Circuirt Boards; Power Supply Pcb; Keyboard Processor Pcb; Keyboard Pcb - Planmeca Proline XC Technical Manual

CIRCUIRT BOARDS

3 CIRCUIRT BOARDS

3.1 Power supply PCB

a)
b)
c)
d)

3.2 Keyboard processor PCB

Memory on the board
a)
b)

3.3 Keyboard PCB

a)
b)
c)

3.4 Layer hold limits

a)
b)
c)
d)
Technical Manual
Remove the cover of the rotating part. Remove the EMC-cover of the PCB.
Detach all the connectors.
Unscrew the fixing screws.
Remove the board.
There are memory chips on the board and if you change the board, the information what is in
the memory will be lost. Some of the information can be reprogrammed.
Information what will be lost:
- Exposure factors memory
- Exposure count memory
- Error history memory
If possible, at least the exposure count memory should be write to on a paper for the future
use before replacing the board.
Information what must be reprogrammed:
- Time and date
- Exposure warning signal tone
- Up-down motor speed settings
Changing the board
Remove the lower shelf cover. If the unit has old version of covers the holder of the chin rest
has to be removed before removing the cover.
Remove the old board and replace it with a new one.
Unscrew four fixing screws in the bottom lid of the keyboard.
Lift the upper lid and remove the connector.
Replace with new lid including PCB and keyboard.
Open the cover of the lover shelf
Unscrew two fixing screws
Remove the connector
After installing new PCB check the limits and adjust if necessary
Chapter H - PARTS REPLACEMENT & REPAIR
Planmeca Proline XC X-ray unit H-7