MJ-D707, MJ-17D
47
Step No.
Operation Keys and Operation Method
FL Display
Status
Remarks
8
Press the REC key.
a006F c0017
The fixed display of the C1 error is ended.
9
Press the STOP key.
TEST PLAY
10
Press the NAME key and display the inner
ADRES 0050
circumference address.
11
Press the NAME CLIP key and display the
ADRES 03C0
intermediate circumference address.
a03C0 c0009
Perform steps 6 to 9 in this condition.
TEST PLAY
12
Press the NAME key and display the inner
ADRES 0050
circumference address.
13
Press the NAME CLIP key twice to display the
ADRES 0700
outer circumference address.
a0700 c0008
Perform steps 6 to 9 in this condition.
TEST PLAY
14
Press the EJECT key, eject the test disc
EJECT
GGF1328 (MMD-212), and insert TGYS1 (or
LOADING
MMD-110.)
GRT AJST
15
Perform steps 3 to 13 and check the jitter/C1
a0062 c0009
Check that the jitter value meets the standard
error with the test disc TGYS1 ( or MMD-110).
a03d2 c0007
value of the following table.
a0712 c0006
16
Press the EJECT key.
EJECT
The test disc TGYS1 ( or MMD-110) is ejected.
17
Power OFF
Test mode is ended.
7
Jitter/C1 Error Check at the time of Playback
Jitter Meter
LEVEL
JITTER
GND
CORE MAIN UNIT ASSY
SIDE A
REFO
EFM MON
Connection diagram
Inner circumference
29 nsec or less
Intermediate circumference
27 nsec or less
Outer circumference
27 nsec or less
TGYS1 ( or MMD-110) jitter value
Intermediate
and
outer
circumference
may be
omitted.