Dvr 50 Vfd Board; Replacing The Dvr 50 Vfd Board - JAMO DVR 50 Service Manual

DVR 50 VFD board

Ref. No. Item No.
1 74102

Replacing the DVR 50 VFD board

• Disconnect the power cord from the AC outlet and take all necessary ESD precaution.
• Remove the Lid and Plastic front. (See instruction under these parts)
• Disconnect the two cables to the VFD board.
• Unscrew the 4 screws holding the VFD board in the plastic Front. On some units the VFD board is glued. Cautiously break
the glue using a small screwdriver. See picture.
• Mount the new VFD board in the Plastic Front. If the VFD board was glued, clean the board and glue the VFD board using a
small amount LOCTITE. Note! Be careful not to remove the colored plastic film mounded on the display of the VFD board.
• Reconnect the cables. 44-0399/5/7. Make sure that the short cable is fixed!
• Remount the Plastic Front. Note! The grounding clip most connect to the Chassis below the white PSU plastic cover.
44-0399/3
• Test the DVR 50 unit.
Part description
VFD Board PCB assy DVR-50
PCS. Remarks
1
Fig. 44-0399/3
DVR 50 - Rev. 011105-2
23