Grundig - Hamburg, Leemaxx, Vision AND Vision 2 Models LCD TVs – SMPS and Back light inverter circuit diagrams, Service mode and more…

Parental Control
The personal pin can be changed with master pin 2356

Hotel Mode
Maximum volume is limited and there is no access to Menu "CHANNEL
SETUP" at activated hotel mode.
Call up: M > 8500 > Down "OPTION 1" > OK > Up/Dn "Hotel" > R/L "AVAIL".
Maximum volume: M > 8500 > Down "OPTION 1" > OK > Up/Dn "Hotel Volume" > R/L Value 0…100.

Switching off the Hotel Mode temporarily

At this function the activated hotel mode is deactivated until the set

is switched off (standby).

Call up: M > 4658 > R/L

Cloning Function for Program Table

It is possible to clone the program table with this function from one

TV set to further TV set of same series.

Grundig Power supply YSY194 – SCHEMATIC

ICs Used: FSCM0465-D2-PAK-6L, TCLT1003(Optocoupler), FAN7314, STS4P30L, FDS8958A, ST1S10,FAN7314, FDD4141(FET) 

YSY194 inverter

B6C194 inverter

Copy program table to USB stick:
If necessary switch off Hotel Mode temporarily (see above) > connect emty USB stick > R/L "No" > OK –> M > R/L "CHANNEL SETUP" > Down "Program Table" R > 8500 > L/R "DTV", "ATV" or "All" > Down "Save" > OK.

Copy program table into further TV set of same type series:
If necessary switch off Hotel Mode temporarily (see above) –> connect emty USB stick > R/L "No" > OK > M > R/L "CHANNEL SETUP" > Down "Program Table" R > 8500 > R/L "DTV", "ATV" or "All" > Down "Load" > OK.

Service and Special Functions
Functions of the buttons
M:  Call up/exit the Dialog Center / exit the Service Mode
UP/DN: Call up the dialogue line (point of menu)
OK Call up the Menus
L/R: Changing the settings
<=: Submenu: Back to main menu
Main menu: Exit the Service Mode
Calling up the Service Mode
– Press button "M" (TV Menu).
– Enter the code number 8500.
Exit the Service Mode
– Press button M.