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everything was fine - fast, readable, worth the price
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I'm happy to get a manual from this rare old amp. The pdf is from good qualty.
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very quick service and manual as described - would happily trade here again!
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Fast Download,all pages present,an excellent copy.THis enabled to find the origional part numbers and chase them up. The cartridge is proving difficult to find but at least I know the origional part number.Thanks to all.
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The manual was as described. Complete with parts list and technical information. Fast delivery.
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6
7
8
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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