Sony CDP-C422M - 3-4. SCHEMATIC DIAGRAM

3-4. SCHEMATIC DIAGRAM e Refer to page 8 for IC Block Diagrams.
1
2 3
4
5
6
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8 9
10
11
12
13
14
15
16
17
18
19
21
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Waveforms
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(DISPLAY BOARD]
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£106 1.08 2 vot
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| [2-0]
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PROGRAM
CN603
0.47 usec
iclol_ (@) PLAY (TES) ic301 (6)
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18k
68K
3.9K
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SW720 SWw715 SW714 SW71I3 SW707 Sw708 SW709 SWT7I0 a‘ 2 ‘ .
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All
capacitors
are
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unless
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noted.
pF:
uuF
Gag ee ie See = te ge ae = SKIP 5OWV or less are not indicated except for electrolytics
$702
|
TABLE
MOTOR
OPEN/UP
|
crtirur
|
LOADING
MOTOR
R702
|
R705
|
R706
|
ROT
|
and
tantalums.
° UP+OPEN :
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I J 1 do de alc de de de am ale specified.
rr
|
Sw702
$w703.-SW704.
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SW705.-
SW706.—
SW7Ii_—
SW7I2
Pat | pisc4] [discs] [Music] | PEAK Note: The components identified by mark A or dotted
(G3) SCAN | (SEARCH line with mark A are critical for safety.
Ve sigighi PRRPASMERP REE OSE Aeaae ete ene Replace only with part number specified.
CN707
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5P
= - - _ es oo]
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:
B-
Line
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1s)
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A705 =
asl TOLL LLLLL LLL LLL LLL owe (PEEL LEL LLL ee = CETERA ea Se te eof
RLEX pbb Loh oh oh oh hh lath hd oh pepe dent FLE pitied FLEX 4 = = FLEX ® Voltage and waveforms are dc with respect to ground under
GCOOSOOCOODOO0CCSECCGG Lo? 9 >? of = - Ciixion aX eX 7X eX SAX 3X21) 4 209990990999 9099 99933303 039353330 | CC err east as ee ie a : .
5 SSS SERA SAG UA See no-signal conditions.
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van
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gor
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SSGzeegeE SSSR Stgzs ae: ° ca i ky RO ecee. ss
or yore eeevy yy yy ae i aes eG BR y, Voltage variations may be noted due to normal produc-
o— TT oe] fox te]<) Re
Pa. age CHT He tion tolerances.
c408 ESS NEL SME
Ge] onto} MUTING, ATT | © Waveforms are taken with a oscilloscope.
| z D/A CONVERTER SV] J751 Voltage variations may be noted due to normal produc-
Sesoeos
cae
a
[HeaoeHones
|
§
|§s
UESOb
EASEIS
jose
HEAORHONES
tion
tolerances.
40! : —3| “26 ~3i. -26.9 =26.9 -223 -8.6 ~4.1 [ Tt ] 3 |gg ® Circled numbers refer to waveforms.
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FINALL LEAN | eae ae 8 ie © Signal path.
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R384
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CXPSONG (C325M)
CXP50120 (C422M)
FL DRIVE/SYSTEM CONTROL
10302
CX2560M
C392 0.1
RST
R368 C366 305
56k 39p OpH
C350
$7 C349
= / 10303 ley 220000
CX825616M
L301
DIGITAL FILTER f On Q304 Q305 9302
aa04 AMP +B INVERTER AMP—B
2841348 =. SWITCH SWITCH
TABLE/ LOADING
MOTOR DRIVE
TIMERSW TBLSENSOR
C385 47» 14V
Yio.4
0305 9302
25a1 368 "ll Woo eeoe
C422M
4
D401 CNSO2 [AU BUS]
R440 Ik IN4148M SP
(1) Au BUS
J
Leg) e GND
R442 10k
had
BAIA4N-TP
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ie
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BUFFER RSI |
10
pe pare |
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0207 0208
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= $QS0 (SUBQ)
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ny nO ou P=T—) oN
o
RESET ON/OFF,
+5V REG
Ls —32V REG
-30V>——=
T9201
POWER
TRANSFORMER f
, Fs
SENS Textoh| Y $201 A
CNIN VOLTAGE
— Cx82500A0 SELECTOR
DIGITAL SIGNAL PROCESSOR
XLTO /CLV SERVO
+7V REG
205 9201 |
47y 0203
SOV 2SAVOABTP 1607 °Fa25 5
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C203 2204 :
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BUILT
IN
TRANSFORMER
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