SOURCE: Black screen for HDTV channels -- but TV menu and DVDs display normally
Try hard reset, Please unplug the tv cables and power cables for 30 min and redo the cable and check its working ....
Good luck...
SOURCE: Can't change channels
I had exactly the same problem. I finally found the power button on the underside of the TV. It is well hidden and to find it, you need to run your fingers underneath the panel. Turn it off for a minute or so and turn it back on and then turn on the switch on the panel on the upper right side where the channel and volume buttons are. It works.
SOURCE: Hitachi 42PD6600 - Picture Problem when changing AV channel
I Have the same problem but with the EXT6 channel HDMI.
have you solved the problem yet?
SOURCE: we have a Hitachi 42hds69
Here is what you need to do to fix this. Call Hitachi Global Storage Technologies & request for the firmware upgrade.
1-800-HITACHI (448-2244)
They will send it to you for free. You get a small SD card that plugs into the back of your TV just below the Cable Card Slot. I wouldn'd have known it was there unless the instructions in the mail packet told me so.
To determine if you need to upgrade go Into the Setup Menu. Then, Go to Software Upgrades & look at the software version. I had 0110.xxxx. the version I upgraded to was 0125.0000 & it fixed the audio problem on 7-1 & 11-1.
now all channels work great.
THANKS HITACHI!!!
SOURCE: Hitachi P50H401 display problem
it is problem your TV high voltage unite(EHT)
change it by authorised service centre
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