Panasonic KV-N1058X / KV-N1028X / KV-N1058Y / KV-N1028Y (serv.man2) Service Manual / Supplement ▷ View online
6
KV-N1058X/KV-N1028X/KV-N1058-Y/KV-N1028Y
Scanned image data
have black lines, white
lines, or darker image
than the original or
brighter image than the
original.
have black lines, white
lines, or darker image
than the original or
brighter image than the
original.
1. Shading data stored in CONTROL
Board is not proper to perform an
image process.
image process.
1. Perform the "Shading" in Sec.
10.3.9.
to over-write new
data.
2. The dust exists on the Scanning Glass
((F) or (B)) or its surrounding
(Reference area or others).
(Reference area or others).
1. Wipe off the dust with soft and dry cloth.
2. Perform the "Focus" test in Sec.
2. Perform the "Focus" test in Sec.
10.3.8.
to monitor the
CIS’s output level.
3. CIS (F) Unit does not work properly.
*KV-N1028Y/X : CN2
1. Execute "Focus" test in Sec.
10.3.8.
to check the
waveform of CIS output.
2. Execute "CIS LED" test in Sec.
10.3.8.
to check the
lighting of each RGB.
3. Check the following connections and soldering condition
on each connector.
CIS (F) Unit to CN1*(CONTROL Board)
CIS (F) Unit to CN1*(CONTROL Board)
4. Check the power supply for LED.
(1) CN1*-4th pin, F1: 7.0 V
(2) L3, L6, L7, Q7, Q8, Q9
(2) L3, L6, L7, Q7, Q8, Q9
5. Replace faulty parts or boards.
4. CIS (B) Unit does not work Properly.
*KV-N1028Y/X: CN4
1. Execute "Focus" test in Sec.
10.3.8.
to check the
waveform of CIS output.
2. Execute "CIS LED" test in Sec.
10.3.8.
to check the
lighting of each RGB.
3. Check the following connections and soldering condition
on each connector.
CIS (B) Unit to CN3*(CONTROL Board)
CIS (B) Unit to CN3*(CONTROL Board)
4. Check the power supply for LED.
(1) CN3*-4th pin, F1: 7.0 V
(2) L8, L9, L10, Q9, Q10, Q12
(2) L8, L9, L10, Q9, Q10, Q12
5. Replace faulty parts or boards.
5. Background Plate switching is not
working properly.
1. Execute "Focus" test in Sec.
10.3.8.
to check the
peaklevel when Background Color is White and Black.
When scanning short
documents, the ejecting
sound is larger than the
normal sound.
documents, the ejecting
sound is larger than the
normal sound.
If the length of a document is less than
about 148 mm, feeding speed control will
be activated for exiting documents; this is
normal behavior.
about 148 mm, feeding speed control will
be activated for exiting documents; this is
normal behavior.
This is normal operation.
Noise
1. Problem with conveyor motor, bearing,
roller or gear.
1. Perform the "Conveyor Motor" test in Sec.
10.3.8.
to
check the sound source.
2. Replace the faulty parts.
Symptom
Possible Cause
Recommended action
7
KV-N1058X/KV-N1028X/KV-N1058Y/KV-N1028Y
1.3.
Exploded View and Replacement Parts List
1.3.1.
15.6. Lower Chassis 2 For KV-N1058X-U,N1058X-ML,N1028Y-CN,N1058Y-CN
Only for KV-N10xxY-CN
617
G
602
605
605
633
A
623
617
630
630
608
C
C
C
C
F
C
C
C
C
F
A
C
C
604
606
601
613
612
626
628
624
618
615
614
616
620
C
611
629
607
625
640
638
639
617 622
621
617
627
620
603
G
610
E
G
C
C
C
Lower Chassis 2
619
631
631
632
(548)
From:Lower Chassis 1
(214)
From:Top Cover
Assembly
8
KV-N1058X/KV-N1028X/KV-N1058-Y/KV-N1028Y
1.3.2.
For KV-N1028X-M,N1058X-M
617
G
602
605
633
A
623
617
630
608
C
C
C
F
F
C
C
C
C
F
A
C
C
604
606
601
613
612
626
628
624
618
615
614
616
620
C
A
A
C
636
629
637
607
625
617 622
621
617
627
620
603
G
610
E
G
C
C
C
Lower Chassis 2
619
631
632
630
631
640
(214)
(548)
From:Lower Chassis 1
From:Top Cover
Assembly
605
9
KV-N1058X/KV-N1028X/KV-N1058Y/KV-N1028Y
KH
KVN1058X
KVN1028X
KVN1058Y
KVN1028Y
KVN1028X
KVN1058Y
KVN1028Y
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