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Chapter 1 - Welcome
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GTP-870HD Owner’s Manual
11 Bass button
When Tone Control is on (by pressing the By-
pass button), displays a Bass adjustment dis-
play. Use / to set the desired Bass level.
12 Treble button
When Tone Control is on (by pressing the By
-
pass button), displays a Treble adjustment dis-
play. Use / to set the desired Treble level.
13 Sleep button
Sets the sleep timer to power the GTP-870HD
off after a specified length of time (30~180
minutes).
14 Backlight button
Turns the remote control backlight on.
• The backlight times out after ~8 seconds.
15 Mute button
Mutes the audio for the selected input.
16 Volume
/ buttons
Adjust the volume level for the selected input
from -80 dB to +18 dB.
17 Setup button
Displays the GTP-870HD Setup menu on the
front panel and on-screen displays.
18 Menu button
Programmable button. In Main mode, displays
the Setup menu. Can be taught to display the
Disc Menu on your DVD player.
19 Select button
Displays the Picture Format menu. Use
/
to select a preset format (Auto, Full, Zoom,
Squeeze, or Non Linear Stretch) to suit your
display device and source material.
• Also use the Select button to make selections
in setup menus and on-screen displays.
20 Stop button
Programmable button. Can be taught to stop
playback of the selected source component.
21 Mode button
Steps through all available surround modes
(e.g., Dolby Digital, DTS, etc.) for the selected
input.
• The Mode button overrides the preset sur
-
round mode for the selected input.
22 TH-EQ button
Turns Theater EQ sound on and off.
23 Ch-Trim button
Displays the Channel Balance menu, which al
-
lows you to make custom adjustments to indi-
vidual speaker levels during playback. A test
tone option is provided.
24 Tune -/+ buttons
In Tuner mode, manually scans the selected
tuner band, or selects stored presets.
25 Test button
Plays a test tone for a few seconds in each
speaker to aid in setting channel balance.
26 St/Mon button
In Tuner mode, switches between Stereo and
Mono reception.
• Choosing Mono may improve reception of a
poor quality FM station.
27 Seek button
In Tuner mode, scans the selected band and
automatically tunes in stations with strong sig
-
nals.
28 Preset/Tune button
In Tuner mode, switches between manual and
preset tuning.
29 Sync button
Displays the Lip Sync Delay menu. If the pic
-
ture and soundtrack are out of sync, use /
to delay the audio signal from 0-169mS.
• While the Lip Sync Delay menu is displayed,
press the Sync button again to toggle lip
sync delay on and off.
30 Dynamic Range button
Adjusts the dynamic range; i.e., the difference
between the loudest and quietest passages in
an audio soundtrack.
• The default setting is 100% (maximum
range).
31 Bypass button
Toggles Tone Control on and off. When Tone
Control is on, use the Bass and Treble buttons
to manually adjust the tone.
32 Dim button
Steps through three brightness level for the
front panel display.
33 Macro buttons (1~4)
Programmable buttons. Can be taught to store
and execute up to ten button presses; see page
52.