YSI 60 User Manual
Page 22
18
Symptom
Possible
Cause
Action
11. Main display reads “PErr”
•
Incorrect sequence of keystrokes.
•
Refer to manual section for step by
step instruction for the function you
are attempting.
12. Main display reads “Err”
(Secondary display reads “ra”)
•
System has failed its RAM test
check procedure.
•
Turn instrument OFF and back ON
again.
•
Return the system for service (pg 21)
13. Main display reads “Err”
(Secondary display reads “ro”)
•
System has failed its ROM test
check procedure.
•
Turn instrument OFF and back ON
again.
•
Return the system for service (pg 21)
16. Main display reads “FAIL”
(Secondary display reads “eep”)
•
EEPROM has failed to respond in
time.
•
Return the system for service (pg 21)
16. Readings on main display don’t
change
•
Meter is in recall mode.
•
Press MODE key to return to Normal
Operation (pg 5, 11)