Technical Support - MDM 29/97 599 76 11-68 Rev. 01
6.4 Phases of the diagnostics test
Irrespective of the type of circuit board and the configuration of the selector, after entering the diagnostic mode,
turn the programme selector dial clockwise to perform the diagnostic cycle for the operation of the various
components and to read any alarms.
Concurrently, a selector control code is shown on the LCD display, which indicates for two seconds the
description in the last column of the table below.
(All alarms are enabled in the diagnostic cycle.)
- The LEDs, groups of symbols
in the LCD screen and the
backlight of the display are
turned on in sequence
- Touch a sensor to turn on
the group of icons in the LCD
screen or the corresponding
LED and the buzzer sounds
at the same time