Menu item Function · ♦External ring startup status It is displayed under this menu item that instal

911 Turbo (996) PCM2/CDR23 91 Menu item Function ♦External ring startup status It is displayed under this menu item that installed MOST control modules on the external ring can be read out from the actual installed components list. ♦9588 Connect and start the Porsche System Tester II and switch on the ignition. ♦Select vehicle type 911 (996) and the PCM2-GW control module and press the >> key. ♦Select the Input signals menu item and press the >> key. ♦Mark the "External ring startup status" menu item using the > key and press the >> key ♦Read out values from the display field. Single CD The CD player is part of the PCM2. It is used to update the naviga- tion system. Voice control system (VOCS) The VOCS is designed as a module box which can be pushed into the PCM2 (optional). After the insertion, an electronic switch is opened and the module is integrated into the MOST ring. Drive links Drive links of the PCM2 can be activated with this menu item. This allows the function of the drive links to be assessed very quickly. The following drive links can be activated with the 9588 Porsche System Tester II: ♦MOST bus switch on ♦MOST bus switch off ♦MOST power reduction - start ♦MOST power reduction - stop ♦Output switch on ♦Output switch off ♦Volume - minimum value ♦Volume - centre position ♦Volume - maximum value ♦Front fader ♦Middle fader ♦Rear fader 9101 Control module function - external BOSE amplifier 91-104 page 13 Printed in Germany – 43, 2003 SgfVBlwl