Osd Position; Hotel Mode; Changing The Picture Format - Grundig CUC 2020N Service Anleitung

Allgemeiner Teil / General Section

6.2 OSD Position

Call up the dialog line "OSD" with button " " via "DIALOG CENTER"
–> "SERVICE" –> Service Code "8500".
With the buttons it is possible to shift the on screen display in the
horizontal or vertical direction and to store this position "with mem.".

6.3 Hotel Mode

6.3.1 Activating the Hotel Mode
Call up the dialog line "Hotel" with button " " via "DIALOG CENTER"
–> "SERVICE" –> Service Code "8500".
With activated "Hotel Mode":
- it is no longer possible to call up the "DIALOG CENTER" menu with
button " ".
- the last volume setting is stored as the maximum level possible.
6.3.2 Deactivating the Hotel Mode
Depress and hold button " " on the remote control handset while
switching the TV set on with the mains switch. Under the "SERVICE"
menu switch the Hotel Mode off.
6.4 Deactivating the Protection Circuit
Depress and hold button " " on the remote control handset while
switching the TV set on with the mains switch. As long as the Service
Menu is displayed the protection circuit of the TV set is not evaluated
on video processor IC34015-(50).
7. Setting the Analog Values
Maximum
Brightness 63
Colour contrast 63
Black/white contrast 63
Volume 63
Headphone volume 63
Tint 63
Bass 25
Treble 25
Picture sharpness 63
The analog values are stored automatically:
after about 8 seconds,
on switching to Standby mode,
on switching over from TV to AV mode,
on changing the individual AV settings.
Having stored the minimum volume level the volume indicator bar is
displayed for about 10 seconds when switching the TV receiver on.
With "AUX" –> "OK" it is possible to re-set the optimum values for
picture and sound.
The optimum values are read out from EEPROM IC82005.
8. Audio / Video Connectors
AV socket configuration (dependent on the TV receiver)
Socket Input Output
AV1 RGB -
CCVS CCVS
SBAS (Y/C) CCVS
(converted)
AV2 CCVS -
Camera
1 - 18
Optimum Optimum
TDA 8375 TDA 884x
32 32
26 40
48 48
22 22
50 50
32 32
19 19
16 16
5 18
Switching Signal
6/12V (switching voltage)
+1V (fastblanking) evaluation
6/12V
6/12V
5V generated from sync

9. Changing the Picture Format

In AV mode, the picture format can be switched over with remote
control button " " or the yellow button in dependence of the size of
the picture tube.
The picture format is changed between 4:3 and 16:9 in AV mode and
on the programme position with Peribit.
This status is indicated by the switching voltage 6/12V applied to pin 8
of the AV 1 and AV 2 socket.
- 4:3 format 12V
- 16:9 format 6V (necessary for 16:9 camcorder playback to compen-
sate for the vertical extension because supply of the 6/12V switching
voltage is not provided).
CUC 2020 / 2020N
GRUNDIG Service