Skew All - Transferring The Skew Value; Wide/Narrow - If Bandwidth; Decoder; Vid & Aud - Decoder Selection - Grundig STR 400 AP Instruction Manual

The MODE Menu
SKEW ALL – Transferring the Skew Value
After having adjusted the optimum value for a polarization
plane, e.g., horizontal, in the "SKEW" menu option (polarizer
adjustment),
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press the MODE button once again.
The display indicates " SKEW ALL " .
Store with the ¢ MEMORY button.
The optimum skew value set before is automatically transfer-
red into all horizontally preprogrammed programme positi-
ons of the same group (H1 or H2).
Next, select a station with vertical polarization, optimize the
skew value in the "SKEW" menu option, call up the menu op-
tion "SKEW ALL" with the ¢
¢ MEMORY button to store in memory. All vertically prepro-
grammed stations of the same group (V1 or V2) are automa-
tically optimized.
WIDE/NARROW – IF Bandwidth
The display indicates " W I D E " or " NARROW ".
If the aerial signals are very weak, or to suppress possible
interference signals, it is recommended to switch the IF
bandwidth to " NARROW " by pressing the
This will improve the picture quality.
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Then, press the P/F button once again, use the
buttons to correct the frequency in single steps to get a mini-
mum number of spikes, and store with the
ton.

DECODER

" DECODER " is indicated in the display.
It is possible to switch the decoder into the signal path and to
select between " AUTOMAT. " and " O N " by means of the
< / > buttons.
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Select " AUTOMAT. " for decoders which deliver a switching
voltage when a decoded (scrambled) programme is received,
for example, Premiere.
Select " O N " for decoders which do not evaluate the switching
voltage.
The receiver is preset to " AUTOMAT. ".
MODE button, and press the
< / > buttons.
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< / >
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¢ MEMORY but-
VID & AUD – Decoder Selection
< / > buttons, it is possible to select whether pic-
With the ¢
ture and sound signals (indication. " VID& AUD ") or only
video signals (indication: " VID ONLY ") are to be passed
through the decoder for decoding ("descrambling").
NORM – Norm 1, 2 or 3
In this menu option, you can select the norm in which the
signals are to be available at the decoder socket.
< / > buttons, it is possible to switch the signal at
With the ¢
pin 19 of the decoder socket between
NORM 1 = clamped video signal (e.g., 2nd VCR, Première),
NORM 2 = baseband with PAL deemphasis (e.g., Video
Crypt), and
NORM 3 = baseband with linear deemphasis (e.g., MAC).
The selected norm (1, 2 or 3) is indicated in the display.
DEEMPH. – with MONO < >
This menu option is only called up if you have selected the
sound mode "Main carrier Mono < >" in audio mode. If so,
you can switch the audio deemphasis between J17 and
50 µsec by means of the
signal filter characteristic for the sound signal.
For "MONO > <" and "STEREO", this menu option is not requi-
red and therefore skipped.
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< / > buttons. This selects the
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