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PD-6010
7.2 SCHEMATIC DIAGRAM
NOTE:
1. RESISTORS.
SWITCHES:
Indicated in Q, ""W, 7% W,+5% tolerance unless otherwise noted k; k{2,
MAIN
BOARD
ASSEMBLY
M; MQ,
(F); +1%,
(G); +2%,
{K); +10%,
(M}; +20%
tolerance
St:
TEST
2. CAPACITORS:
FUNCTION
BOARD
ASSEMBLY
Indicated
in capacity
(uF)/voltage
(V)
unless
otherwise
noted
S201
: OPEN/CLOSE
p; pF. Indication without voltage is 50V except electrolytic capaci-
S202
: REPEAT
tor.
$203
: <4
(MANUAL
SEARCH)
S204 : BR
(MANUAL
SEARCH)
So ET SE
o h ,
$205 | PROGRAM
S__]; DC voltage (V) at no input signal
S206 : KK@
(TRACK
SEARCH)
4. OTHERS:
S207 : BRI
(TRACK
SEARCH)
mp ; Signal route.
$208 : STOP/CLEAR
@ ; Adjusting point.
S209
: PLAY
The
mark found on some component parts indicates the im-
S210
: PAUSE
portance of the safety factor of the part. Therefore, when replacing,
;
be sure to use parts of identical designation.
PRIMARY
BOARD
ASSEMBLY
3& marked capacitors and resistors have parts numbers.
S401
: POWER
ON — OFF
OUTSIDE
OF
PC.
BOARD
ASSEMBLY
This is the basic schematic diagram, but the actual circuit may
S101
: INSIDE
vary due to improvements in design.
S102
: CLAMP
CLAMP
—
OPEN
ae
The underlined indicates the switch position.
The waveforms at each measuring point indicated by the
encircled numbers are given on pages 34 thru 37.
Focus servo loop line
=—— SSS
Se
Signal route
~oooremen
Tracking serve loon fire
come ne ow ome Carriage serve fine
Loading motor route
---------
Spindle motor route
>
Measurement point
25
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