HP LT3200, LT3700, LT4200, LT4700 High-Definition LCD TV - LED Blinking Codes & Panel Faults - Hotel Mode _ Software version
Special condition to watch out for with the following message: Red LED blinking 2 sec interval – Digital Demodulator does not respond.
Error code 003 (digital demodulator does not respond) requires source to be selected as “antenna” before the test is valid. If source is not antenna, it will always give you error code 003 because digital demodulator is not turned on until “antenna” source is selected.Software version information.
To access the software version information OSD:
1 Turn the TV on.
2 Press the Menu button.
3 From OSD, select Setup => Time.
4 Press the following keys: SAP/MTS => 7 => 7 => 7. The software version information displays on the lower right corner of the TV.
To run diagnostics
1 Power off the TV and pull disconnect the power cord.
2 Plug in the power cord while holding the power button on the TV (not▲on the remote). Hold the power button until a testing message appears. This may take up to 30 seconds.
3 Diagnostic tests begin.
To get back to normal TV operation after running diagnostics
1 After the diagnostic test finishes, power off the TV and disconnect the power cord.
2 Wait for about 30 seconds; and then plug the power cord back in. The TV returns to normal mode.Installation menu
The installation menu allows you to change default setting values of current input audio and video modes. For example, to change the picture settings for a component input, switch the TV source to component before entering this mode.
To access the Installation menu:
1 Turn the TV on.
2 On the remote, press the Menu button.
3 From the OSD, select Setup => Time.
4 If the TV is NOT in Hotel mode, press the following key sequences: SAP/MTS => 1 => 3 => 5.
5 If the TV is in Hotel mode, change input source to AV2, then press SOURCE=> 1 => 3 => 5.
Color adjustments in this menu apply to ALL modes (Cool, Standard, or Warm). If you want to adjust the color temperature of a single mode, you will need to adjust the White Balance settings in the Factory Menu.
Hotel mode
To access the installation menu:
1 Run the Setup wizard (or channel scan and time setup) through the main menu.
2 Access the install menu and change to HOTEL mode from Normal TV mode.
To access the installation menu:
1 Turn the TV on.
2 On the remote, press the Menu button.
3 From the OSD, select Setup => Time.
4 Press the following key sequences: SAP/MTS => 1 => 3 => 5.
To return to normal mode from Hotel mode:
1 On the remote, press the Menu button.
2 From the OSD, select Setup => Time.
3 Change input source to AV2, and then press SOURCE => 1 => 3 => 5.
Panel faults
Problem: Line
Solution: Change LCD panel.
Problem: Scrape on the LCD panel
Solution: Change LCD panel or change Polarizer
Problem: Mura (cloudiness)
Solution: Change LCD panel
Problem: LCD crack
Solution: Change LCD panel
Problem: Scrape on the LCD panel
Solution: Change LCD panel
