9
AVR-2105/885 / AVC-1890
Video Section
(For U.S.A., Canada & Japan)
Component Video Level Adjustment
Required measurement equipment etc: Oscilloscope, DVD
VIDEO PLAYER (ex: DVD-1500)
Test Disc: DVD T-S01
Preparation
(1) Avoid direct blow from an air conditioner or an electric
fan, and adjust the unit at normal room temperature 15
°C ~ 30 °C (59 °F ~ 86 °F).
(2) Playback the color-bar 75% of the Test Disc (Title 12)
using the DVD Video Player, and check that Y and C
levels of the S terminal output are within the specified
output levels.
If they are out of the specified levels, adjust with the
variable resister inside of the unit.
(3) Presetting
POWER (Power source switch)
OFF
SPEAKER (Speaker terminal)
No load
(Do not connect speaker, dummy resistor, etc.)
DVD (Video terminal)
No input
Adjustment
(1) Remove top cover and set VR
608
, VR
609
, VR
610
on
C-S VIDEO2 Unit
at fully counterclockwise (
).
(2) Connect a pin-plug terminated with 75-ohms to Y(Cb,
Cr) of the Component Video Monitor Output, and hook
up the Oscilloscope's probe to both ends of the pin-plug.
(3) Connect S terminal output of the DVD Player with the
DVD input terminal of the Receiver.
(4) Connect power cord to AC Line, and turn power switch
"ON".
(5) Presetting
FUNCTION:
DVD
Playback the color-bar 75% of the Test Disc (Title 12)
(6) Turn VR
610
clockwise (
) to adjust the
COMPONENT VideoY voltage (except H.Sync) to 714
±50 mVp-p. (Refer to Fig.1)
(7) Adjust the Variable Resistors of C
r
: VR
609
and C
b
:
VR
608
in the same way. (Refer to Fig. 2, 3)
Cb,Cr: 486±50 mVp-p. (U.S.A. & Canada model)
: Oscilloscope, DVD VIDEO PLAYER
(
: DVD-1500)
:
DVD T-S01
(1)
15
30
(2) DVD VIDEO PLAYER
75
(Title12)
S
Y
C
(3)
OFF
(
)
DVD
(1)
C-S VIDEO2
(
)
(2)
Y(Cb, Cr)
75
Oscilloscope
(3) DVD VIDEO PLAYER
S
DVD
(4)
"ON"
(5) ON
FUNCTION
DVD
75
(Title12)
(6) VR
610
(
)
Y(H.Sync
)
(Fig.1
)
714mV ±50mVp-p
(7)
C
r
: VR
609
C
b
: VR
608
(Fig.2
3
)
Cb,Cr: 525±50 mVp-p.
VR608, VR609, VR610
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