User`s manual

MSD100 Series - User’s Manual

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Note: The last choice, REF, is for setting the

reference (test) level for that scale.

5 When the preferred scale is displayed, press

[SELECT]. The selected scale is displayed.

6 Press [EXIT] to return to the Main Menu.

4.8.2 SETTING THE PPM REFERENCE LEVEL

After you select the preferred PPM scale, you can set the

reference (test) level for that scale.

To set the PPM reference level:

1 Perform Steps 1 through 5 under Selecting Preferred

PPM scale.

2 After you press [SELECT], press the function keys for

and to set the reference level.

3 After you set the level, press [EXIT] to return to the

Main Menu.

4.8.3 USING THE LED OVERLOAD

INDICATORS

When an overload condition occurs, the following indica-

tors activate simultaneously:

• Two red LED overload indicators in the front plate

illuminate. The LED indicators, located directly above

the PPM bars, light up when the selected reference

level for the scale is reached (for example at +6dB for

Type I, Nordic scale).

• Split bars appear in the PPM bars in the LCD display.

4.8.4 USING THE PPM PEAK HOLD

FUNCTION

The Peak HOLD function enables you to check the maxi-

mum signal level reached during and after a recording

session. This helps you confirm that levels did not

exceed specified limits.

In the HOLD mode, the “flying” segments of the PPM

bars indicate the highest bar-graph values attained since