Introduction
8
ROCK Detail Schematic Circuit Introduction
9
RF Circuit Introduction
9
Baseband Circuit Introduction
11
Power Management Circuit Introduction
12
Peripheral Driver Circuit
13
Display and Camera
13
LCD Backlight and Leds
14
Switches (Keypad)
15
Audio Subsystem
15
Radiogram System
17
SIM Interface
18
System Connector
18
Mobile Measurement Fundamentals Introduction
19
Equipment Configuration
20
EGSM Measurement Step
20
DCS Measurement Step
21
PCS Measurement Step
22
Trouble Shooting
23
Attentions
23
Repair Equipments and Tools
24
Phone Repair
25
Receiver no Sound, Microphone no Voice
25
Incapable Power
25
LCD Abnormal Display
26
Speaker no Sound
28
Camera Abnormal Function
28
Mobile Can't Identify the SIM Card
29
No Vibration
29
Key Press no Function
30
RF Trouble Shootin
30
Schematics
31
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