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Gefen EXT-DVI-841DL User Manual

Page 14

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11

EDID NOTES, CONT’D

EDID Modes

The diagram below illustrates the DIP switch bank (of 4). The 8 DIP switch bank
functions are outlined later on this page.

DIP SWITCH

Function

1

IR Channel

2

IR Channel

3

EDID Mode

4

EDID Lock Mode

Use DIP switch 3 to set the desired EDID mode.

1. LOCAL EDID Mode (Switch 3=OFF) DEFAULT

EDID that is stored in the LOCAL memory location is passed to all inputs.

By default, during each power-on process the connected display’s
EDID will be automatically copied to each of the inputs’ LOCAL EDID
locations.*

The EDID stored in the LOCAL locations can be overwritten with another
EDID from the following locations (These options can only be initiated by
using RS-232 serial communication commands) :

Built-in EDID memory bank (up to 7 EDID records can be stored)

EDID collected directly from the input display*

Externally uploaded via the RS-232 command set (see p. 13)

*For the default EDID writing process to be successful the connected display
must be powered on.

2. DS (Down Stream) EDID Mode (Switch 3=ON)

EDID is passed directly from the connected display to the currently active
input. Note: HDCP is supported in this mode only.

3. EDID Lock Mode (DIP Switch 4 = ON)

Locks the last stored EDID, even if the unit is power-cycled. To store a
new EDID, do the following:

1. Power-down the Switcher and set DIP Switch 4 to the OFF position.

2. Connect the display to the DVI output port then power-on the Switcher.

3. Set DIP Switch 4 to the ON position to lock the EDID.

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