HP ap5000 All-in-One Point of Sale System User Manual download pdf (Page 31)

The second monitor is blank (no video).

CAUTION: The VGA port on the HP ap5000 All-In-One Point of Sale System is a powered VGA port. If you connect

a stand-alone monitor to the VGA port that does not support the Powered VGA feature, make sure to plug it in prior

to powering on the POS system in order to prevent possible damage to your monitor.

Cause Solution

The monitor was plugged into the system while the system

was powered on.

Power off the system then plug in the monitor.

CAUTION: The VGA port on the HP ap5000 All-In-One

Point of Sale System is a powered VGA port. If you connect

a stand-alone monitor to the VGA port that does not support

the Powered VGA feature, make sure to plug it in prior to

powering on the POS system in order to prevent possible

damage to your monitor.

Monitor settings in the computer are not compatible with the

monitor.

NOTE: You must connect a keyboard (not included) to

perform the following procedure.

1. Restart the computer and press F8 during startup when

you see “Press F8” in the bottom right corner of the

screen.

2. Using the keyboard arrow keys, select Enable VGA

Mode and press Enter.

3. In Windows Control Panel, double-click the Display

icon and select the Settings tab.

4. Use the sliding control to reset the resolution.

Blank screen and the power LED flashes red 5 times, once every second, followed by a two-second pause, and the

computer beeps 5 times; beeps stop after the 5th iteration but LEDs continue flashing.

Cause Solution

Pre-video memory error. 1. Reseat DIMMs. Power on the system.

2. Replace DIMMs one at a time to isolate the faulty

module.

3. Replace third-party memory with HP memory.

4. Replace the Head Unit.

Blank screen and the power LED flashes red 6 times, once every second, followed by a 2 second pause, and the

computer beeps 6 times; beeps stop after 5th iteration, but LEDs continue flashing.

Cause Solution

Pre-video graphics error. Replace the Head Unit.

Blank screen and the power LED flashes red 7 times, once every second, followed by a 2 second pause, and the

computer beeps 7 times; beeps stop after 5th iteration but LEDs continue flashing.

Cause Solution

System board failure (ROM detected failure prior to video). Replace the Head Unit.

Table 4-5 Solving Display Problems (continued)

Solving Display Problems 23

1 2 ... 26 27 28 29 30 31 32 33 34 35 36 ... 88 89

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HP ap5000 All-in-One Point of Sale System User Manual Page 31

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