Panasonic JU-455-5

8. MEASUREMENT ITEMS FOR EACH MODEL
T ab le 8.1
•• m P aramete r
JU -312, 313,314 JU·32X,36X JU-581,S85
TRK
Value
T RK
Value TR K Val ue
1
Index period
20
200t3ms 40 200 ± 3ms 32 166.7 ;!;
0.2 m5
2
Output level
39
16OmVor
7'
180mVor 76 120mVor
more more more
,
Radial Alignment 20
75"
40 50% 32 70%
4 AZIMUTH 20
± 1 8'
40
± 18 '
68
± 18 '
5
Index burst 20 3±1.5ms 40 3±1.5ms
68 200 t
200 III
6
FLAG 0 From track 1
' ;1
From track 1
1: 1 From track 2
1: 1
totTack 2 totra,k 2 totTack 3
and back and back. and back
7 limiter -1 Recalibrate -1 Recalibrate - 1 Recalibrate
and return to and return to and return to
0
0
0
•
Asym metry
,.
<6oons 7.
<600ns
76 <3 50 ns
•
Head load t ime <5 0m5
JU -591, 595, 475 JU-45S/465
JU-455·5
• • m
Parameter
TRK VALUE TR K Value
TRK Va lue
1
IndelC period
32
166.7;!;
16132
200± O.2 ms
16 200±0.1 ms
0.2 ms
200t
(High)
0.2 ms
c) •
(Low)
.... ,
2 Output level 76
120 m llo(
39n9
140 1 120m V
,.
140/mllor
more
or m ore
more
,
Radial Alignment
32
70% 16132 70%
"
70%
4 AZIMUTH 6.
± 18'
311/68
t 18'
34
± 18'
5
Index burn
6.
200t 311/68 200t
34 200 t
200p.s 200 }ls 200jU
6 FLAG 0
From track 2
1: 1
From track 1 1: 1 From track 2
,; 1
to track 3
to track
totrack 3
and back
2ltrack 2 to and back
track 3 and
back
'C<.
7 Limiter
-1 Recalibrate -1 Recalibrate -1 Recalibrate
and return to
and return to arid return to
0
0
0
•
Asymmetry 76 <350 ns
39n9 <600 n$ 3. <600",
•
Head load t i me <50 m$ <50ms
i"
. ...
- 6-