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Appendices ~ Appendix E: Serial Commands
FPP - Front Panel Passcode
This command sets and reports the current passcode setting for the unit. Each
character in the password represents a button on the front panel. See button
assignment table below.When the user is requested to unlock the front panel, they
must press the buttons in the sequence of the stored password.
Command form: DEVICE
FPP
<char1><char2><char3><char4><char5>
Button assignment
Value Button represented
1 Up arrow button
2 Enter button
3 ESC button
4 Down arrow button
5 Meter button
Argument details
Name Description
Device 0–7 or * to select all units
FPP Command form
Char 1–5 1–5 (see button assignments)
CLEAR will clear the passcode
Null will return current passcode
Example:
#55 FPP 12345
On XAP 800 unit 5 (
#55
), the front panel passcode
(
FPP
) is set to Up Arrow (
1
), Enter (
2
), Esc (
3
), Down Arrow (
4
), Meter (
5
).
GAIN - Gain Adjustment
This command changes or reports back the input gain for a channel.
Command form: DEVICE
GAIN
<Channel> <Group> [Value A/R]
Argument details
Name Description
Device 0–7 or * to select all units
GAIN Command form
Channel See Groups and Channels, page 97
Group I = Inputs, O = Outputs, M = Mic Inputs,
P = Processing Channels, L = Line Inputs
Value -99 to 99 *, Null to return the current gain
A/R A = Absolute, R = Relative, Null = Relative
Example:
#51 GAIN 4 O 12 A
On XAP 800 unit 1 (
#51
), the
GAIN
for Output
(
O
)
4
is set to
12
dB absolute (
A
).
Values indicate entry
range only. Actual internal
range of the gain stage is
from -65 to 20. Absolute values
will be limited to the internal gain
range and values below –65 will
mute the channel.
✍✍