Holland-electronics ST-5120 Manual de usuario descargar pdf (Pagina 5)

Keypad Controls

See fig. 1.1 to locate the following keypad controls.

1. – Power on/off button.

2. CH – Selects Video, Audio and V-A carrier measurement modes. Default is Video

carrier mode. In any carrier mode the  buttons can be used for stepping to the

desired channel.

3. MHz – Changes the Channel selective mode to Frequency mode. The  buttons

can be used for stepping to the desired frequency.

4. SYS – used with the  keys to select either CATV or VHF/UHF inputs and either

dBmV r dBuv measurement units.

5. – Backlight on/off

Note: Using the backlight will discharge the battery more rapidly.

It is recommended that you select this function only when necessary.

6. – Selects contrast of volume adjustment.

7. – AC Power measurement mode.

8.  - Used to increment or decrement channel or frequency. Also to adjust volume

level or LCD display contrast. Also used to select between CATV or UVH/UHF

units, and dBmV or dBuv measurement units.

Other Physical Features

9. F-Type input connection.

10. Audio Speaker

11. DC power jack for power adapter.

12. Pilot LED to show meter charging.

13. LCD display

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Holland-electronics ST-5120 Manual de usuario Pagina 5