LG M6100 Service Manual - Page 97
Voltage at Pin 6 of U101
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4. TROUBLE SHOOTING Checking Flow START Check the magnet No in upper side Place the magnet Yes Voltage at Pin 6 of U101 = 2.8V ? No No Voltage 2V8_EXTof ABB = 2.8V? Yes Yes Resolder U200 Replace ABB(U101) Open slide. Voltage at Pin 1 of U101 = 2.8V ? Yes Close Folder or Voltage at pin 1 of U200 =0V? Yes Does it work properly ? Yes FOLDER WILL WORK PROPERLY. No Resolder R202 & U200 No Replace U200 No Re-download software or Change the main board. - 98 -
4. TROUBLE SHOOTING
- 98 -
START
Check the magnet
in upper side
No
Voltage at Pin 6 of U101
= 2.8V ?
No
Yes
Yes
Place the magnet
Voltage 2V8_EXTof ABB
= 2.8V?
No
Replace ABB(U101)
Yes
Resolder U200
FOLDER WILL WORK
PROPERLY.
Open slide.
Voltage at Pin 1 of U101
= 2.8V ?
No
Resolder R202 & U200
Close Folder or
Voltage at pin 1 of U200
=0V?
Yes
No
Replace U200
Does it work properly
?
Yes
No
Re-download software or
Change the main board.
Yes
Checking Flow