HOW TO UNLOCK CHILD LOCK TO RCA TV

* From the Menu option, select 'Parential Control'.
** Choose V-Chip option, and using the Arrow Keys, and press OK button on the remote control. Surf through to TV MA rating appears.  Press the 'right arrow' button to move and Highlight the 'Status' field.  Toggle to 'VIEW', and press OK button. 
*** From the parential control menu select "V-Chip Movie Rating Limit" and change the rating to TV_MA and the Status to 'View'
**** From the parential control menu, select 'V-Chip Unrated Programme Block' and sselect item one, which will be view.
***** Select the option "Channel Block".  Then hilight the channel field; using channel UP/DN button go thorugh and check whether they are all set to "View".  If any channel seems to be Blocked, toggle it to 'view' Lock the controls to activate the changes.

HOW TO ENTER SERVICE MODE TO PANASONIC LCD / RPTV & CRT TVS

Press and Hold Down the [Vol - ] button on the front panel of the TV.

Press 'Recall' button on the remote control three times.

THE SERVICE MANU WINDOW SILL BE DISPLAYED

Use digit keys [1]&[2] on the remote to navigate through main menu items.

Use digit keys [3]&[4] on the remote control to get into the sub-menu items.

Use [Vol+]&[Vol-] keys on the remote control to adjsut the data vlaues.

Write down all  data values before changing  once the data value has been changed.

To exit from the service menu, power OFF.

Never attempt to adjsut any of the data values stored in the service menu items, unless you are qualified to do it.  Improper adjustments may make the set irrepairable.

HOW TO ENTER THE SERVICE MODE TO PANASONIC PLASMA TVs

PANSONIC MODELS
PE77U / PX75U / PZ750U / PZ700U / PX77U / PD50U / PD60U / PX50U / PX6U / PX500U / PX600U

*Hold Down [Vol - ] button on the TV.
**  Press the [Recall] button on the remote three times.
The service Menu will be displayed.
*** Use [1]&[2] digit keys on the remote control to navigate through menu items.
**** Use [3]&[4] digits keys on the remote control to navigate through sub-menu items.
***** Use [Vol+]&[Vol-] buttons on the remote to change data value of selected item.
****** Write down all values before changing; so that you can revert it back to orginals values, if you do any mistake by adjusting the data values.
Once the value has been chaged, it will be stored in its memory.
****** To exit from service Menu; Power OFF the set.

HOW TO SYNCHRONISE A UNIVERSAL REMOTE CONTROL WITH TVs AND OTHER ELECTRONIC DEVICES

If you know the code for your device, you can synchronise it with your device by Direct Code Entry method.  To see whether there is setup code for your device with a universal remote control, refer to the manual and code list of the remote control.  If it has code/s, proceedings are.

Direct Code Entry Method.

*   Press and Hold 'Setup' button on the remote control, until the Red Indicator stays ON. Release the 'Setup' button

**  Press and release the Mode Button and select the device to which the remote should be synchronised. [TV, DVD, VCR etc]

***  Enter the code [Three digit / Four digit or Five digit] from the code list.  After a Valid Code Entry, the indicator turns OFF.  If the code is Invalid; the indicator flashes.

****  Switch ON your device, press channel UP.  If the device responds means, it has been programmed.  If not, try an other code to synchronise.  Do all the steps above once more.  If some buttons on the remote do not respond properly, try an other code which will have maximum functionality.

If you do not have the code for your device, for an experiment, you can do a code search method.  The only disadvantage to this method is, you can't understand to whch code your Device has been programmed.

Code Search Method

*  Turn ON the device to be synchronised.

**  Press and hold the Setup button on the remote control, until the red indicator stays ON and relese the Setup button.

***  Press and release the Mode button to select your device [TV / DVD / VCR etc].  The red indicator will blink once and will stay ON.

**** Press Channel UP button repeatedly, until the device to be controlled changes Channel.  You might have to press Channel Up button upto 300 times.  This is why, most of the universal remote control will have upto 300 codes stored in its memeory, when it has programmed at the factory.  For each press of Channel UP button, each code will send to the device.  Keep  at least 4 seconds in between each Channel UP press, so that to give the device circuits to respond each code it get from the remote.

