Pioneer RRV2930 Service Manual page 88

1
QQ
DVD Jitter Adjustment
2
3 7 63 1515 0
• Playback method of inner and outer address for the purpose is refererd to "6.4 TEST MODE".
• Jitter indication of the monitor is refererd to "7.1.2 DISPLAY SPECIFICATION OF THE TEST MODE".
A
START
• Test mode
• Play the DVD test disc
at outer track
(around #200000)
B
C
TE
L 13942296513
D
Turn the POWER OFF in
case of NG once, and
perform the adjustment
once again.
E
If error rate is OK,
locks a root of
tangential and radial
adjustment screws with
the Screw tight.
Screw tight: GYL1001
www
F
88
1
http://www.xiaoyu163.com
2
Mechanism Assy
Adjust the Tangential
Adjustment Screw so that
jitter becomes minimum.
Player
CHECK
Confirm the error rate that is
displayed "OK"
NG
(Example ERROR RATE: 6.6oe - 6 OK )
Disc playback normally.
• The measurement of block error rate
x ao
y
. i
XV-HTD640
2
http://www.xiaoyu163.com
3
8
J : Min
J : - - - -
Q Q
3 6 7 1 3
Monitor
ESC 5
u163
.
3
4
2 9 9 4 2 8
Use disc: GGV1025
• Play the DVD test disc
at inner track
(around #30000)
Mechanism Assy
Adjust the Radial
Adjustment Screw so that
jitter becomes minimum.
J : Min
• Play the DVD test disc
1 5 0 5 8 2 9 9 4
at outer track
(around #200000)
Mechanism Assy
Readjust the Tangential
Adjustment Screw so that
jitter becomes minimum.
J : Min
ESC
m
Test mode end
co
4
9 9
2 8 9 9