VX8500
4.1.2.3 Checking Control signal
U107 Pin49 (SBST0)
Pin50 (SBDT0)
Pin51 (SBCK0)
Check Pin 49(SBCK0),
Pin 50(SBST0)
Pin 51(SBDT0) of U107
Check if there is
Any Major Difference
◆ Refer to Graph 4.1.1(c,d)
Check Pin 49(SBCK0),
Pin 50(SBST0)
Pin 51(SBDT0) of U107
Check if there is
Any Major Difference
◆ Refer to Graph 4.1
.1(c,d)
LG Electronics Inc.
Test Point
Checking Flow
YES
Similar?
NO
Download the SW
YES
Similar?
NO
Replace Board
6 2
Control Signal is Ok
See next Page to Check
RF signal path
Control Signal is Ok
See next Page to Check
RF signal path