Diagram - Pioneer VSX-4000 Service Manual

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10. SCHEMATIC DIAGRAM
TUNER ASSEMBLY (1/2) AWZ1093
SIGNAL ASSEMBLY (1/72) AWZ 1094
O.0t ia [10.7]
IcS02:
PRE AMP IC
9405
)
L408
2. 2uH
(2
Q405 : SWITCHING
(FM = ON)
42 41 4 39 38 37 3635 OM
PHONO TUNER CD VCR RECT GND IN (EXP
AUX
1€502
R433 3C426, c428 dl
Sik 00» 560p.
co IN
PHONO TUNER /AUX VCR REC! GNO IN (EXP
4 x. 8 2.
+0432 +] ca3s
iso ty i730 me REC
VCR 2
Raa) C438
220 0.01
e441 RgsalC442 —_RGaS
I /47750_0k {33/50 10k
al
L PLAY
LCH fp REC
VeRt
L PLAY
vor
/VER3
1c401 ANT470P
1C402 LAI2655
1c403 LM7OO!
VR4O1 : VRTBEVS472
VRSO2 + VRTBEVS224
Teao!, 402 : ACM-O1S
T401 = ATC-194 !
C448 cage
cat E Kale G .
Q401 2SK241-Y —ta02 : aTE-063 rPLay
9402 28C2786-L = 1403: ATX-037
0403,406 2SC2668 1404 : aTa-099 TAPE 2
0404 2SKI6I -Y T405 : ATE 1001 L : REC
Q405,411 RNZZ2O3 [251 : arcioor R528 2.2
407,412 RN1203 L402 : ATC 1009 PLAY
0408~410, 413 £403, 404,408 : LAUZR2M le :
2sci740g 4405 : ATCIOO3 TAPE 1
D40I~ 403 Isvia7 L408 | ATR Ie knee
G2r} SP 13e | D404,405 SVC32ISP Fao! : atr-it9 RcH R528 2.2k
a ne PLL AND D406~414 1SSi31 FG02 : ATF-107
J PRESCALER F403 : ATF-208 eb
62mAa X402: 7.2MHz F404 : ATF=164 1
> S401 : ASH 1005
ees
RY401: ASR=080 pa
EQUALIZER AMP
: $401-1-2/2 Rasa x401 : ATF-125 Raes PHONO Rsi2 S46
ce AMON)
ab 15k
X402 : ASS1005 or
470 2.2750 rs
a nee z
97mA 20ma ais 3 Grid
&
ci +12v +5V GND 6
1-8 t= 12 "os 7 vf 1-7 1-13 |i-9 i 13 t2 '1 10 9 ®8
GND CE REC2 REC) Fare OUT Tar,
1, RESISTORS
Ic S10
"Indicated in , KW, v4 W.28% tolerance unless otherwise noted k:k®, S321:FM MODE AUTO/MONO
a
eux 07 Race REC) I OUT "2
M; MQ, (F); 1%, (G); 22%, (K); £10%, (M); +20% tolerance
$322:FM ANT A (NORM) "B (CATV) D301~307 $301 $302 $303. $304 «$305 $306 §= S307 «= $308
1516 17a
2. CAPACITORS:
S323:TV ANT VIDEO/TV
tssi3t & DF Dt DH GD
Indicated in capacity (uF)/voltage (V) unless otherwise noted S324:VIDEO SIGNAL SELECTOR . '
p: pF. Indication without voltage is SOV except electrolytic capaci- $325:BAND FM S301~ 354:
tor. $326:BAND AM ' Ros s3tt S316
§ doitage leanne S327:STATION CALL RANDOM 20CH 1/11 ase osce io f27s0 Seite i mgs maton non) SHRESSTATION GALL RawboM 248 2711 = <
1 DC voltage (V) at no input signal a RSO! C535.
Value in( —_) is OC voltage at rated power. S330:STATION CALL RANDOM 20CH 4/14 S59 $325 t 330 2.2750
<2MA; DC current at no input signal S331:STATION
CALL RANDOM 20CH 5/15
se
one
[L-mV}; Signal voltage at FM kHz * 75kHz DEV. S332:BAND MEMORY 9 0 Q O - p 0303 |,
arne ss S333:BAND 1-10/11-20 POWER SWITCH
S334:STATION CALL RANDOM 20CH 6/16 ASSEMBLY s3z6 S331 ;
© Adjusting point. S335:STATION CALL RANDOM 20CH 7/17 ] ce | 30a
The mark found on some compenent ake indicates the im-
S336:STATION CALL RANDOM 20CH 8/18 S355: Power
* 7*
eins
eee pan dene nim ee S337:STATION CALL RANDOM 20CH 8/19 asc— 711
ean > marked capacitors and resistors have parts numbers. S338:STATION CALL RANDOM 20CH 10/20 oo on38 oe sae
S339: VIDEO ADAPTOR 5
This is the basic schematic diagram, but the actual circuit may $380:VIDEO ENHANCER § dor2d re
vary due to improvements in design. $341: VCR MODE STEREO/MONO
Witenes: S342:VCR NOISE FILTER jo-} ta any 1
. 43:S1M
CONTROL ASSEMBLY
cetacean sa a
=
i +
é S301:ACOUSTIC A+B-C MEMORY S345: VCR2
$302:ACOUSTIC SELECT S346: VDP/VCR3 $349 $354 bce_JasB bv swonolerk J
(FLAT/LOUDNESS/A/B/C) S347:SURROUND OFF au te 1-4 ]i-8 Jie [inte
$3035 ACOUSTIC: TREBLE: = S348:SURROUND STUDIO o> i i
S308:ACOUSTIC TREBLE + S249: SURROUND STAD! UM Ort a
¢ :
$350:SURROUND SURROUND (DOLBY) (0309-408) ° ° ° , ns eet) >
Cl ioe eel ee ee
S306:MUTE
S351:Tapet
-
S$308:MASTER VOLUME + $353:¢CD Se ee ae Se
S309:FREQ/CH $354:Phono
S310: TUNING +
S311:ACOUSTIC BASS - -
P
S312: TUNING +
OWER SW ASSEMBLY
$313:SURROUND VOLUME —
$314:SURROUND VOLUME +
$315:BALANCE LEFT
$316:BALANCE RIGHT
$317:DYNAMIC EXPANDER
$318: TUNING AUTO/MANUAL
$319: TUNING DIRECT ACCESS
SIIARSSTATION FREQ/NAME
2
$355: POWER STAND-BY/ON
TUNER ASSEMBLY
$401 (-1) :CHANNEL STEP AM SK—10K
FM 50K—100K
$401 (-2) > FM DE-EMPHASIS SO0us— 7S5us
The underlined indicates the switch position.
3