5-7
Troubleshooting
5.7 Vibrator Trouble
START
In the Test mode, select ‘Function Test’
then select ‘Vibrator Mode’.
U405 Pin 19 voltage
Level is higher than
3V ?
Replace U405.
Check the Signal level at the
U402 Pin 3.
NO
YES
U402 Pin 3
voltage is 0V when Vibrator
operated
NO
YES
Check CN301 Pin 26.
If CN301 Pin 26 is well connected then
replace Vibrator.
Replace U402.
END
Summary of Contents for V310
Page 1: ...GPRS PHONE SERVICE MANUAL MODEL V310 ...
Page 2: ...Rev 1 00 ...
Page 6: ...1 2 Introduction Memo ...
Page 16: ...3 5 Disassembly Instruction 3 4 Exploded View and Parts List 3 4 1 Exploded View Main ...
Page 17: ...3 6 Disassembly Instruction 3 4 2 Exploded View Folder ...
Page 43: ...5 20 Troubleshooting Memo ...
Page 44: ...6 1 6 Block Diagram 6 1 BB Block Diagram ...
Page 45: ...6 2 Block Diagram 6 2 RF Block Diagram ...
Page 46: ...6 3 7 Schematic Diagram 7 1 Key Pad ...
Page 47: ...7 2 Schematic Diagram 7 2 Main Board 7 2 1 Chipset Calypso IOTA ...
Page 48: ...7 3 Schematic Diagram 7 2 2 Memory Melody Charger ...
Page 49: ...7 4 Schematic Diagram 7 2 3 Audio ...
Page 50: ...7 5 Schematic Diagram 7 2 4 I O B d to LCD Connector SIM Interface ...
Page 51: ...7 6 Schematic Diagram 7 2 5 Camera ...
Page 52: ...7 7 Schematic Diagram 7 3 RF Schematic 7 3 1 RF PAM ...
Page 53: ...7 8 Schematic Diagram 7 3 2 RF Main IC ...
Page 54: ...7 9 Schematic Diagram Memo ...
Page 55: ...8 1 8 PCB Diagram 8 1 Main PCB Top View ...
Page 56: ...8 2 PCB Diagram Bottom View ...
