Denon DVD-5000 - PB Signal Adjustment; Fc Correction Procedure

Video Output (PB Signal) Adjustment
Point
i
Playback
VR3231
Title
12
©
Pin
terminal
(Color
Bar)
DVDT-SO}I
Measuring Device
Adjustment Value
486+11mVp-p U.S.A/Canada models
525+11mVp-p Europe/Asia/Taiwan
R.0.C. models
Oscilloscope
200 mV/div, 10 ps/div
NOTE: Y Output and PB Output should be 75 © terminate.
For compatibility of video signal output.
1. Connect the monitor TV to the video output terminal and
terminate at 75 Ohms.
2. Connect the oscilloscope to PB output Pin terminal for CH-
1 and Y output Pin terminal for CH-2. (Trigger)
3. Playback the color bar part title 12 of the DVD Test Disc
title.
4. Adjust the VR3231 so that the PB signal output is as shown
below.
. Confirm the signal on the video board side.
a
~~
486mv
+
1imv
Fig. 6-2-3 PB Signal Output
U. S. A./Canada models
525 mv
+
1imv
Fig. 6-2-3 PB Signal Output
Europe/Asia/Taiwan R. O. C. models
Fc Correction
NOTE: This adjustment should be performd only when the
FEP IC (IC25201) has been replaced.
Test Disc
(Input Signal)
Measurement|
Adjustment
Point
Point
TC5236
TC5235
Measuring Equipment
TC2006
DC POWER SUPPLY
Oscilloscope
200 mV/div, 50 ns/div,
AC coupling
Adjustment Value
REFER TO FIG. 6-2-4B
PQUANTITY
FOF DELAY ¥
Fig. 6-2-4A
1.
During
pressing
both
[PLAY]
and
[OPEN/CLOSE]
buttons
of
the
DVD
Player,
push
[CLEAR]
button
of
the
Remote
Controller.
2.
Connect
the
oscilloscope
to
TC5236
for
CH-1
and
TC5235
for
CH-2
(Trigger).
3.
According
to
a
quantity
of
delay,
supply
TC2006
with
DC
Voltage
by
the
DC
Power
Supply
as
shown
in
Fig.
6-2-4B.
4.
The
letter
of
[FEP_
*
*
Jis
displayed
on
the
FL
display.
5.
Confirm
whether
shown
in
Fig.
6-2-4B
agrees
with
letter
of
[FEP_
*
*
].
6.
Push
[STOP]
botton
of
the
DVD
Players.
(Write
in
E2PROM)
Quantity
of
delay
Acai
FL
Displa
SUPPLY
Voltage
play
[s28~a86ne
|
7V__
Feat
[s85~ai6ne
[26
Feta
rep
a]
Fig. 6-2-4B
DVD-5000 maw
17