Operation CHARM: Car repair manuals for everyone.
Home >> Porsche >> 2000 >> Boxster S (986) F6-3.2L >> Repair and Diagnosis >> Accessories and Optional Equipment >> General Module >> Testing and Inspection >> Component Tests and General Diagnostics >> PCM2/CDR23 Diagnosis >> PCM2/CDR23 External BOSE Amplifier >> External BOSE Amplifier Connector Assignment
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

External BOSE Amplifier Connector Assignment



Connector Pin Assignment - External BOSE Amplifier

Connector Assignment







Plug A, loudspeaker


Pin A1 - A32:






Plug B, microphone


Pin B1 - B18:






Plug C, optical waveguide


Pin C1 - C2:




pro multis · About Operation CHARM