Panasonic DBS 40 Manual page 55

Installation
1. Install the G-IRK/8 or DID card in a trunk slot.
2. Connect the power supply by cabling the positive side to the SG
4-4. -4Wpo wer supply installadion
3. Ground the positive side of the -48V power supply to the building
4. Install power-surge protectors between the wall outlet and the -48V
5. Use a standard 50-pin cable to connect the trunks from the MDF to the
6. Use a test set to verify the polarity of the trunk.
4-10
connector on CN2 (Figure 4-4).
Note: Use cables that are 18 AWG or larger
to
the DBS.
ground.
Note: Resistance to ground must be 10 Ohms or less, and the ground cable
must be 18 AWG or larger.
power supply.
main trunk connector CNl.
DBS Manual - Issued 8/l/95
Section 300-Installation
to
connect the power supply
CN2
8 M
Recommend:
DBS-70-300