Service And Special Functions - Grundig CUC 2030 N Service Manual

Allgemeiner Teil / General Section
AV-Buchsenbeschaltung
Buchse Eingang Ausgang
AV1 RGB -
FBAS FBAS
SBAS (Y/C) FBAS
(gewandelt)
AV2 RGB -
FBAS FBAS
SBAS (Y/C) FBAS
(gewandelt)
AV3 FBAS -
Camera
9. Bildformat-Umschaltung
Im AV-Betrieb kann mit der Fernbedientaste "
Abhängigkeit der Bildschirmgrößen umgeschaltet werden.
Formatumschaltung 4:3 und 16:9 in AV und Programmplatz mit Peribit.
Als Indikator dient die an Pin 8 der AV 1- und AV 2-Buchse anliegende
Schaltspannung.
- 4:3-Format 12V
- 16:9 Format 6V
Für 16:9 Camcorder-Wiedergabe nötig, um die vertikale Dehnung zu
kompensieren, da diese keine 16:9 Schaltspannung liefern.
1 - 22
Schaltsignal
6/12V (Schaltspg.)
+1V (Fastblanking)-Auswertung
6/12V
6/12V
6/12V + 1V Auswertung
6/12V
6/12V
5V selbst erzeugt aus Sync.
" das Bildformat in
CUC 2030 N / 2050 N / 2058 N / 2059 N / 2080 N

Service and Special Functions

1. Switching-on Options
1.1 ATS Reset (Automatic Tuning System)
Press the power "ON" button while pressing button
Control –> LANGUAGE SELECTION –> OK.
The ATS system stops at every station of acceptable reception quality
(AFC and coincidence) and stores the station data and the respective
standard automatically (data is stored immediately in the NVM). The
system then continues searching.
Pressing the "TXT" button stops the ATS function.
1.2 Loading the Average Values / Emergency Data Set (ROM Data)
Press and hold the "P-" button on the Remote Control and switch on
with the mains button. After replacement of IC82005 (NVM) for
example, the TV set is started with the emergency data set.
In doing so, the basic data is read out from the ROM of processor
IC81050 and loaded into the NVM IC82005:
IC82005: (data specific to the TV can be set via the Dialog Center):
- chroma and audio standards
- decoder settings
- forced mono
- reversing point
- station ident on/off
- OSD position
- blue screen on/off, black screen on/off
- ATS reset
- Hotel Mode on/off
- AGC and AFC
- economy switch
- type of picture tube
- analog values (volume, brightness etc.)
- picture sharpness
- overscan
- security on/off
- geometry adjustment
- programme data (channel finetuning, station ident)
Subsequently enter your personal values, picture geometry via the
Dialog Center.
1.3 Cancelling the Parental Lock Continuously
To cancel the parental lock enter the number 7038.
2. Special Functions in the Dialog Center
2.1 Switching on with Programme "1" or "AV"
Reach "TV on with" menu with button " " via "DIALOGCENTER" –>
"SPECIAL FUNCTIONS". In "AV1" position the TV starts showing the
AV picture.
2.2 Picture/Sound Options On or Off for all Programmes
Reach the "Pict./sound opt." menu via "DIALOG CENTER" –>
"SPECIAL FUNCTIONS" by pressing button " ". When selecting "off"
the scales indicating the analog values do not appear.
2.3 Automatic Volume Control (option)
Reach the "Volume Limiter" dialog via "DIALOG CENTER" –>
"SPECIAL FUNCTIONS" by pressing button " ". The volume of sta-
tions with large deviation is adjusted to normal deviation when select-
ing "on".
2.4 Decoder Settings for Individual Programme Positions
By pressing button " " call up the "Decoder Pxx" dialog via "DIALOG
CENTER" –> "SPECIAL FUNCTIONS". With the
possible to set an analog or digital decoder to be switched over
internally or externally on a per-programme basis for scrambled
stations (see 5.2)
2.5 Activating or Deactivating the Economy Mains Switch (option)
Reach the "Economy mains switch" menu with button " " via "DIALOG
CENTER" –> "SPECIAL FUNCTIONS". With the buttons
"1h...3h".
The TV receiver switches off completely from Standby mode at the
predetermined time or by pressing the mains button
This function is not used when "off" is selected.
on the Remote
buttons it is
select
twice.
GRUNDIG Service