ADTRAN 3360.9VU01 Connecting the Express XR/XRT, Express XRT Only, Dip Switches on Rear Panel

Chapter 2. Installation

SW 2: Off (Up) =	Factory Default
On (Down) =	Normal (previous settings saved)

If Switch 2 is set to the Off position, the unit continues to use the factory default settings until Switch 2 is set to the On position. Also, area code, phone numbers, SPIDS, and stored numbers are cleared.

Express XRT Only:
SW 3: Off (Up) =	Phone Volume Loud
On (Down) =	Phone Volume Normal

SW 4: Reserved for future use.

	OFF
	ON	1	2	3	4
POWER	RS232				ISDN

OFF

ON 1 2 3 4

Figure 2-1

Dip Switches on Rear Panel

Connecting the Express XR/XRT

1.Turn the computer off.

2.Using an RS-232 cable, (see the section Minimum Require- ments) connect the end with the DB-25 connector to the port labeled RS232 on the Express XR/XRT rear panel.

3.Connect the other end of the RS-232 cable to an available serial COM port on the PC.

4.Plug the small round end of the AC power cord into the jack labeled POWER on the Express XR/XRT rear panel.

5.Place the AC power cord plug into a 120 VAC electrical outlet. The Express XR/XRT is now powered on.

6.Plug the RJ-45 connector (large end) of the RJ-45 to RJ-11 telephone cable into the jack labeled ISDN on the rear of the Express XR/XRT.

6 Express XR/XRT Quick Start Guide 61200.153L1-13