HITACHI 37LD6000 / 37LD6000A [NOISE FROM THE SCREEN AT CENEMA MODE]

A type of mechanical noise heard from the secreen, when the set  to Cenema mode.

The cause is due to high backlight setting.  Usually backlight settings to this mode will be set to full [100] by factory defaults. Backlight settings to different modes are [Default]- Dynamic = 00 / Natural = 50 / Cenema = 100.
When you select the picture mode to Cenema, backlight settings will also come to 100 [full], automatically. At this full brightness setting, the backlight inverter board will forced to work at full load, and the inverter transformer, which generate high voltage to backlighs, may make noise [High frequency]. Set the backlight intensity at Cenema mode to somewhere between 54 to 60 will make the set out of noise. This intensity can be automatically set.  To set it to pre determined value, you have to enter the service mode widow.
Be very carefull when you do this adjustment. Never adjust any other value set in these windows, other than backlight adjustment.
To enter the service mode, you must have the original remote control.
There are three different softwares loaded to these model Hitachi sets. So, to enter the service mode, there are three different codes too.  You have to check these three different codes.  Only one will work.
The codes are [ 4725 / 1267 & 1461].
Proceedings;
Press the 'Menu" button on the remote control. Enter codes one by one, until the service menu window appears on the screen.
Select the Picture Adjustment Mode, and enter with Vol + .
A second service menu will appear.  You can see the backlight adjustment option here.  You will see the backlight intensity is set to full [100].
Select the backlight adjustment option, and reduce the value to [58] or [59].
To memorize and exit this settings, press Standby Button on the remtoe control
That is all.  Hereafter, when the set is selected to Cenema mode, the brightness level will come only up to the set value. There will be no noise, and set will work silent.

HOW TO PROGRAMME DISH TV REMOTE TO TV

Find the code to your TV from the remotes' user guide.  If you do not have the user guide, Google for it with its model number and brand name.  Search for PDF files. You can download it from internet.

Press TV button on the remote and hold down this button until VCR; Aux or Sat LED lights up.
Release the TV button, and the LED starts to blink.
Enter the code using keypad. If your remote control is a multifunction one, enter the code and press the # key. The TV button should flash three times.  Press the Power button on the TVs front panel to turn OFF the TV. Turn the TV ON again. 
If the entered code is correct, the TV will turn OFF and ON.  If this does not happen, try an other code.
Press and release the "Power" button on the remote control. Press the arrow UP key and stop. 
If TV doesn't turn OFF, continue press arrow UP button again and again, until the tV turns OFF.
Keep timing of about 20 seconds between each press of the arrow UP key, to see if the code works; before pressing the arrow key again.

HOW TO UNLOCK AN INSIGNIA TV

You must have its original remote control to unlock the TV. There is a lock button, can be located on the third column from the left, and the second row from the top.  Press this Lock button, aiming the remote control to TVs front panel.
aim the remote to TV and press the channel buttons to unlock the TV.  If the TV is in locked mode it will show a black screen, and no command will be executed.  If the screen remains black, understand that the TV is in locked position. Press the lock button on the remote control again.  If this do not help you, replace the batteries on the remote with new ones and do as above.

HOW TO UNLOCK APEX TELEVISIONS

To unlock most models of Apex TVs code “6688” is used.  You must have its original remote control to unlock it.

Press the ‘MENU” button on the remote control, and use the ‘Arrow” buttons, and scroll down to “PARENTIAL GUIDE” option.

Press the “ENTER” button.

The set will ask for password.

Type this default parental password [6688]. This code will override if any password you have set in before.

Use “Arrow “ keys to switch the parental lock to “OFF”.  You can view all programmes, no matter the ratings be.

Press “Exit” button on the remote control and watch all channels.

NB: Original remote control might be needed to unlock the TV.  Some models of universal remote controls also can be used.