Installation 23Connecting to a PBXA PBX (Private Branch Exchange) is a private telephonesystem used to route internal calls. If you have to dial aprefix (access digit) to get an outside line, then your line isconnected to a PBX.If you are connecting your OKIFAX to a PBX, follow theinstructions below. It can then detect the access digit at thebeginning of phone numbers you dial or program, andautomatically waits for a dial tone before dialing the rest ofthe number.Note: Some PBX installations may require additional adjustmentsto your OKIFAX. If you continue to have difficulty with fax commu-nication after following these steps, contact Okidata.1 Press the Select Function key.2 Press the 9/User Program One Touch key.3 On the numeric keypad, press 2. The displayshows 2:DIAL PARAMETER.4 Press the Yes ß key until the display showsPBX LINE, [OFF].5 Press the No © key. The display changes toPBX LINE, [ON].6 Press the Yes ß key until the display showsDIAL PREFIX, [OFF].7 Press the No © key. The display changes to DIALPREFIX, [ ] ENTER 4DIGITS.8 Using the numeric keypad, enter the number you normallydial from your PBX to obtain an outside line—forexample, 9 before the number, such as 1-555-1212.9 Press the 14/Space One Touch key repeatedly until thedisplay changes.10 Press the Yes ß key.11 Press the Select Function key to finish. Keep in mind thatall of the outside telephone numbers you program intoyour OKIFAX have to begin with your PBX’s access digit.Note: To turn off the PBX LINE and DIAL PREFIX functions,follow Steps 1-7 above. At Step 8, press the Space keyfour times. Then skip to Step 10.Of5050hw.pm6 4/15/98, 9:31 AM23