40
ED250
01-2018
DL4614-080
dormakaba ED250 IG Service Manual
Chapter 18
18.1 Information and error codes
18 Troubleshooting
1
4 button keypad
2
2 digit display
> 3s Reset
< 3s Quit
> 3s
PRG
< 3s
LEARN
Fact-Setup
> 3s
> 8s
1
2
Fig. 18.1.1 User interface
Fig. 18.1.3 Program switch
7
Program switch,
Close position
AUTO
CLOSE
OPEN
7
18.1.1 Overview
Operator monitors internal circuits and external safety
circuits managed by the operator.
18.1.2 Error and information messages
1. With operator in use, certain situations may develop
resulting in error or information messages.
2. Operator attempts to identify the cause and respond
accordingly.
3. Response depends on the severity of the error:
• Information message (
ln
)
• Error message (
E
)
• Deactivating the operator's automatic function;
operator will switch to emergency mode. Users can
then access door manually.
18.1.3 User information display.
User interface display, or Dorma Handheld displays:
• Information
ln
codes
• Error message
E
codes
18.1.4 Viewing error messages.
To access and view error messages, briefly press the
right
button on the 4 button keypad.
18.1.5 Red LED on operator
.
Red LED on terminal interface board displays blinking
codes for:
• Certain
ln
information
• E
status codes (Para. 18.2)
18.1.6 Resetting error codes.
Options for resetting error codes:
1. Set program switch in Close (off) position.
2. User interface Reset buttons:
• Press both left
and right
buttons >3s to reset
system (v1.8).
3. Power reset:
• Turn power switch OFF.
• Turn power switch back on after 10 seconds.
CAUTION
Always analyze and remove cause for error
before resetting error message!
E status code troubleshooting chart
(Para. 18.3.4) is intended as a guide for
diagnosing errors.
TIPS AND RECOMMENDATIONS
Para. 18.2, LED status codes
Para. 18.3, Information codes
Para. 18.4, Error codes
Fig. 18.1.2 Operator status LEDs
1
Red LED
2
Yellow LED
3
Green LED
4
PCB assembly
5
Accessory
terminal board
4
1
2
3
5
NOTICE
Cement case cover must be removed to access
user interface and status LEDs.
