AT&T Release 2.0 manual

Installing the Control Unit

n.Connect the other end of the cable to the header labeled P1 on the ring generator.

NOTE:

The cable headers, P1 and P101, should be on the same side of the housing, so that the cables are not crossing each other.

o.Connect one end of the new 4-pin cable to the header labeled P202 on the power supply circuit board.

p.Connect the other end of the cable to the header labeled P2 on the ring generator.

q.Attach the cables to the clips on the inside edge of the plastic housing.

r.Replace the top of the module housing.

NOTE:

Take time to ensure that the on/off faceplate on the front of the power supply housing is aligned and inside the top cover.

s.Carefully, taking time to make sure the on/off faceplate stays aligned, turn the module over and replace the five screws.

t.Verify that the modification label Equipped with 129B Freq Gen is adhered to the wire manager (on the front of the power supply shown in Figure 2-10).

If not, adhere the label supplied with the new ring generator.

u.Reinstall the power supply by hooking the top into the carrier and then swinging it down into place. Push the lower end firmly until the locking tab clicks.

v.Reconnect the cords to the power supply and then the auxiliary power units (if any were connected before).

w.Connect the cord(s) to AC power when ready to power up the system.

2-36Installing the Power Supply