Replacing Pcbs; Patient Position Control Pcb - Planmeca ProMax X-ray Instruction Manual

Chapter F - PATIENT SUPPORT ARM

4 REPLACING PCBS

4.1 Patient position control PCB

Detach the user interface and the user interface support according to the instructions given in
section 2.2 "Support arm lower cover" on page F-8.
Unscrew the attachment screws of the support arm lower cover with the 2.5mm Allen key and
remove the cover.
Detach the grounding cable from the patient support arm.
Unscrew the two M4x6 DIN 7984 screws of the PPC bridges with 2.5mm Allen key and
remove the bridges.
Disconnect all the cables that are connected to the Patient position control PCB.
Figure 15
Install the new PCB in reverse order
F-12 ProMax X-ray unit with Dimax3
Grounding cable
J3
M4x6 DIN 7991
J4
Patient position control PCB
PPC bridges
M4x6 DIN 7984
Patient support arm lower cover
REPLACING PCBS
J3 J2 J1
J4
J6
J5
121-10-10A
Patient Position Control PCB
PPC
Chinrest
Stop
Sensor
Switch
J8 J7
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