Carl Valentin Vario II series, Service Manual

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Service Manual
24
Printhead FPGA*
(see illustration (C) at the previous page)
Remove the defective FPGA from the PLCC support base with a suitable displacement pincer.
Pay attention to the poles and press the new FPGA into the support base.
Input/Output FPGA*
(see illustation (D) at the previous page)
Remove input/output plate from CPU and you can see the I/O FPGA.
Remove the FPGA from the PLCC support base with a suitable displacement pincer.
Batterie*
(see illustation (E) at the previous page)
Caution:
Danger of explosion when exchanging the battery improper.
Use the same type of battery of an equivalent type which is recommended from the
manufacturer.
Disposal of used battery according to specification of manufacturer.
Lift up the fixing bracket of battery.
Remove the defective battery.
Insert a new battery into the bracket.
Pay attention to the poles.
The battery is necessary for the current supply of real time clock (RTCF). After changing the battery,
enter the Device Settings menu and switch to the menu item Date/Time to set them new.
* Attention:
Unplug the printer!
Only experienced staff is allowed to open the printer and to exchange defective
components.
Only experienced staff with corresponding tools is allowed to remove the FPGA!
Damages of PLCC support base must be avoided because the faultless function is
no longer guaranteed.