Document Title
SV42LMUB_AX_US_HSM
Page No.
46 / 92
Document No.
LF100-000210
Revision
1.0
The information contained in this document is the exclusive property of HannStar Display Corporation. It shall not be
disclosed, distributed or reproduced in whole or in part without written permission of HannStar Display Corporation.
6.3 Abnormal Sound
Workmanship
Speaker NG
CheckU36
24/3.3/1.8V
Reinsert
Speaker
Cable
Power +24V,3.3
V1.8 Fail
Change U36
U36 NG
U1 Circuit Fail
YES
NO
YES
NO
YES
NO
NO
YES
Change
Speaker
Abnormal Sound
Check U36
reset/clk/I²C
Reset/clk/I²C fail
NO
Change U36
Circuit
U6 Circuit Fail
NO
Check
U1Circuit
YES
YES
END
NO