CTI Products NCB/EM with External PSTN Modem - Manual (Page 43)

CTI Products, Inc. NCB-EM User Guide
Appendix B. Mounting Options 37
To attach a module to the rack adaptor, and then mount the rack adaptor into the rack, follow the steps below.
WARNING
Do not allow the PC board to slide out of the housing when the front panel is removed. If it does,
DO NOT slide the PC board back into the housing from the front of the module. Doing so may
damage the unit, causing the unit to malfunction when powered on. Doing so will void the unit’s
warranty.
Rack Mounting Instructions
Step Operation
1 Remove the front panel from the module, including the bezel, by removing the two
Philips head screws in the faceplate. The bezel is not used when rack mounting the
module.
2 Position the module behind the rack adaptor, lining up the holes in the rack adaptor
with the front panel screw holes on the module.
3 Position the front panel in front of the rack adaptor, lining up the front panel with the
module.
4 Fasten the front panel and module to the rack adaptor with the Philips head screws that
were previously removed.
5 Position the rack adaptor into your rack, lining up the four mounting holes of the rack
adaptor with mounting holes in the rack frame.
6 Position the two spacers in the front of the rack adaptor, aligning the cutouts in the
spacers with the holes of the adaptor.
7 Install mounting screws (customer provided) into the rack.
When the module’s front panel is removed, do not allow the PC board to slide out of the housing. If the PC
board does slide out of the housing, you must follow the steps below to replace the PC board in the housing.
DO NOT RE-INSTALL THE PC BOARD FROM THE FRONT OF THE HOUSING !
Re-Installing a PC Board in its housing
Step Operation
1 From the front of the module, slide the PC board out of the housing.
2 Remove the back panel of the module.
3 From the rear of the module, slide the PC board back into the housing (there are
markings on the PC board to indicate which edge to insert into the rear of the housing
first).
4 Install the back panel of the module.