Adcom GTP-860 Owner's Manual page 19

[ 42 ] Test Button
Pressing the test button engages the test signal generator
to allow for adjustment of all speaker levels, so that each
channel can be adjusted for equal loudness at your listen-
ing position. The test signal cycles automatically with 3-
second intervals from Front Left, Center, Front Right, Rear
Right, Back Right, Back Left, Rear Left, to Subwoofer in
continuous cycles. If an adjustment in setting is made for
one of the channels, cycling will pause for 3 seconds after
the adjustment was made. Both display panel and OSD
show which speaker is being fed with the test signal. Use
the cursor down and up buttons to respectively decrease
or increase the level for the current speaker. Press the
test button again to leave or cancel the test mode, any
changes will be memorized automatically.
[ 43 ] Balance (balance check) Button
In main mode, button is preprogrammed to initiate bal-
ance check procedure. Even when the GTP-860 is cor-
rectly set-up, it may sometimes be desirable to make
minor adjustments to suit the material you are listening
to. Pressing the bal button allows for direct adjustment of
Center, Surround, and Subwoofer levels. Press the bal but-
ton to scroll to the next speaker. Both display panel and
OSD show which channel can be adjusted. Use the Down
and Up arrow buttons to respectively decrease or increase
the level for the current channel.
[ 44 ] Backs Button
In all modes, this button is preprogrammed to toggle on
and off the Surround Back speakers.
[ 45 ] Repeat Button
In CD mode, this button is preprogrammed as "repeat"
command for ADCOM CD player.
[ 46 ] Random Button
In CD mode, this button is preprogrammed as "random"
command for ADCOM CD player.
[ 47 ] Tuning Up/Down Buttons
In tuner mode, these buttons are preprogrammed to scan
up or down the GTP-860's AM or FM band.
[ 48 ] Pre/Tune Button
In main and tuner modes, this button toggles between
manual tuning and preset station functions for the tuning
up and down buttons [47].
[ 49 ] RDS Button
In main and tuner modes, cycles through the RDS func-
tions of the tuner. Refer to the Display button description
[2] for more information about RDS.
[ 50 ] AM Button
In main and tuner mode, buttons are preprogrammed to
select the AM band.
[ 51 ] FM Button
In main and tuner mode, buttons are preprogrammed to
select the FM band.
[ 52 ] M1, M2, M3, M4 (Macro Keys)
These buttons are programmable for use with any source.
[ 53 ] Sleep Button
Press sleep to make the GTP-860 automatically switch
off after a preset number of minutes. Pressing the sleep
button once will set the sleep time to 90 minutes, after
which the GTP-860 will automatically switch off into
Standby mode. Sleep mode is shown on the Display Panel.
To adjust the Sleep Delay, press the sleep button, each
consecutive press will reduce the sleep time in 30-minute
increments, as shown in the Display Panel. To cancel the
sleep mode, continue pressing the sleep button until the
sleep time returns to 0 minutes. Pressing the power on
the front panel [1] or Stand-By button will also cancel the
sleep mode.
[ 54 ] Backlight Button
No programming capabilities. Button
backlights all keys for eight (8) seconds when pressed.
[ 55 ] Dim Button
In main mode, button is preprogrammed to dim GTP-860's
information display.
[ 56 ] Main Button
In all modes, button provides access to the GTP-860. For
instance, to turn on the test tone generator first push [56]
the main button, then push [42] the test button.
ADCOM GTP-860 OWNER'S MANUAL | 19