96 Alarm system · From MY '02 all 911 Carrera models have a ? A selective gyroscope supports the posi-

911 Elektrik 9 96 Alarm system From MY '02 all 911 Carrera models have a ? A selective gyroscope supports the posi- functional extension in the alarm system. tioning fixing and enables, when re- quired, faster calibration of the PCM. If the doors are opened manually with a key via the door lock, the ignition must be ? Processor with 72 MIPS (mega instruc- switched on within 10 seconds, or the alarm tions per second) instead of previous 16 is activated. MIPS. If the alarm system is activated, it can be ? Flash memory (memory for saving pro- deactivated by switching on the ignition or gram and other important data, e.g. last by actuation of the hand-held transmitter. position before power failure, etc.) with 4 MB instead of 2 MB. Note ? Memory with 16 MB instead of 2 MB. This modification makes the former function of lowering of door window and opening of It is possible to retrofit this new navigation soft top by holding vehicle key in unlocking computer in cars pre-delivered with PCM. position no longer possible. To function satisfactorily, the drive also re- quires the new software (CD ROM 2000-2) which was introduced at the same time. 9110 PCM (Porsche Communication The new CD is absolutely essential for the Management) retrofit of the navigation computer. This CD can also be used as a normal update for During MY ‘01 (January 2001) a new naviga- previously delivered units. tion computer has been introduced for the PCM. The new CD (release 2000-2) provides the following functional extensions for the PCM, The following improvements on the previous which will also be of benefit to previously model have been introduced: delivered units: ? A 4x CD-ROM drive allows much faster ? New databank, issue quarterly 4/99 access times to navigation data. This al- lows rapid computing of routes and de- ? Faster calibration of distance sensor viations from the given route guidance through utilisation of road curve radii. are generated faster. Furthermore, pro- ducing maps in various scales is speeded ? Improved GPS reset handling, i.e. faster up. recovery after position loss (e.g. in un- derground garages, insufficient satellite ? A 12-channel GPS receiver replaces the link, etc.). 8-channel version. This results in quicker and more accurate position fixing of the vehicle. 2002 Service Information 9 - 27