911 Carrera Cabriolet (996) F6-3.4L (1999)
MOST Unlock Counter
Interruptions occur in the system if perfect communication is no longer possible. If the relevant threshold values are exceeded, an entry is recorded in the
appropriate control module and the 'unlock counter' is incremented.
Navigation
Navigation
The navigation module is designed as a module box, which can be inserted in the PCM2 as an option. After the insertion, an electronic switch is opened
automatically and the module is integrated into the MOST ring.
PCM2 Control Module (Head Unit)
PCM2 Control Module (Head Unit)
The PCM2 control module (head unit) includes the following components:
Internal:
PCM2 gateway
PCM2 Man Machine Interface (MMI)
Amplifier (internal)
Tuner
Single CD
Navigation (optional/Insertion)
VOCS (voice control system) (optional/insertion)
Controller Area Network (CAN) Comfort
MOST switch
External:
External amplifier (optional, Harman or BOSE)
CD changer (CDC), (optional)
Telephone/telematics (optional)
The PCM2 consists of at least two but a maximum of four MOST nodes, (Gateway, MMI and optional Navigation and VOCS (optional)), which
communicate electronically with each other via MOST. Data is transferred outside of the PCM2 via the optical MOST.
Ring Break Diagnosis Line
Ring Break Diagnosis Line
The ring break diagnosis line is an electrical lead, which, as a stub cable, connects the individual MOST control modules in the system with one another.
The existing MOST control modules are checked at regular intervals during communication with the control modules via the electrical/optical MOST.
Single CD
Single CD
The CD player is part of the PCM2. It is used to play the audio and navigation CDs as well as to update the navigation system.
Special Function
Special Function
The following functions can be run using this menu item:
-
Read address book
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Write to address book
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Read user data
-
Write user data
-
Read coding
-
Write coding
-
MOST actual installed components list
Telephone/Telematics (Optional)
Telephone/Telematics (Optional)