Elo Touch Solutions ET1517L Service Manual page 41

No. Issue
Panel displaying,
5 indicator OSD LED
not lighting.
Panel displaying,
6 OSD button no
response.
7 Display abnormal
Touch function no
8
response.
Touch function
9
abnormal.
Analysis
A Check internal Keypad cable connection
B Check internal Keypad cable if any broken
A Refer to No. 5
A Refer to No. 4
A Check user interface USB connection
Check internal Touch cable connection:
a. Touch cable to AD board / to Touch
B Controller board
b. Touch screen cable to Touch Controller
board
C Check Touch Power at C52
D Check Touch Driver on PC
A Check Touch Driver on PC
Solution
Re-plug in all the cables.
Replace it, if cable broken.
Re-plug in the cable, or
change a cable
Re-plug in all the cables.
Replace related circuit
components
Reinstall Touch Driver on
PC
Reinstall Touch Driver on
PC
Service Manual: ET1517L, ET1717L
ES600904 Rev B, Page 41 of 44