Zeiss Science & Laboratory - Popular Questions, Answers, Tips & Manuals

Call a repair tech from Zeiss.

This is a brand name, not a specific device and model. That said, here is a page describing mode switch in the setup screen using the touch screen for a specific device. I assume a touch screen would have an icon for turning a device off. Zeiss HUMPHREY 720i User Manual System Setup

It sounds like the backlight of the LCD display is out. The Image is still being displayed there is just no light to illuminate the image. Try shining a flashlight on it (Put the light right against the screen) and see if you can see what's on the screen. The display is fairly easy to install but I do not know where you can purchase one directly.

You need to replace the belt that drives the elevator gear from the joystick. If you need help with this feel free to call or email [email protected] 815.325.5838

The two most common problems when trying to find a blind spot are: A.) Forgetting to patch the eye, and B.) Choosing the correct eye in the machine itself.

i have the manual and the belt, pls contact at [email protected] marcelo

I assume you are talking about your electric fan they could be 2 reason your fan relay need to change or temp sensor i suggest start with changing your relay

http://www.zeiss.com/meditec/en_us/products---solutions/ophthalmology-optometry/glaucoma/diagnostics/perimetry/humphrey-fdt.html

These equipments use a sbc492 by Aaeon motherboard, and usually they shows a message like "Cmos battery Low".These motherboards use an RTC M48T86PCI with a internal lithyum battery, and just replace that component.Other problems may occur, like damaged slots, and or oxidation, but generally the 486 architecture is a huge way to work,Only clean change the memory(dimm 128 x 100mh)and enjoy.A simple way is a replacement with a new one by Intel, still easy to find in some inventorys, i have many in USA who can suply. hope to solved

comunicate conmigo un this Correo [email protected]

In the user manual they list some compatible printers that have a 25 pin parallel connector. We use Lexmark Optra E312L with good results. Once you hook it up, you have to go into one of the setup menus to port it over. The user guide tells the procedure.

You sjould press the patient button and the same time turn it the instrument on keep in button press until you see in tje display the calibration message of the touchscreen

Just with alcohol and cotton, nothing else, you should only clean the head rest and the chinrest

You neef begin by the lowes part. You sjould rest the instrument on tje left side to get the botton screws.
In orther to take the covers you sjoul take away first the chinrest

Yes it affect all tje instrument calibration when it is turn on, and when you have patient test the result is afected because the patien has light for the bavk and he is not able to see all the diferents type of lights

Did you move the brighness control. It is on the right side of the equipment. If not, it could be the video board inside of the equipment

The trouble is with the CPU. It needs to be replaced