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There are currently no product reviews.
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no problems with the purchase of a circuit diagram
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Scan are good quality and overall just what i was looking for. Thanks!
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Very good quality pdf file, no missing pages and all words and schematics clearly readable. Whole manual is present featuring different languages.
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Very,very good manual.It was very explicit and readble.It was helpfull.Thanks.
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The service manual is scanned, but high quality, high resolution. The smallest texts on schematics diagram is readable. Super! Thank you!
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3. DISPLAY ERROR CORRECTION FLOW CHART
Something wrong with the display?
A
3-A
~ 3-C
No display or some display is broken?
YES
Checked the LCD driver Vdd?
NO
IC901(56)
B
YES
Checked the LCD driver Ground?
NO
IC901(60)
YES
Checked the LCD driver reset?
NO
IC901(57), CN901(11), IC401(75)
YES
Checked the LCD driver OSC?
NO
IC901(61)
C
YES
Checked the LCD driver data interface?
NO
IC401(76, 78, 79), CN901(3, 4, 10), IC901(62, 63, 64)
YES
Checked the LCD to LCD driver line?
NO
IC901(1 ~ 55), LCD
YES
OK
D
E
F
DVH-3900MP/XZ/EW5
5 6 7 8
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