Pioneer BDP-LX91 - Manual (Page 14)

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3.5.9 Index Number Request
◆ Command mnemonics
?I
◆ Description of function
When the ?I command is received, the value of the track number (2 digits) and index number (2 digits)
is returned for CD-DA/DTS-CD discs.
An error (E04) is returned if the value cannot be acquired.
◆ Execution examples
Command Status return BD player operation
During CD-DA playback
?I 0102 (track 1, index 2)
3.5.10 Player Active Mode Request
◆ Command mnemonics
?P
◆ Description of function
When the ?P command is received, the player's operating mode is returned.
The table below shows the operating modes and BD player statuses.
Operating mBD player status
P00 Tray opening completed.
Status from tray closing operation
through disc physical information loading.
P01 No disc loaded in tray with
tray opening completed.
Disc loading completed, disc physical
information loading completed and
disc not playing.
P02 Disc information loading
P03 Tray opening
P04 Normal playback
P05 Still play
P06 Pause
P07 Search operation
Not including searching through repeat operation.
P08 Forward/reverse scanning
P09 Forward/reverse slow play
◆ Execution examples
Command Status return BD player operation
During playback
?P P04
ST R Still play
?P P05
3.5.11 Error Code Request
◆ Command mnemonics
?E
◆ Description of function
When the ?E command is received, the code of the latest error that has occurred after the power has turned on is returned.
The "error code" refers to the error status (E04, E06, etc.) returned by the player in response to the different commands.
If this command is received when there is no latest error code, 00 is returned.
◆ Execution examples
Command Status return BD player operation
?E 00 (Status with no error command
returned)
?E E04 (When the latest error code
returned was E04)
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