Hitachi 32LD9700U, 32LD9700N, 37LD9700U, 37LD9700C, 37LD9600, 37LD9700N Stripes appear and some

TROUBLESHOOTING (continued)

Symptom and Check List (continued)

Symptoms	Check list
Cannot display the image from “Photo Input function”.	Check the connecting equipments and image format.
	(Please refer to “Photo Input function”.)
The image on the screen is moving in
an oblique direction.	Adjust “Horizontal Clock” and “Clock Phase”.

(RGB input mode only)

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28

The coarse horizontal stripes could be				Adjust “Horizontal Clock”.		28
seen in full-display mode.
(RGB input mode only)
The part of the image is lacking.			AAAAA	Try “Auto Adjust”. (RGB input mode only)		28
				Check the Signal status of the PC by pressing	button
The horizontal stripes are moving				on the remote control.
				If the Vertical Frequency of the PC is set to less than 85Hz,		29
vertically with flickering screen.				adjust its level higher (up to 85Hz).
(RGB input mode only)				Set “Vertical Filter” to ON.
				(Please note that you will have lower vertical resolution with
				this action.)
When the characters are displayed				Try “Auto Adjust”.
on the whole screen, the vertical		ABCDEFGHIJ				28
stripes appear and some of the		ABCDEFGHIJ		If the display condition is not improved with Auto Adjust,
characters are blurred.		abcdefgABCDEFGabcd		adjust “Horizontal Clock”.
		abcdefgABCDEFGabcd
(RGB input mode only)
When the letter string is displayed in				Try “Auto Adjust”.
full-screen, all of the characters on	ABCDEFGHIJ					28
	abcdefgABCDEFGabcd			If the condition is not improved with Auto Adjust, adjust
the screen are blurred.	ABCDEFGHIJ
	abcdefgABCDEFGabcd			“Clock Phase” till you get clearest image.
(RGB input mode only)
When the small patterns are				Try “Auto Adjust”.
displayed on the screen, the entire						28
				If the condition is not improved with Auto Adjust, adjust
screen is flickering.
				“Clock Phase” till you get flicker-free display.
(RGB input mode only)
The thickness of the letters, lines, etc is not displayed				It could happen when the image with more than 768 lines		75
evenly.				of vertical resolution is displayed.
(RGB input mode only)				Please note this is not malfunction.
No Picture or sound is output.				It might occur because it is tuned to digital teletext channel.		44
(DTT mode only)				Return to another channel.
Forgotten channel lock code.				Re-install channel to cancel channel lock.		41
(DTT mode only)
Forgotten menu lock code.				Contact the customer service listed on the rear page.		-
(DTT mode only)
Due to the bad reception, block noise interferes during				Check the aerial system to improve signal quality.		14
DTT mode.
(DTT mode only)

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