![background image](http://html1.mh-extra.com/html/omega/rd2800-series/rd2800-series_user-manual_4188131128.webp)
-124-
21. MAINTENANCE
21.4 Troubleshooting
3
Display Abnormal
Symptoms
Causes and remedial measures
1) Measured value blinks.
Measured value of the channel in which an alarm activates. See
Section 10.3.
2) Measured value is blank.
No measured value is displayed for the skipped channel.
3) Year, month, day, hour and minute
are displayed.
This is one of the operation screens (Clock display). See Section 6.4.
4) “
” is displayed at the left end.
This is one of the operation screens (Alarm activation screen). See
Section 6.4.
4
Printing Abnormal
Symptom
Causes and remedial measures
1) No printing is executed.
•
Check if the printer is turned off. See Section 6.2.
•
Check if the cassette ribbon is mounted normally.
2) Digital printing is not executed.
All digital printings are not executed if the chart speed is programmed
to be faster than 150mm/h. See Section 10.2.
3) Printing color is pale.
Replace the cartridge pen or the plotter pen.
4) Chart paper feed is abnormal.
•
Check if the chart paper is unlatched from the sprocket.
•
Check if the chart paper cassette is securely inserted into the
internal unit.
•
Check if the chart paper has been shuffled before loading it.
5
Other Troubles
Symptoms
Causes and remedial measures
1) Keys are not acceptable.
2) Parameters cannot be changed.
Keys are locked. Unlock them. See Section 11.12.
3) Prarameters remain unchanged
after changing them.
To store parameters to be programmed for each channel, press
and simultaneously. If not, parameters are not
stored into memory. See Section 8.2 and other sections for
programming.
If the above troubleshooting cannot solve your problem, certain parts may be defective. Check the following
items and contact your CHINO’s sales agent.
(1) Model (2) Serial No. (3) Details of trouble (4) Other symptoms found
Request
SHIFT
SHIFT