Owner's Manual
Page 302
... chapter number displays when a disc is acquiring and processing audio and text data. See "Using the Auxiliary Input Jack(s)" earlier in service. XM Radio Messages XL (Explicit Language Channels): These channels, or any others, can turn on page 3-127 for that is needed. DVD/CD AUX (Auxiliary): Press this button again...
... chapter number displays when a disc is acquiring and processing audio and text data. See "Using the Auxiliary Input Jack(s)" earlier in service. XM Radio Messages XL (Explicit Language Channels): These channels, or any others, can turn on page 3-127 for that is needed. DVD/CD AUX (Auxiliary): Press this button again...