Lanier e2004 Basic Features page 59

Troubleshooting
F
Press 0 or 1 to adjust the volume.
On Hook:
Low-----l-High
G
Press the {OK} key.
The volume is adjusted.
Monitor Volume:
1.On Hook
If you want to adjust another item, repeat steps E to G.
H
4
Press the {User Tools} key to return to standby mode.
52
hi/OK
hi