LC-37X20E (serv.man4). Adjustment Procedure - Sharp TV Service Manual (repair manual). Page 17

LC-32X20E/S/RU, LC-37X20E/S/RU

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1. Magi-Link Inspection

The thing that the Magi-Link circuit operates is confirmed.

2. HDMI-CEC Inspection

The thing that the HDMI-CEC circuit operates is confirmed.

1. Turn off the AC power (Unplug the AC power cord).

2. Insert the upgrading USB flash memory for upgrade into the service slot.

3. While holding down the power button, plug in the AC power cord of the main unit to turn on the power.

4. Upgrade begins automatically.

After the set starts, the upgrade screen like the figure below is displayed.

CAUTION: When the factory settings have been made, all user setting data, including the channel settings, are initialized.

(The adjustments done in the adjustment process mode are not initialized.) Keep this in mind when initializing these settings.

1

Factory settings

ends by turning off the 
MAIN POWER key. 
(See to below caution)

[Factory setting with adjustment process mode]
• Enter the adjustment process mode.
• Move the cursor to [INDUSTRY INIT] on page 2/33.
• Use the R/C key to select a region from [EUROPE/RUSSIA/SWEDEN] and press the 

[OK] key.

• “EXECUTING” display appears.
• After a while, “SUCCESS” display appears, the setting is completed.

When succeeding: Background color (green)
When failing: Background color (red)
The following items are initialized in the factory setting.
1) User settings
2) Channel data (e.g. broadcast frequencies)
3) Maker option setting
4) Password data

After adjustments, exit the adjustment process mode.
To exit the adjustment process mode, turn off the MAIN power key.
When the power is turned off with the remote control, unplug the AC power cord and plug it back in.