43
Note
If replacing a part (FRU) does not solve the problem, put the original part back in the computer.
Do not replace a non-defective FRU.
The symptom-to-part index in this section lists symptoms and errors and their possible causes.
The most likely cause is listed first.
Power system checkout
· To verify a symptom, do the following :
1. Power off the computer.
2. Remove the battery pack.
3. Connect the AC adapter.
4. Check that power is supplied when you power on the computer.
5. Power off the computer.
6. Disconnect the AC adapter and install the charged battery pack.
7. Check that the battery pack supplies power when you power on the computer.
· If you suspect a power problem, see the appropriate one of the following power supply checkouts :
1. Checking the AC adapter
2. Checking the operational charging
3. Checking the battery pack
4. Checking the backup battery
· Checking the AC adapter
If the power-on indicator does not turn on, check the power cord of the AC adapter for correct continuity
and installation.
If the computer does not charge during operation, go to “Checking operational charging.”
Chapter 4. Symptom-to-part index
Ch4. Symptom-to-part index
Summary of Contents for P1
Page 2: ...0 Service Manual S1 P1 LG Electronics ...
Page 21: ...19 System Block Diagram Ch3 System information ...
Page 59: ...57 2 Pull the HDD Assy out in the direction shown below Ch5 Removing and replacing a part ...
Page 63: ...61 3 Disconnect the keyboard connector Ch5 Removing and replacing a part ...
Page 65: ...63 Ch5 Removing and replacing a part ...
Page 68: ...66 Ch5 Removing and replacing a part ...
Page 72: ...70 Ch5 Removing and replacing a part ...
Page 77: ...75 4 Remove the Cardbus 5 in 1 Dummy Ch5 Removing and replacing a part ...
Page 79: ...77 Ch5 Removing and replacing a part ...
Page 83: ...81 3 Remove the Main Board Ch5 Removing and replacing a part ...
Page 86: ...84 3 Remove the Audio sub board Ch5 Removing and replacing a part ...
Page 88: ...86 2 Remove the Finger Printer Ch5 Removing and replacing a part ...
Page 90: ...88 2 Remove the Touchpad Ch5 Removing and replacing a part ...
Page 92: ...90 2 Disassemble the LCD Hook located on top of LCD Ch5 Removing and replacing a part ...
Page 97: ...95 Ch5 Removing and replacing a part ...
Page 106: ...Rocky W EXPLODED VIEW 2 NSCRC NBRKH NSCRC NCSNH NHDD1 NLAN1 NCVRC NMEM1 NCVRS ...
Page 113: ...Rocky W EXPLODED VIEW 9 NSCR2 NSCR2 NSCR2 NSCR2 NSUBB NSUBT NSUBF NSUBA NSCR2 ...
Page 118: ...Rocky W EXPLODED VIEW 14 NSCR7 NSCR7 NFAN1 NSCRA NFAN2 NSCR7 NMDM1 NCPU1 NMEM1 ...