According to Internal Timezone Table#

This setting is suitable for autonomous digital clocks or in cases where the displayed time is needed in another timezone than provided by the synchronization source. Displayed time and date calculation is based on the internal timezone table or on the user-specific timezone parameters – see timezone table.

Item

Set Value(s)

Description

o1

0–64, A

According to the timezone in which the source of synchronization works (e.g. value 2 for DCF in west Europe, value A for NTP synchronization)

Value A only for synchronization source working with UTC time

o2

1–11, A

Autonomous operation or any type of the synchronization signal

o4

0

MOBALine timezone is not used

o5

0

Timezone server is not used

d2

0–64, U

Display time and date by calculation from the UTC time according to chosen timezone including daylight saving time