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63
Information
Troubleshooting
If a problem should arise, first check the following:
1. Check your connections.
2. Verify that the system is being operated as described in this instruction manual.
3. Check that the external devices are operating properly. Check the operation while the devices are not connected to the CU.
4. Restart your network devices.
If any unit in the system is not operating properly, check the items listed in the table below.
If the symptom is not covered on the checklist below, contact our sales representative.
When you contact us, you may be asked the firmware version. Please check the firmware version by following the procedure below.
To check from Web Remote:
[Settings & Maintenance] → [System Settings] → [Utilities]
or
[Settings & Maintenance] → [System Info]
To check on the CU display:
Set
→ Log in as
Administrator
or
Operator
→
System Info
ATUC‑50CU/ATUC‑IRCU/ATUC‑IRCUDAN
Symptom
Cause/Solution
Page
Cannot turn on the power.
Check that the AC power cord is connected properly.
The connected microphone does not
work.
Check the connection of the microphone.
Check and adjust the MIC/LINE 1/2 settings.
To check from Web Remote:
[Settings & Maintenance] → [Install Settings] → [CU Audio] → [Input Settings]
To check on the CU display:
Set
→ Log in as
Administrator
or
Operator
→
Audio Setting
The sound from the connected speaker
is distorted or cannot be heard.
Check the connections of all devices.
Plug the connection cables all the way in.
-
Check that the inputs and outputs of all devices are connected properly.
Check that terminal pin assignments (Hot/Cold/GND, etc.) are correct.
Check that the cables are not damaged.
-
Check and adjust the setting of the connected amplifier.
-
Cannot record sound.
Check the remaining memory on the USB device (mass storage device).
-
Reconnect the USB device (mass storage device) or try with a different USB device
(mass storage device).
-
Although recording has performed
properly, when playing the recorded
files using a device such as a
computer, no sound is heard.
Check that the recording channel set from [Rec source] is correct.
To check from Web Remote:
[Settings & Maintenance] → [Install Settings] → [Recorder] → [USB Recorder
Settings]
To check on the CU display:
Set
→ Log in as
Administrator
or
Operator
→
Recorder Setting