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SL
- 1210 M 5
GE
/ SL
-
1210
M
5
GEB /
SL
- 1210 M 5
GGN / SL
-
1210 M 5 GPP
7 Cautions in handling of th
è
blue LED
•
For lightening
th
è
needle tip
,
this unit uses a blue
LED
instead of a
conventional lamp
.
The blue
LED
is very much
sensitive to static electricity ; therefore
,
be especially
careful
of
handling it
.
A
Be careful of destruction
by th
è
static electricity
•
This LED may
be destroyed or worsened by th
è
static
electricity charged in clothes and human bodies
.
When
handling and repairing th
è
LED ,
be especially careful
of
such destruction
.
Be sure
to
take necessary measures such
as
wearing
a
wrist strap
.
Grounding for electrostatic breakdown prevention
1
.
Human
body grounding
•
Use th
è
anti
-
static wrist strap
to discharge
th
è
static
electricity from your body
.
( Fig
.
12
-
1 )
2
.
Work table
grounding
•
Put a
conductive material ( sheet ) or steel sheet
on
th
è
area
where th
è
traverse deck ( optical pick -
up ) is placed
,
and ground th
è
sheet
.
( Fig
.
12
-
2 )
*
ir
Iron piate or some metals
to
conduct electricity
(
Fig
.
12
-
2 )
Caution
:
The static electricity of your clothes will not be grounded
through th
è
wrist strap
.
So take care
not to
let
your clothes touch th
è
traverse
deck
(
optical pick
-
up )
.
Wrist
strap
( Anti
-
static bracelet )
1 M
£ 2
777777
/
(
Fig
.
12
-
1 )
8 Type lllustration of IC
'
s
,
Transistors and Diods
2 SD 637
-
QRS
D 2
SBA 20
SVDPR 3902
S
-
9
LN 21
CAL
RXQ 1004
_
B 3 AFA 0000034
LMW
9
A
8 BYB 0
A 1
Anode
Anode
Anode
Cathde
A
Cathde
A
(
f
£
—
Ca
Cathde
A
(
§
)
Ca
Ca
14
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