
Indicators
Passport 4400 Hardware Installation Manual
8-3
Digital Voice Channel Status Indicators
Indicators 1 through 6 represent, respectively, the status of the digital voice
channels B1 through B6, as follows:
Table 8-2. Digital Voice Channel Status Indicators
State
Status
Off
Digital Voice Module not installed or defective, or
power is off
Green
Digital voice channel is connected, and active voice
call is in progress
Flashing green
Test in progress
Quick-flashing green
Download in progress
Amber
Idle (both ends on-hook)
Flashing amber
Fax call in progress
Red
Waiting for code download
Flashing red
Busy
Quick-flashing red
Alarm/Test Failure
Summary of Contents for Passport 4430
Page 8: ...viii ...
Page 10: ...About this document Passport 4400 Hardware Installation Manual x ...
Page 16: ...Introduction Passport 4400 Hardware Installation Manual 1 6 ...
Page 24: ...Installing the Passport 4400 Passport 4400 Hardware Installation Manual 2 8 ...
Page 56: ...T1 E1 and Digital Voice Modules Passport 4400 Hardware Installation Manual 5 16 ...
Page 84: ...Interface Modules WAN Passport 4400 Hardware Installation Manual 7 8 ...
Page 106: ...General Installation Passport 4400 Hardware Installation Module 10 8 ...
Page 148: ...Regulatory and Telephone Company Requirements Passport4400 Hardware Installation Manual B 16 ...
Page 158: ...Specifications Passport 4400 Hardware Installation Manual 10 ...
Page 164: ...T1 Voice Module Cabling Requirements Passport 4400 Hardware Installation Manual D 6 ...
Page 168: ...PBX Interface Connection Diagrams Passport 4400 Hardware Installation Manual E 4 ...
Page 175: ......