Electrical systems – 5000 Diagnostic and troubleshooting T-code 781
Valid from serial number 904519-
Date 2005-11-04
Order number 229735-040
Option buttons check
Table 16: Option buttons check Element
Segment
Function
[S116]
Segment on when option button 6 is pressed.
[S115]
Segment on when option button 5 is pressed.
[S114]
Segment on when option button 4 is pressed.
[S111]
Segment on when option button 3 is pressed.
[S112]
Segment on when option button 2 is pressed.
[S113]
Segment on when option button 1 is pressed.
Display test mode The digital display [A6] itself can be tested to verify all the segments of the display function correctly. To select Display test mode carry out the following procedure: • Ensure the battery is connected. • Ensure the truck is switched off. Press
on the keypad.
• Press and hold horn button S18 for at least 1 second, enter a valid PIN-code and then press Fig. 15
on the keypad.
• Hold S18 depressed until “d” is displayed (Fig. 15), then release S18. All number segments on the display and symbol lamps should flash sequentially (Fig. 16).
Fig. 16 11- 36
Service Manual
7SM08F
© TIEE SARL
