IMP-400UHD User Guide
98
Problem
Cause/Check item/Solution
Page
●
Audio output (Cont’d)
Compressed audio
(such as Dolby
Digital, DTS) is not
output from the
source device.
Compressed audio input is set to OFF (EDID settings) by factory
default. If using compressed audio, change the EDID setting.
In order to output compressed audio of multi-channel, set the
number of speakers.
Check the audio output settings of the source device.
―
Multi-channel audio
is not output.
In order to output multi-channel audio, set the number of speakers. 68
●
Key operation
Keys do not operate. Ensure that keys are not locked.
Immediately after start-up, all keys are disabled until the
connection of the sink device is confirmed.
●
Communication Command control
Communication
command control
from the PC to the
IMP cannot be
performed.
Are the following items set correctly?
For RS-232C : baud rate and data length
For LAN : IP address and subnet mask
“@ERR,6” is
returned.
Immediately after start-up, the communication command control
function is disabled until the connection of the sink device is
confirmed.
●
Others
Input signal
temporarily
disappear when input
channel is switched.
When the CEC connection changes, EDID may change.
In this case, input signal is interrupted. Check the CEC connection
settings.
―
Devices cannot be
controlled through
CEC.
Are HDMI cables supporting CEC being used?
―
To use CEC, enable HDMI link control of the connected devices
(such as LCD TVs, Blu-ray recorder, and so on).
If additional assistance is required, please perform the following tests and then contact us.
1. Does the same problem occur at all connectors?
2. Connect the devices using genuine cables without connecting the IMP.
The problem still cannot be solved? Please contact us for assistance.
