MRC DRS4000, Руководство пользователя и техническое руководство

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Routine Operation 2-6 DRS4000 Receiver User and Technical Manual
central receive site, then it typically stays powered up for
extended periods of time.
When the power switch is set to on ( I ), the video monitor will
initially display a blank screen and the Control menu will display
color bars, a logo screen, and finally the Control menu. The
settings displayed when the Control menu is displayed will be the
settings in effect when the unit was last powered down.
Power Up
To power up the receiver, perform the following steps.
1. Verify that the power cable is connected to the
POWER connector on the rear panel of the receiver
and is connected to an AC power source.
2. Verify that all coaxial cables and cable connectors are
properly connected to the front and rear panel
connectors, as required.
3. Verify that the AC power source is turned on.
Note When power is set to on in the following step, the
settings displayed will be those in effect when the
receiver was powered down.
If there is no incoming signal, the RCL , SNR , and
Link Qual indicators will display their lowest values or
no values.
For a DRS4000 Receiver with four incoming signals,
the
RCL , SNR , and Link Qual indicators will display
the A-B-C-D inputs.
4. Set the power switch on the front panel to on ( I ).
- The video monitor displays a blank screen.
- The Control menu goes through a power-up cycle
consisting of color bars, a product ID screen, and
finally the initial Control menu, as shown in
Figure 2-2 .
Figure 2-2: Initial Control Menu - Typical
Powering Down
To power down the receiver, perform the following steps.
1. Verify the Control menu is displayed.
2. Set the power switch on the front panel to off ( O ).
2.4 Control Menu Operations
The Control menu is displayed on the LCD color monitor and
provides access to the receiver and all its functions. This screen
is the graphical user interface (GUI) access to the settings and
functions of the receiver.
Preset 1: XXXXXXXXXXXXX
Service No Service
Setup Presets
Camera
Options
DRS4000
Chan 1 (0) (17MHz)
Freq 1999.000 MHz
RFBand 1.9-2.5GHz
Mode DVB-T
Mod
BW
8MHz
FEC
G/I
1/32
Video SD
Audio Analog
BitRt
Polarity
Auto
RCL dBM SNR dB Link Qual
BER 2.16x10 COFDM Lock Vid Lock
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