Table 5-2 Procedure For Testing The Displays And Keys - Honeywell UDC3300 Product Manual

5.2 How to Power Up the Controller,
Check the displays
and keys
Key error
1/01
Use the procedure in Table 5-2 to run the display and key test.
Table 5-2 Procedure for Testing the Displays and Keys
Press
SET UP
and hold in,
then
FUNCTION
at the same time
Press each key to see if it
works
If no key is pressed for 20 seconds, the test will time out and the controller
will go into control mode.
If any test fails, go to "Controller Failure Symptoms" in Section 7 —
Troubleshooting.
When a key is pressed and the prompt "KEY ERROR" appears in the
lower display, it will be for one of the following reasons:
• parameter not available,
• not in Set Up mode, press [SET UP] key first,
• key malfunction, do keyboard test.
UDC3300 Limit Controller Product Manual
Continued
Result
The controller will run a display test. All the displays will
light for 8 seconds, then the displays will look like this:
Upper Display
keys
Lower Display
try all
When the key is pressed, the lower display will indicate the
name of the key pressed.
Key Pressed
FUNCTION
LOWER DISPLAY
SET UP
RESET
+
FUNCTION+SETUP
UPPER BLANK KEY
LOWER BLANK KEY
Lower Display
FUNCTION
LWR DISP
SET UP
INCRMENT
DECRMENT
RESET
INCRDECR
FUNC SU
UNUSED
RESTORE
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