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Front Panel of AT-HD88M-S
1. Power on/off switch
2. PORT 1-7: LED display to show which input source is playing on which port
3. '' buttons: press the buttons for selecting input source in ascending sequence
4. 'ï' buttons: press the buttons for selecting input source in descending sequence
5. IR SENSOR: receiving IR commands from the IR remote
6. PRESET PROFILES: LED display to show preset profiles and other built-in modes
7. SELECT: press the button for preset profiles (1-8) and mode selection (E, L, H) in rotary order
8. LOAD: press the button to load selected preset profile
9. SAVE: press the button to save current channel mapping to selected preset profile
Mode Selection (1, 2, 3, 4, 5, 6, 7, 8, E, H, L, 1, 2, .....)
Mode 1-8: Preset Profiles
The matrix allows 8 sets of channel mapping configuration saved as preset profiles for later use.
Save current configuration: push the SELECT button to assign the preset profile (1-8) then press the
SAVE button to save the current channel mapping configuration into this designated preset profile.
Load previously saved configuration: push the SELECT button to desired preset profile (1-8) then press
the LOAD button to restore the previously saved channel mapping configuration from the
designated preset profile.
Mode E: EDID Learning Mode
Please find the detail in the following section for operation in EDID Learning mode.
Mode H: Panel Hold and Unhold
Hold: push SELECT button until the PRESET PROFILES shows “H” and keep pressing the SELECT
button for 3 seconds, then all of the buttons on the matrix front panel will be ineffective automatically.
Unhold: when the LED display of PRESET PROFILES shows “H”, keep pressing the SELECT button for
3 seconds until the PRESET PROFILES shows “1” to unhold all of the buttons on the front panel.
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