Pioneer DC-221Z Manuale di servizio - Pagina 2

Sfoglia online o scarica il pdf Manuale di servizio per Amplificatore Pioneer DC-221Z. Pioneer DC-221Z 47. Stereo double cassette tape deck amplifier

Stampa la pagina
DC-2212/2202Z
CONTENTS
1.
SPECIFICATIONS
........ 0.0000.
c eee eee
ee
2
2.
FRONT
PANEL
FACILITIES
.................
3
3.
DISASSEMBLY
...............0000.0
000008
4
4.
PARTS
LOCATION
...............
000.00 00e
9
5.
EXPLODED
VIEW ...........
0.020. cee eee
11
6.
ELECTRICAL
PARTS
LIST..................
21
ty
"PACKING 36). oe k.cad ak vad
leis 4g
hagas
eke
25
8.
P.C.BOARDS
CONNECTION
DIAGRAM
.......
27
1. SPECIFICATIONS
AMPLIFIER SECTION
Continous
Average
Power
Output
is 40 Watts*
per channel,
min., at 8 ohms from 40 Hertz to 20,000 Hertz, with no more
than 0.3% total harmonic distortion.
*Measured pursuant to the Federal Trade Commission's
Trade Regulation
rules on Power Output Claims for Amplifiers.
Continuous Power Output
AO t0 20,Q00HZ
0... cee eeeeeeeeeeeeteeeeees 40W
+ 40 W(T.H.D.
0.3% 8 ohms)
TRA2(DIN) circethietaavdeantssvasavea
seven oa eos 50W + 50W(T.H.D.
1% 8 ohms)
1 kHz (DIN music power) ...........c cece 7OW
+ 70W(T.H.D.
1% 8 ohms)
Hum and Noise (IHF, short-circuited,
A network)
PHONO)
02s rudte assets ihenbelredatinsedeutehensbestivetshars
mvcest omaseen Srste 72 dB
Hum and Noise (DIN continous Power/50 mV)
PHONO!
ssssceutesssettmderdetunsen
cots soaveliacubeSuesccabsudteneiseddentns 68 dB/60 dB
Total Harmonic Distortion (40 Hz to 20,000 Hz, 8 ohms), from CD/VIDEO
20 Watts per channel power Gutput ............ceeeeee
eens No more than 0.2%
Tape Deck Section
SYSIOMS-s560
oi csncs base vectesashelvere wioctouadtidapoas
Wette 4 track, 2-channel stereo
Heads
"Hard Permalloy'' recording/ playback head x 1
"Hard Permalloy" playback head x 1
"Ferrite" erasing head x 1
Dummy head x 1
MOtOr salsa cess scans eb aviepan peseueet ves ooebbes esezanesneaes OC servo 2 speed motor x 2
Wow and Flutter..........cccceccecececeseeeeneaeanenenens No more than 0.08% (WRMS}
No more than +0.20% (DIN)
Fast Winding Time ............cceeeeeeeeeeees Approximately 115 seconds (C-60 tape)
Frequency Response
—20 dB recording:
Normal tape. cvscssc.coasstes
cess teeee steer ethdsecenect evvesegeosneeeat 35 to 13,000 Hz
Metaltape so:3.1.h5sficctsisesed
easton seen dieeatesl Austin ceeepennete 35 to 15,000Hz
Signal-to-Noise Ratio
Dolby NR OFF ............cccccceceecesceeccsceeceeessesseeseeceeees More than 55 dB
Noise Reduction Effect
Dolby NRON
.......ccccceecccceeeeeceeeeeeeeeeeeeeaeeees More than 10 dB (at
5 kHz)
9. SCHEMATIC DIAGRAM .................-05. 31
10. BLOCK DIAGRAM
...................00 eee 35
11. CIRCUIT DESCRIPTIONS
..................
37
12. ADJUSTMENTS: 'Sircs cd
te head aia
39
REGIAGE Sc etoe
ce ch
ey eee
oat 3 45
PASTE
Aenea cn teu hie aout aacieri Boe 51
13. FOR HE, HB, S, YP TYPES ................ 57
14. SAFETY INFORMATION
.................-- 59
Furnished Parts
Operating INStrUCTIONS.-:cSccics.csic.diea
ec cgekcdzs lente ais sd eee vei ees eSeea eset cactent ree: 1
Miscellaneous
Power requirements
KU and KC models sis .dsscncevestegixeyacntivatayea teagan AC 120 V, 60 Hz
HE MOM ON 052. cSdacsadevdies snbin Sea ddawaxcaudd laapaiesdes duccadeabseaaesed AC 220 V, 50/60Hz
HB arid VP iMOdel 8) si.012 .eccteieceseeang cvecaeedaacesseuns alacttsendaed AC 240 V, 50/60 Hz
S and S/G models .......... AC 110 V/120 V/220 V/240 V, 50/60 Hz (switchable)
Power Consumption
KU model
..
Minn
Sisto 199 W
KC model
.............0000e
... 199W
HE, HB; and'Y.Pimodels.
vicccccies. cetee see veaeasecattecatebsteerededd
cegeassna geass 300 W
SAN. S/GSMOMEIS:
nie. cciscecsecssessnausensseceaaascdueseeedsengsecasaaneienadeseyh 199 W
DIMENSIONS: .s0. cs cae casei se sen eave receins as taw eas gtendes dae? 420W) x 188(H) x 224(D) mm
16-9/16(W) x 7-6/16(H) x 8-13/16(D) in
Weight (without package) ..........0...
cocci e cece eeeeeeeee an eeeeaeees 7 kg (15 lb 7 oz)