DIAMONTEL MESA 50, 52, 52A, 55AX, 55BX. NOTES: These are single NAM units. The ESN prefix is 134 decimal, 86 hex. See file MITSTEST.TXT for test mode access. The MESA 50 will only accept handset programing if the software version is L7. All other models are capable of handset programing OR can have a NAM chip burned. Handset programming is only possible if a NAM chip is NOT installed. DiamondTel: 708-298-9223 NAM programing: 1. Press PWR key for one second to turn on phone. 2. Wait for wake up cycle to end and display to clear. 3. Within ten seconds press and hold the CLR key while entering 8 2 9 1 1 1 2 (reset code). 4. Release CLR. 5. The phone will display the first data entry. 6. Press the SEND key to store information and increment the step number. 7. Press CLR to correct any item. 8. At any time press END to complete programing and exit. PROGRAMING DATA: STEP# #OF DIGITS/RANGE DISPLAY DESCRIPTION 01 10 DIGITS MUTE MIN (AREA CODE AND TEL#) 02 3 DIGITS 1 SECURITY CODE 03 00000 - 32767 2 SYSTEM ID 04 0 OR 1 3 LOCAL USE MARK 05 0 OR 1 4 MIN MARK 06 333 OR 334 5 INITIAL PAGING CHANNEL 07 2 DIGITS 6 ACCESS OVERLOAD 08 0 OR 1 7 PREFERRED SYSTEM 09 00 TO 15 8 GROUP ID (10 FOR USA) 10 0 or 1 9 CONTINUOUS DTMF 11 0 OR 1 10 HANDS FREE 12 0 OR 1 11 ROAM INHIBIT 13 00 TO 07 12 FUNCTION (SEE NOTE 1) 14 00 to 07 13 FUNCTION (SEE NOTE 2) NOTES: 1. Enter one of the following to select these options: 2nd handset Non resettable timer Extended DTMF 00 = NO NO NO 01 = YES NO NO 02 = NO YES NO 03 = YES YES NO 04 = NO NO YES 05 = YES NO YES 06 = NO YES YES 07 = YES YES YES 2. Enter one of the following to set the timer increments: 00 = 60 seconds 01 = 30 seconds 02 = 20 seconds 03 = 15 seconds 04 = 12 seconds 05 = 10 seconds 06 = 6 seconds 07 = 1 seconds LOCK: F 5. UNLOCK: Enter three digit code. SYSTEM SELECT: F #, then # to select, CLR to store/exit.