Grundig CUC 1836 Service Manual page 25

CUC 1836 / 1929
4.10 Geometry
Reach the "Geometry" menu via "DIALOG CENTER" –> "SERVICE"
–> "for authorised dealer" –> Code Number "8500" pressing button " ".
Adjust the picture geometry with the geometry test pattern (see
Alignment para 1.12).
5. Sound Settings in the Dialog Center
5.1 Sound Switching:
Call up the "Sound settings" menu with the blue button. Different types
of "Sound" are available dependent on the standard:
- "Mono": in the case of pure mono transmissions
- "Mono A / Mono B": in the case of 2-channel sound transmissions
- "Stereo / Mono": in the case of poor stereo sound quality, the sound
can be switched over to mono
- "Nicam / FM"
- "Nicam A / Nicam B / FM"
- "Nicam Stereo / FM"
5.2 Headphone Sound Switching
Call up the "Sound settings" menu with the blue button. Dependent on
the TV standard, different settings for the "Headphones" are possible:
- "Mono A / B", independent of the loudspeakers
- "Nicam A / Nicam B / FM", independent of the loudspeakers
All other options do not allow to set the sound for the headphones and
loudspeakers separately.
5.3 AV Sound
Pre-set: Stereo
Switching possibilities: Mono A, Mono B and Stereo again.
5.4 Setting the Volume on a Per-Programme Basis
Call up the "Sound settings" menu with the blue button.The volume can
be set for each individual programme position with "Volume P X"
(volume offset).
6. Picture Settings in the Dialog Center
6.1 Basic Adjustment
Call up the "Picture settings" menu with the red button. Following the
user guide it is possible to select the options: "Personal", "During the
day", "In the evening" and "Soft". The "Personal" option allows to
change the contrast, picture sharpness, noise reduction and white
balance. The other options do not. Certain values are fixed in these
cases.
Differences between these options and "Personal":
- "During the day": arbitrary noise reduction and picture sharpness,
maximum contrast and changed white balance
- "In the evening": arbitrary noise reduction and picture sharpness,
reduced contrast and changed white balance
- "Soft": noise reduction at mid-value, minimum picture sharpness,
reduced contrast and arbitrary white balance.
6.2 Picture Sharpness
Call up the "Picture settings" menu with the red button and select
"Picture sharpness".
With the buttons it is possible to set the picture sharpness in four
steps for each individual programme.
6.3 Perfect Clear
With the red button call up the "Picture settings" menu and select
"Perfect Clear".
With the buttons this function can be switched on or off.
6.4 Noise Reduction
With the red button call up the "Picture settings" menu and select
"Noise reduct.".
With the buttons it is possible to select the settings "Off", "Auto",
and "weak".
7. Settings via the Station Ident
Settings entered in the station identification for individual programme
positions cause the TV set to switch to a forced operating mode; as a
result, the automatic evaluation function is inactive.
7.1 Maximum Programme Number (reversing point)
Call up the "TV PROGRAMME CHART" menu via "DIALOG CENTER"
pressing the " " button.
GRUNDIG Service
When entering the channel number "00" on any programme position
by pressing the "P/C" button and entering "00", programme selection
with the buttons is limited to the numbers lower than this position.
If the reversing point is 10, only single-digit,
programme selection is possible.
7.2 Forced Settings in Programme Mode
Call up the "TV PROGRAMME CHART" menu via "DIALOG CENTER"
using button " " and activate the desired TV station with the blue button.
The forced operating modes for the individual programme positions
must be entered into the last 3 places of the station identification
beginning with a comma so that only one place "X" is left for the actual
station identification.
Example: X,MO
The correct setting of the station ident shows only the first place, the
switching information will not be displayed.
Indication: X
Possible switch settings:
- station ident X,AV
- station ident X,AF
- station ident X,MO ->
- station ident X,2T
- station ident X,PB
- station ident X,SE
- station ident X,NM ->
- station ident X,N4
- station ident X,PM
- station ident X,PN
- station ident X,P6
The options X,AV / X,AF / X, MO / X,2T are not available in AV mode.
7.3 Forced Settings in AV Mode (AV1...AV3)
Press the " " button to call up the "TV PROGRAMME CHART" menu
via "DIALOG CENTER". Move the yellow bar to "AV", select the
desired AV level and activate with the blue button. The entries mean:
- station ident X,PB
- station ident X,SE
- station ident X,NM ->
- station ident X,N4
- station ident X,PM
- station ident X,PN
- station ident X,P6
8. Setting the Analog Values
The last entered analog values are stored automatically after about
10s or when changing to the AV positions or vice versa. When
exceeding the minimum analog values (maximum value is 63) as
specified in the table below, the optimum value is initialised when
switching the TV on or changing from RF –> AV.
The terrestrial programmes and the 4 AV positions have separate
analog values (except for the volume level).
Minimum Value
Brightness 10
Colour contrast 10
B/W contrast 10
Volume 8
Headphone volume 10
9. Audio/Video Connectors
Assignment of the input and output signals to the AV sockets:
- Megalogic models and decoder to AV 1 socket.
- On selection of "Decoder yes - for SAT no", it is always the TV signal
which is fed out from the CCVS output of the AV 1 socket.
The signal that is fed to the screen is present on the other EURO-AV
socket.
- If no decoder is connected no signal is fed out from the CCVS output
of the AV1 socket on playback.
- On selection of SVHS and Hi8 the socket switches over to the Y/C
input.
- If a voltage change is recognized (from 0V to 6/12V on pin 8 of the
EURO-AV socket, or 0/5V of the automatic sync evaluation of the
Cinch socket) the TV is switched over to the respective external
signal source. Exception on decoder operation:
Allgemeiner Teil / General Section
100 only dual-digit
only mono sound
-> VCR time constant and AFC
-> AFC active
forced mono
-> 2-channel sound mono B
-> forced PAL B/G
-> forced SECAM L
forced NTSC M
-> forced NTSC 4.4
-> forced PAL M 60Hz
-> forced PAL N 50Hz
-> forced PAL 60Hz
-> forced PAL B/G
-> forced SECAM L
forced NTSC M
-> forced NTSC 4.43
-> forced PAL M 60Hz
-> forced PAL N 50Hz
-> forced PAL 60Hz
Optimum Value
32
28
57
21
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