Input Signals

Input Signals

The following queries can be run using this menu item:
- GAL (noise-dependent loudspeaker boost - NLB)
- Increment steps
- Key code
- Tuner parameters
- Status of the optical performance check

NOTE: Deactivate the 'automatic traffic announcement' before performing the diagnosis on the CDR23. If this is not done, the system will crash (valid only for software version [<] 03).

Menu item Function

- GAL (noise-dependent You can read out the coded NLB value
loud-speaker boost - NLB) using this menu item.
- Connect and start the 9588 Porsche System Tester II and switch on the ignition.
- Select '911 (996)' in the Vehicle type menu and confirm with the [>>] key.
- Select 'CDR23' in the Control units menu and confirm with the [>>] key.
- Select 'Input signals' in the 911 (996) CDR23 function selection menu and confirm with the [>>] key.
- Select"GAL (noise-dependent loudspeaker boost- NLB)" in the 911 (996) CDR23 function selection menu and confirm with the [>>] key.
- The current coded value is displayed in the 911 (996) CDR23 noise-dependent loudspeaker menu.

- Increment steps You can check the function of the CDR23 rotary knobs using this menu item.
- Connect and start the 9588 Porsche System Tester II and switch on the ignition.
- Select '911 (996)' in the Vehicle type menu and confirm with the [>>] key.
- Select 'CDR23' in the Control units menu and confirm with the [>>] key.
- Select 'Input signals' in the CDR23 function selection menu and confirm with the [>>] key.
- Select"Increment steps" in the 911 (996) CDR23 Input signals menu and confirm with the [>>] key.
- The relevant change is displayed by turning the rotary knobs of the CDR23 if this functions correctly.

- Key code You can check the function of the CDR23 operating buttons using this menu item.
- Connect and start the 9588 Porsche System Tester II and switch on the ignition.
- Select '911 (996)' in the Vehicle type menu and confirm with the [>>] key.
- Select 'CDR23' in the Control units menu and confirm with the [>>] key.
- Select 'Input signals' in the CDR23 function selection and confirm with the [>>] key.
- Select"Key code" in the 911 (996) CDR23 function selection and confirm with the [>>] key.
- By operating the buttons of the CDR23, the correct function of each key code is displayed.

- Tuner parameters You can check the tuner parameters of the CDR23 using this menu item.
- Connect and start the 9588 Porsche System Tester II and switch on the ignition.
- Select '911 (996)' in the Vehicle type menu and confirm with the [>>] key.
- Select 'CDR23' in the Control units menu and confirm with the [>>] key.
- Select 'Input signals' in the CDR23 function selection and confirm with the [>>] key.
- Select"Tuner parameters" in the 911 (996) CDR23 input signals function selection and confirm with the [>>] key.
- The currently coded country code is displayed in the CDR23 Tuner parameters menu.

Status of the optical You can check the status of the optical
performance check waveguides using this menu item.
- Connect and start the 9588 Porsche System Tester II and switch on the ignition.
- Select '911 (996)' in the Vehicle type menu and confirm with the [>>] key.
- Select 'CDR23' in the Control units menu and confirm with the [>>] key.
- Select 'Input signals' in the CDR23 function selection and confirm with the [>>] key.
- Select "Key code" in the 911 (996) CDR23 input signals function selection and confirm with the [>>] key.
- Select"Status of optical performance check" in the CDR23 input signals menu and confirm with the [>>] key.
- The result can be read out.