Extron electronic Dual Link DVI Transmitter and Receiver DVI DL 201 Tx - Manual (Page 40)

DVI DL 201 Tx/Rx • Configuration and Operation
Configuration and Operation, cont’d
3-8
Display device displays a flashing black or blue screen, snow,
or other distortion
— A device that is not High-Bandwidth
Digital Content Protection (HDCP) compliant may be receiving
HDCP-encrypted signals.
The DVI DL 201 Tx/Rx is compatible with HDCP signals only
when the EDID Minder is disabled. HDCP signals can be
passed through to only one display (remote or local) and only
that display shows the signal correctly.
Signal on local monitor but not on remote display —
Check
that both output devices (local and remote) can handle
resolutions equal to or greater than the EDID source.