Note:
To enter the Text mode, press 48#68
on the phone, then hold down * key.
5-7
Troubleshooting
C109
signal level is higher
than normal value?
Q604 collector
voltage level is higher
than approx. 3V?
START
In the Test mode, select
’Baseband Test’ then
select ’Vibrator Mode’.
Check for the Vibrator.
Replace if defective.
Replace Q605.
NO
NO
YES
YES
Check for Q604.
Replace if defective.
END
5.7 Vibrator Trouble
Summary of Contents for BD38
Page 1: ...GSM PHONE SERVICE MANUAL MODEL BD38 1st version 2004 06 09 ...
Page 2: ...Rev 1 00 ...
Page 32: ...5 14 Troubleshooting ...
Page 35: ...6 PCB Diagram 6 1 Main PCB 6 1 Top View ...
Page 36: ...6 2 PCB Diagram Bottom View ...
Page 42: ...8 Exploded View and Parts List 8 1 Exploded View Main 8 1 1 Main 8 1 ...
Page 46: ...9 Block Diagram 9 1 BB Block Diagram 9 1 ...
Page 47: ...Block Diagram 9 2 RF Block Diagram 9 2 ...
Page 48: ...10 Schematic Diagram 10 1 Key Pad 10 1 ...
Page 49: ...10 2 Schematic Diagram 10 2 Main Board 10 2 1 Chipset ...
Page 50: ...10 3 Schematic Diagram 10 2 2 Memory Melody ...
Page 51: ...10 4 Schematic Diagram 10 2 3 Audio SIM ...
Page 52: ...10 5 Schematic Diagram 10 2 4 Connector ...
Page 53: ...10 6 Schematic Diagram 10 3 RF Top Schematic 10 3 1 RF PAM ...
