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Wave Forms
ae
Note: The encircled numbers denote measuring points in the
schematic diagram.
*2FOCL
5.
SCHEMATIC
DIAGRAM
TP1-Pin 1: PLAY MODE
IC202-Pin 4: FOCUS-IN (* 2) MODE
(FODR)
a X f
500mV/div
500nsec/div
1V/div
200msec/div
1.
RESISTORS :
f l
Indicated
in Q, 1/4W, 1/6W,
1/8W,
5%
tolerance
unless
otherwise noted k;:kQ,M;MQ,
(F);£1%,
(G);+2%,
(K);+10%,
(M) ;.+ 20%
tolerance.
2.
CAPACITORS :
Indicated
in capacity (uF) /voltage
(V) unless otherwise
noted
p: pF.
Indication
without
voltage
is
50V
except
electrolytic
capacitor.
3.
VOLTAGE
CURRENT :
; DC voltage (V) at play state.
TP1-Pin
1: TRACK
SEARCH
MODE
1C202-Pin 4: PLAY MODE
#mA;
DC
current
at play state.
(RF)
:
(FODR)
; Value in (
) is DC current at stop state.
500mV/div.
200usec/div
1Vidiv . 1msec/div
4.
OTHERS:
=~ ; Signal
route.
@:; Adjusting
point.
The
A
mark
found
on
some
component
parts
indicates
the
importance
of
the
safety
factor
of
the
part. Therefore,
when
—GI
replacing, be sure
to use
parts
of identical
designation.
% marked
capacitors
and
resistors
have
parts
numbers.
This
is the
basic
schematic
diagram, but the actual
circuit
may
vary
due
to improvements
in design.
;
TP1-Pin 6: PLAY MODE
1C202-Pin 3: PLAY MODE
@ Terminal Voltages -
(FOER)
(TRDR)
:
100mV/div
10Omsec/div
500mV/div
1msec/div
IC151
IC301
1c401
CXA13720
(CXD2500AQ)
(109 2378BF)
fe] vou a von
EB] ] fit eon [El von
fifo fa] 3 _]
fay we]
os
ep
p2f oft
oT
pazt 5
p2f oo fey es
Ee
ee
pat nc |
pats
fs
ato
fzet
jap Nc |
ra{ 55 [wis |
}5[ 02 [zt
0
|
asf RC |
rs{_ 25 [il
2 4
ps{ oat
kc |
jaef 4a |
[e{ 25 |r|
0 |
frp a2 pif 2s]
or CS
DD
ee
ee
feet 0
re}.
o0 {nl o
ee
ES
jas] 0-03 |
ro| 2s lal a
a
Ee
riot 2.5 [ul s
TP1-Pin 2: PLAY MODE
1C202-Pin 3: SOT-JUMP (* 1) MODE
ee
ES ee
[suf xc |
mits
|
(TRER)
(TRDR)
ee
Ee
ee
i
na] 0 |
1V/div
10msec/div
500mV/div
1msec/div
haf 0 [af]
ee ay ee
a ae
a g e
rarer
pia] oa 38] 1.8 |
ies
jist off
oT
P Nc [ssf 0 |
pep 4 feof oe |
| xc [se] NC |
1 ee
ee
es
ee
[25
[set NC |
ee
eee
eae
20
2.4
N.C
paps
fas
oT
a
Ce
a
Cee
a
ee
Ea
Ha Se eT
25 p xe
|
c.
is =0.— 4]
[2s]
of
66 3.3 -4.6 |
TP1-Pin 2: 50T-JUMP
(*1) MODE
1C201-Pin 3: PLAY MODE
jaf 2s fey os
(TRER)
(SPDR)
IC20
es
0
1Vidiv
1msec/div
1V/div
5Omsec/div
(M5298P
.
Pin] y
j2s{ xc fest 21-3 |
5.
na] Voltage ya] Votes | fol a pols
;
[ar
fet ss)
af we np
Ee
Pee]
0
pats
fos
5. 0
pep ar ets
|
;
3
ha]
Cs
g
ie]
|
5.9
7
[15 |
0
8
[8
;
0
11
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