10. FUNCTION SELECTOR SWITCH
A rotary switch for waveform selection.
11. FREQUENCY RANGE SELECTOR SWITCH
A rotary switch to select the range from 10 Hz to 1 MHz in 6 steps.
(Refer to
Figure 2)
12. Hz LED
Green LED will light when the MAIN output frequency is in Hz.
13. kHz LED
Red LED will light when the MAIN output frequency is in kHz.
14. 5-DIGIT LED DISPLAY
Indicates frequency of MAIN output or the frequency of signal connected to external input.
15. EXT COUNTER LED
LED turns ON when external frequency counting is selected by coupling switch.
16. COUPLING SWITCH
It is a three-way switch to select internal / external high frequency / external low frequency
mode.
17. CMOS ADJUST KNOB
For adjusting the CMOS level of SYNC output while in CMOS mode. Pull the knob for
CMOS ON.
18. EXTERNAL INPUT BNC
Connector for counting external signal frequency.
19. VCF INPUT BNC
For connecting external DC or AC signal from 0 to 10 V to achieve voltage controlled
frequency output.
4.2 REAR PANEL (Refer to
Figure 3)
1. 40mm FAN
Provided on rear panel for cooling purposes.
2. KENSINGTON SECURITY SLOT
For use with Kensington locks to secure your product and prevent theft.
3. AC SOCKET AND FUSE DEPARTMENT
The socket has a fuse plug, which is used for fuse replacement and input line voltage
selection. Selection of input line voltage (110/230 VAC) depends on how fuse plug is
inserted. Refer to arrow marks on fuse plug and the mark on the panel.
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