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3.0 Frequently Asked Questions
Q: What is the IP address of device?
A: When the device boots up the IP, Mask , Gateway and MAC address are presented briefly on the display.
You can also press button 1 & 4 at the same time and IP address will be displayed on the device. This also
performs a soft reset of the device.
Q: The device is not powering up?
A: If you are using a POE switch, make sure the patch cable is securely seated in the jack of the device. If
you are not using a POE switch then you can use an optional PoE injector type power supply.
Q: How do I change the device IP?
A: Once the device has booted up and you have identified its IP address, open a browser and browse to the
device's IP address, Login and go to Network settings page to change the network settings.
Q: Channel is not registering? (No amber LED on a Channel)
A: Via device web page, check to make sure the respective channel is enabled and has the correct SIP
connection information i.e., SIP server IP, extension, password, etc.
Q: How do I change channel's label?
A: Labels can be changed via the "SIP Configuration" web page. Max of 4 alphanumerical characters. It is
recommended to use upper case characters.
Q: User does not hear audio?
A: Is it on a specific channel or no audio from any channel?
1.
If a single channel, check if channel is connected (green LED on device). If not connected instruct
user on method to connect the channel.
2.
Is channel registered? If not investigate reasons for lack of channel registration
Q: IP address of device does not change?
A: The device requires a reboot after changing the IP address. A 'Save & Reload' does not activate IP
address changes.
Q: User reports unable to transmit?
A: Is user pressing PTT button for respective channel?
A: On the 'Audio Settings' web page is there activity on the 'Mic Energy' meter, if yes the physical
microphone is working.
A: Check Mic volume on device 'Audio Settings' webpage, should be at 50% or higher depending on the
user.
A: Is channel connected? Indicated by green LED above respective channel PTT button.
Q: Audio received on device is choppy/garbled
A: Please check if the codec chosen by the SIP server is compatible with the CS-74 device. The list of
compatible codecs is in Specifications section of the CS-74 Admin Guide.
A: Please check with the network administrator to ensure a proper QOS policy is in place.
Q: Reports of single user transmitting louder/quieter than other users
A: Once you have identified the IP address of that user's device, open a browser and browse to the device's
IP address, Login and go to Audio settings to adjust the master microphone and speaker levels as needed.
CS-74 Administration and Set Up Guide
Page 18
Essential Trading Systems Corp.
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