Slide Up/Down And Trouble Shooting - LG KE590 Service Manual

4.9 Slide Up/Down and Trouble Shooting

Slide Operation scheme is shown below.
VRIO
U101
EM-0781-T5
C111
1uF
4.9.1 Slide Operation(ON/OFF)
- There is a magnet to detect the slide status, opened or closed.
- If a magnet is down to the hall-effect switch(U101) the voltage at pin 1 of U101 goes to 0V.
Otherwise, 1.8V
- This Slide signal is delivered to DBB, and the status of Slide is reported.
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
SLIDE
C112
0.01u
Slide Signal Status
L : Down (Magnetized) => Slide Down
H : Up (Not magnetized) => Slide Up
4. TROUBLE SHOOTING
- 85 -
C111
U101
C112
LGE Internal Use Only