Specifications

Chapter 2 Maintenance
2-3
BUSY-OUT INDIVIDUAL CHANNELS
The arrows mark the individual Channel Test/Busy-out Switches.
Turning the switch from off to on will busy out each channel
toward the network and either idle or busy-out the channel toward
the Tip and Ring, depending on where the TP Busy/Idle switch is
set. (See setup section for details). Also turning the switch on will
cause the individual channel to ring once for 4 seconds. This is a
helpful function for testing the telephone circuit toward the Tip
and Ring side (See Test Section.
Channel 22
Channel 21
Channel 20
Channel 19
Channel 18
Channel 17
Channel 16
Channel 15
Channel 14
Channel 13
Test 20
Test 19
Test 18
Test 17
Test 16
Test 15
Test 14
Test 13
TP Busy/Idle
Option C
Option B
Option A
Test 12
Test 11
Test 10
Test 9
Channel 12
Channel 11
Channel 10
Channel 9
Channel 8
Channel 7
Channel 6
Channel 5
Channel 4
Channel 3
Channel 2
Channel 1
Test 8
Test 7
Test 6
Test 5
Test 4
Test 3
Test 2
Test 1
TP Busy/Idle
Option C
Option B
Option A
Test 24
Test 23
Test 22
Test 21
Channel 24
Channel 23
Test/Busy-out
Switch for
Channels 21-24
Test/Busy-out
Switch for
Channels 17-20
Test/Busy-out
Switch for
Channels 13-16
Test/Busy-out
Switch for
Channels 8-12
Test/Busy-out
Switch for
Channels 5-8
Test/Busy-out
Switch for
Channels 1-4