Pioneer PDP-507XC Service Manual page 268

5
Adjustment assistance command
The Adjustment Assistance Command is combined and used with the Adjustment Command.
• The Adjustment Command + Adjustment Assistance Command ⇒ It addition/subtracts it from a present adjustment value.
Note: When the received command exceeds the range of the adjustment value, it changes to MAX/MIN.
• The adjustment command immediately before is made efficacy when only the adjustment command (addition/subtraction
command) is received alone after the adjustment command receptions completed, and it makes it to the value addition/
subtracted from a present adjustment value. However, it applies to the command when other commands are received.
• Kind of Adjustment Assistance Command (addition/subtraction command)
UP1 to UP9, UP0, UPF: 1 to 10 is added to a setting value.
UPF: It makes it to the maximum value ("VOL" command).
DW1 to DW9, DW0, DWF: 1 to 10 is subtracted a setting value.
DWF: It makes it to the minimum value ("VOL" command).
FWD: One Priset CH is previously advanced ("CHN" command).
REV: One Priset CH is returned in the front ("CHN" Command).
Send data to PDP system
STX ID Command
∗∗
0x02
5
6
Subcommand ETX
VOL UP1 0x03
PDP-507XD
6
7
Receive data
STX Command Subcommand
0x02 VOL UP1
7
8
A
B
ETX
0x03
C
D
E
F
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