MKS SENTRY 1510A - Page 45

Instruction Manual #122162 45
Maintenance & Troubleshooting
Problem
Possible Cause
Corrective Action (Section)
TIM 100/120
display not on
Power not supplied
Connect power. (5.7.2)
Both positive and
negative voltage lines
not supplied
The negative voltage (-15 to -24 V
@ 50 mA) powers the display.
Supply voltage according to the
appropriate cable drawing in the
Drawings section at the end of the
manual. (5.7.2)
Contrast not adjusted
Adjust contrast using contrast knob.
(5.8.1)