Jacob Jensen T520 User Manual page 14

Description
. Speaker on handset
2. Switch off and hanger for the handset
3. Hook for the handset
. Microphone switch (handset - MUTE)
5. Microphone
6. Electronic ringer (rear side of the base)
7. Plug for battery box (rear side of the base)
8. Display
9. 2 numerical keys (primary)
0. 8 functional keys (secondary)
. HI/LOW handset receiver volume adjustment (rear side of the
base)
2. HI/LOW on hook speaker volume adjustment (rear side of the
base)
3. HI/LOW ringing tone adjustment (rear side of the base)

For wall mounting please use the screws enclosed.
Mount the screws according to the distance shown in fig. 2 below.
Fig. 
Features . Description .of .the .functional .keys
- To scroll between the numbers in the CID memory and
for setting date, time and LCD.
- To delete one or all numbers in the CID memory.
- For programming.
- To redial the last number called.
- To make a direct call from the caller ID memory.
- Flash for shift / transfer between two lines and for
some special services.
- For on hook dialling.
- Key for special services.
- Key for special services.
- Microphone switch (handset).
Template .for .wall .mounting
(6 mm drill for plugs).
Volume .adjustment
Rear side of the base
Handset receiver volume adjustment.
On hook speaker volume adjustment.
Ringing tone adjustment.
Fig. 2
Fig. 3