3. OPERATING INSTRUCTIONS
3.1. Front Panel Description
1.
Power ON/OFF switch.
2.
External Input Connector
- AF/L Connector : at FM, AM mode --
External modulation signal input
at STEREO mode --
This connector is used for LEFT signal input.
- R Connector : at STEREO mode --
This connector is used for Right signal input.
3.
Address Display
Displays MEMORY address and GPIB address.
4.
Modulation Display
Displays FM or AM modulation level.
5.
Frequency Display
Displays present output frequency.
6.
Level Display
Indicates the present output level.
7.
EXT High/Low Indicator LED
Used to set external modulation signal level to 3 V
pp
. When both LED´s are off, the input signal
level is 3 V
pp
.
8.
Unit Indicator LED (FM/AM )
FM
: kHz (deviation)
AM, Stereo
: % (depth).
9.
LEVEL UNIT LED
Displays the current unit of the output level.
10. Cursor LED
Key moves the cursor to the desired digit location and its value can be adjusted by using rotary
knob.
-40-
1 3 7 4 8 5 10 6 9
2 11 12 13 14 15 17 16 19 18 20 21 22 23 24
25
26
27