Panasonic KX-B620 - Page 20

KX-B620 Series
KX-B520 Series
®
No printing
I Check ‘the analog circuit in the control
Dark printing
Faint printing
—Check
the
Close
the
Check
the
—
Adjust.
mechanical
printer
optical axis
condition
of
correctly.
adjustment.
the
printer.
:
Check
the
~>Replace.
—~-
Check
the
screen
;
+24V
—
Check
the
tension.
CN17
pin
cable.
1-4.
Check
the
—>
Replace.
fluorescent
—
Check
the
—Check
the
—Replace
lamp.
video signal!
+12V
1C201.
TP2
in
the
power
Check
the
CCD
board.
CCD
board.
source
and
clock
Check
the
control
board.
.
Signals to
CCD
1C201.
board
(1C109
pin
15).
Check
the
—
Close
the
printer
printer
Check
the
Check
—Replace.
mechanical
correctly.
HDATA
10103,
condition.
LATCH
10109.
CLKHD
Check
the
—
Clean
this
signals
in
white
blank
area
area.
the
control
of
the
screen.
board.
Check
the
~>
Clean.
Faulty
—
Replace
it.
surface
of
the
thermal
head
lens.
Check
the
—
Clean.
®
All
black.
surface
of
the
CCD.
Check
the
—Check
the
—Replace
video
signal
clock
1C201.
Check
the
—
Clean.
TP2
in
the
signals
to
surface
of
the
CCD
board.
CCD
!C201.
thermal
head.
Check
the
—
Adjust
it
Check
the
analog
signal
IC
109
pin
15
in
optical
axis.
correctly.
the
control
board.
Check
the
~>
Replace.
video
signal
in
Check
the
Check
—
Replace.
the
CCD
board.
HDATA
1C103,
LATCH
1C109.
Check
the
control
board.
CLKHD
signals
in
Density
difference
between
right.and
left
the control
board.
Check
the
->
Close
the
printer
printer
Faulty
—>
Replace
it.
mechanical
correctly.
thermal
head
condition.
Check
the
—
Adjust
it
optical
axis.
correctly.
—18—