- Omega Real-Time Clock Users' Guide

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PARAMETER MENU
RESTORE FACTORY DEFAULTS
Use the RST and/or arrow keys to display   and
press PAR. The meter will display  and then returns
to  . Press DSP key to return to the Display Mode.
This will overwrite all programmed user settings with the
Factory Default Settings shown in the Parameter Value Chart. For the PTC901,
the Time and Date stored in the Real-Time Clock, as well as the RTC
Claibration Offset value, are NOT overwritten by this parameter. However, the
Time and Date Display Formats will revert back to the Factory Default Settings.
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

TROUBLESHOOTING
For further assistance, contact technical support at the appropriate company numbers listed.
6.9 MODULE 9 - FACTORY SERVICE OPERATIONS ()
Enter the desired Display Intensity Level (0-15) by
using the arrow keys. The display will actively dim or
brighten as the levels are changed. This parameter also
appears in Quick Programming Mode when enabled.
DISPLAY INTENSITY LEVEL
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
E-&7
PROBLEM REMEDIES
NO DISPLAY CHECK: Power level, power connections
PROGRAMMING LOCKED-OUT
CHECK: User input set for program lock-out function is in Active state
ENTER: Security code requested
TIMER NOT RUNNING
CHECK: Input wiring, Timer plug jumper setting, Timer input programming in Module 1,
input signal level, Timer Inhibited by Input B or a user input
CERTAIN DISPLAYS ARE LOCKED-OUT CHECK: Display Lock-out programming in Module 3
MODULES or PARAMETERS NOT ACCESSIBLE
CHECK: Corresponding plug-in card installation, Program Lock-out/ Value Access
parameter programming in Module 3
USER INPUT NOT WORKING PROPERLY
CHECK: User input wiring, user input plug jumper setting, user input signal level,
user input programming in Module 2
OUTPUTS NOT WORKING PROPERLY CHECK: Setpoint plug-in card installation, wiring, Setpoint programming in Module 6
REAL-TIME CLOCK NOT WORKING PROPERLY
CHECK: RTC plug-in card installation, RTC programming in Module 8, check for
proper battery installation, replace battery. DO NOT ADJUST TRIM CAP ON RTC CARD!
SERIAL COMMUNICATIONS NOT WORKING
CHECK: Serial plug-in card installation, Serial wiring, Serial settings in Module 7,
host settings
ERROR CODE ( )
PRESS: Reset key (If unable to clear, contact factory.)
Shaded areas are model dependent.