Pioneer DVL-919 Service Manual page 76

DVL-919
10
RF Max Adjustment
• Test mode
→ OFF
TRKG
• Play the DVD test disc
at outer track.
START
DVD MAIN ASSY
CN201
RFO
5
11
DVD Jitter Best Adjustment
TEST DIG/ANA
• Test mode
→ ON
TRKG
• Play the DVD test disc
at outer track
(around #1F0000).
START
DVD MAIN ASSY
CN201
RFO 5
76
DVD Carriage
assy
Tangential
Adjustment
Screw
∗
See "Adjustment
points".
Player
DVD Carriage
assy
Tangential
Adjustment
Screw
∗
See "Adjustment
points".
VIDEO OUT
Ajustment at midium track
TILT UP/DOWN
(4, ¢)
Player
CLDM
ASSY
VR609
EQ
UNIT
RF
Max.
Probe (10:1)
JT:Min.
VIDEO IN
JT:Min.
TILT ERROR : 7
TILT- 7
TV monitor
Probe (1:1)
CH1 CH2
Oscilloscope
(X) (Y)
V: 50mV/div.
H: 0.5µsec/div.
AC mode
JT[0000] 0280
TV monitor
CHECK
•Jitter < 6.0 nS
• RF Level
= 0.8V~1.4V
LEVEL JITTER
X1
27M
AGC : ON
Jitter Meter
BIT : 11T