Table of Contents
W370/W375
2
Aug.15, 2006
Table of Contents
Introduction ................................................................................................................................... 3
Product Identification ............................................................................................................ 3
Product Names ..................................................................................................................... 3
Product Changes .................................................................................................................. 3
Regulatory Agency Compliance ........................................................................................... 3
Computer Program Copyrights ............................................................................................. 4
About This Service Manual ................................................................................................... 4
Warranty Service Policy ....................................................................................................... 5
Parts Replacement ............................................................................................................... 6
Specifications (W370/W375) ......................................................................................................... 7
Product Overview .......................................................................................................................... 9
Features ............................................................................................................................... 9
General Functions ....................................................................................................................... 11
Controls, Indicators, and Input/Output (I/O) Connectors .................................................... 11
User Interface Menu Structure ........................................................................................... 13
Battery Function ................................................................................................................. 14
Operation ............................................................................................................................ 14
Tools and Test Equipment ......................................................................................................... 14
Disassembly ................................................................................................................................ 15
Removing and Replacing the Battery ................................................................................. 16
Removing and Replacing the SIM Card ............................................................................. 17
Removing and Replacing the Bottom Housing ................................................................... 17
Removing and Replacing the Spk-gasket Vibrator,rubber pad,and Speaker ..................... 20
Removing and Replacing the Main Board and Keypad ...................................................... 22
Removing and Replacing the Top Housing ........................................................................ 27
Removing and Replacing the Top Clamshell ..................................................................... 30
Removing and Replacing the Bracket,Sub-Board,VGA module,and Receiver .................. 31
Remark ............................................................................................................................... 35
Subscriber Identity Module (SIM) and Identification Label ..................................................... 37
SIM ..................................................................................................................................... 37
Identification ....................................................................................................................... 37
Troubleshooting .......................................................................................................................... 39
W370/W375 Troubleshooting Chart ................................................................................... 39
Programming: Software Upgrade and Flexing ................................................................... 40
Part Number Charts .................................................................................................................... 41
Exploded View Parts List .................................................................................................... 43
Accessories ........................................................................................................................ 45
Index ............................................................................................................................................... 1