Marantz PD4293D - Manual (Page 56)

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45. FREQUENCY Request
Function
The external control equipment inquires the Horizontal frequency, Vertical
frequency, Horizontal sync polarity, Vertical sync polarity, Mode, and Resolution
of the plasma monitor.
Transmission Data
1FH 80H 60H 26H 00H CKS
ACK
7FH 60H 80H 26H 0BH DATA00 to DATA10 CKS
Horizontal frequency
DATA00: Integer part
00H: 0 (No signal: 00H)
FFH: 256
DATA01: One decimal place 00H: 0 (No signal: 00H)
09H: 9
Vertical frequency
DATA02: Integer part
00H: 0 (No signal: 00H)
FFH: 256
DATA03: One decimal place 00H: 0 (No signal: 00H)
09H: 9
Horizontal sync polarity
DATA04: 00H: –
01H: Positive
02H: Negative
Vertical sync polarity
DATA05: 00H: –
01H: Positive
02H: Negative
MODE
DATA06: 00H:
No signal –
01H to 80H: RGB signal Identification number of PC mode
81H: Video signal 3.58NTSC
82H: 4.43NTSC
83H: PAL
84H: PAL- M
85H: PAL- N
86H: PAL60
87H: SECAM
88H: B/W60
89H: B/W50
A0H: HD/DVD/DTV signal 480I
A1H: 480P
A2H: 576I
A3H: 576P
A4H: 720P
A5H: 1035I
A6H: 1080I
RESOLUTION
DATA07: Dots (Low-order byte)
00H: 0 (No signal: 00H)
FFH: 256
DATA08: Dots (High-order byte) 00H: 257 (No signal: 00H)
FFH
DATA09: Lines (Low-order byte) 00H: 0 (No signal: 00H)
FFH: 256
DATA10: Lines (High-order byte) 00H: 257 (No signal: 00H)
FFH
46. Input MODE Request
Function
The display returns the current input information by the external control
equipment’ s request.
Transmission Data
1FH 80H 60H 41H 00H CKS
ACK
7FH 60H 80H 41H 01H DATA00 CKS
DATA00: Input Select
01H: Video1 02H: Video2
03H: Video3 04H: HD (HD1 or DTV or DTV1)
05H: RGB1/PC1 06H: RGB2/PC2
0AH: DVD (DVD1) 0CH: HD2 (DTV2)
0DH: DVD2 0EH: RGB3/PC3