5
6.13.1
Connecting External Music On-Hold ........................................................................................................... 36
6.13.2
Listen to Internal or External Music On hold ............................................................................................... 36
6.14
Select system Line break Time Range for internal flash recognition ............................................................. 37
6.15
Restore System Data Default Settings ................................................................................................................ 37
6.16
Door Phone & Door Lock Accessories................................................................................................................ 38
6.16.1
Door Phone .................................................................................................................................................... 38
6.16.2
Door Lock...................................................................................................................................................... 38
7
SUMMARY OF SYSTEM OPERATION AND PROGRAMMING ..................................39
8
MAINTENANCE & TROUBLESHOOTING...................................................................40
8.1
Outgoing calls can’t be made............................................................................................................................... 40
8.2
External calls can’t be received ........................................................................................................................... 41
8.3
Intercom CALL can’t be made ........................................................................................................................... 42
8.4
Warranty Information.......................................................................................................................................... 42