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Hitachi Service Manual LE43M4S9 / LE48M4S9
Service Mode (Great Care Should Be Taken When in the Service Mode)
(never give Service Mode instructions to an end user)
Press the Menu key on the remote;
1.
Select Setting and press OK to enter Setting submenu;
2.
Select Picture and press OK to enter Picture submenu;
3.
4.
Scroll down to Contrast item;
5.
Enter "9 7 3 5";
6.
You should now be in Service Mode;
If not, start sequence again making sure the remote is pointed towards the IR receiver.
Software Updates
Insert USB Thumb drive with the new software in the root directory
7.
Using remote: MENU –> Setting -> Function -> Software Upgrade -> OK -> By USB
8.
TV will display warning information meaning it is upgrading (can take up to 3 minutes)
9.
TV will restart automatically
10.
© Copyright 2015 All rights reserved Hitachi America, Ltd. – Digital Media Division 16
2420 Fenton St., Suite 200 Chula Vista CA 91914
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