Ld Disc Status Request (Lb-Compatible Dvd); Cd Disc Status Request - Pioneer DVD-V7400 Command Protocol Manual

Status information is returned in the following format:
C C C C C
1 2 3 4
C Disc Mount
1
C Layer Structure
2
C Path Type
3
C Chapter Search
4
C Time Search
5
Execution :
String
?V<CR>
?V<CR>
?V<CR>
6.12

LD Disc Status Request (LB-compatible DVD)

Function : Returns the attributes of the LD disc being played
Format : ?D
Explanation :
other than LD or LB-compatible DVD, the player returns an error message
(E04).
Status information is returned in the following format:
C C C C C
1 2 3 4
C Disc Mount
1
C CAV/CVL
2
C Disc Size
3
C Disc Side
4
C Chapter Code
5
Execution :
String
?D<CR>
?D<CR>
?D<CR>
6.13

CD Disc Status Request

Function : Returns the attributes of the CD disc being played
Format : ?K
<CR>
5
0 = No
0 = Single
0 = Parallel
0 = Disable
0 = Disable
Status Return
0XXXX<CR>
10010<CR>
E04<CR>
The player returns the attributes of the LD disc. If the disc is
<CR>
5
0 = No
0 = CAV
0 (fixed)
0 (fixed)
0 = No
Status Return
0XXXX<CR>
11001<CR>
E04<CR>
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Current Address Request Descriptions
1 = Yes X = Unknown
1 = Dual X = Unknown
1 = Opposite X = Unknown
1 = Available X = Unknown
1 = Available X = Unknown
DVD player
Disc is not mounted
available Chapter Search but
disable Time Search
Error – except DVD disc loaded
1 = Yes X = Unknown
1 = CLV X = Unknown
X = Unknown
X = Unknown
1 = Yes X = Unknown
DVD player
Disc is not mounted
CLV disc with Chapter code
Error - CD or VCD disc loaded