Mercedes-Benz ACTROS 2002, Operating Instructions Manual

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Technical terms
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GM
(base module)
->Control unit abbreviation
Central electronic module, which is
connected via the ->CAN to the front
module ->FM and the rear end module
->HM.
GS
(gear control unit)
->Control unit abbreviation
The gear control unit is a monitored
electronic system and is part of the
Telligent
®
gearshift or Telligent
®
auto-
matic gearshift system.
GSM
(Global System for Mobile Communica-
tions)
The GSM standard establishes the
guidelines for constructing a cellular
digital mobile system. Thanks to this
uniform standard, it is possible to use a
mobile phone abroad. Within GSM
there are approximately 300 network
operators in 120 countries. The trans-
mission method is digital.
HM
(rear end module)
->Control unit abbreviation
Electronic control module; which is
connected via the ->Controller Area
Network to the base module ->GM and
the front module ->FM.
HPS
(hydraulic pneumatic gearshift)
Transmission shifting which transfers
the shift movements to the transmis-
sion hydraulically. Pneumatic units on
the transmission shift the ->splitter unit
and the range group.
HZR
(heating control and air conditioning)
->Control unit abbreviation
Electronic control module for the auto-
matic air conditioning.
INS
(instrument panel)
->Control unit abbreviation
The instrument panel is an independ-
ent control unit. It controls the indica-
tor lamps, needle instruments and the
multi-function display.