VeriFone Omni 37xx manual Troubleshooting Guidelines, Blank Display

Models: Omni 37xx

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CHAPTER 6

Troubleshooting Guidelines

 

The troubleshooting guidelines provided in the following section are included to

 

assist you in successfully installing and configuring your Omni 37xx terminal. If

 

you have problems operating your Omni 37xx terminal, please read through these

 

troubleshooting examples.

 

If the problem persists even after performing the guidelines outlined, or if the

 

problem is not described below, contact your local VeriFone representative for

 

assistance. Typical examples of malfunction you may encounter while operating

 

your Omni 37xx terminal and steps you can take to resolve them are listed.

 

 

NOTE

The Omni 37xx terminal comes equipped with tamper-evident labels. The Omni

 

37xx contains no user serviceable parts. Do not, under any circumstance, attempt

 

to disassemble the terminal. Perform only those adjustments or repairs specified

 

in this installation guide. For all other services, contact your local VeriFone service

 

provider. Service conducted by parties other than authorized VeriFone

 

representatives may void any warranty.

 

 

 

 

CAUTION

Using an incorrectly rated power supply may damage the terminal or cause it not

 

to work as specified. Before troubleshooting, check to ensure that the power

 

supply being used to power the terminal matches the requirements specified at

 

the back of the terminal. (See Chapter 3, Specifications, for detailed power supply

 

specifications). Obtain the appropriately rated power supply before continuing with

 

troubleshooting.

 

 

Blank Display

Terminal Does Not Dial Out

When the Omni 37xx terminal LCD screen does not show correct or clear readable information:

Check all terminal power connections.

Check all cable connections and verify that the telephone line is properly connected.

If the problem persists, contact your local VeriFone service provider for assistance.

If the terminal does not dial out:

Check the telephone line connections.

Check to make sure the telephone line is working by plugging it into a working telephone and listening for a dial tone.

OMNI 37XX INSTALLATION GUIDE

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VeriFone Omni 37xx manual Troubleshooting Guidelines, Blank Display