6
· Stand on suitable rubber mats (obtained locally, if necessary) to insulate you from grounds such as metal
floor strips and machine frames.
· Observe the special safety precautions when you work with very high voltages. These instructions are in
the safety sections of maintenance information. Use extreme care when measuring high voltages.
· Regularly inspect and maintain your electrical hand tools for safe operational condition.
· Do not use worn or broken tools and testers.
· Never assume that power has been disconnected from a circuit. First check that it has been powered off.
· Always look carefully for possible hazards in your work area. Examples of these hazards are moist floors,
non-grounded power extension cables, power surges, and missing safety grounds.
· Do not touch live electrical circuits with the reflective surface of a plastic dental mirror. The surface is
conductive such touching can cause personal injury and machine damage.
· Do not service the following parts with the power on when they are removed from their normal operating
places in a machine.
1. Power supply units
2. Pumps
3. Blowers and fans
4. Motorgenerators
and similar units. (This practice ensure correct grounding of the units.)
· If an electrical accident occurs
1. Use caution ; do not become a victim of yourself.
2. Switch off power.
3. Send another person to get medical aid.
Ch1. Service information
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 ...