Pioneer dcx 77 z service manual

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wanna] . ORDER No.
ARP1336

STEREO DOUBLE CASSETTE TAPE DECK AMPLIFIER

DC -X77Z

MODEL DC-X77Z COMES IN FIVE VERSIONS DISTINGUISHED AS FOLLOWS:

Type Power requirement Export destination
HB AC22DV, 240V (switchahlai United Kingdom

HE AC220V, 240V (switchable)' European Continent

SD AC1 10V, 120-127V , 220V, 240V Iswilchabie) General market

HEZ ACZZOV, 240V (swiichabIEI' West Germany

YP AC24OV only ' Australla

Chanue (he Drimarv wiring, please refer to page 52.
FOR SERVICE MANUALS
CONTACT:
MAURITRON TECHNICAL SERVICES
www.maurIIron.co.uk
TEL: 0I844 » 351694
FAX: 0 |644 - 352554

CONTENTS

I SPECIFICATIONS ........................ 2 6. ELECTRICAL PARTS LIST ................. 32
2. EXPLODED VIEWS AND PARTS LIST ...... 3 7. ADJUSTMENTS ......................... 35
3. MECHANICAL SECTION OPERATION 7. RESLAGE .................... 4o

OUTLINE ----------------------------- 9 7. AJUSTE .......................... . ..... 45
- SCHEMAT'C D'AGRAM """"""""" 14 a. PACKING .............................. 50
5. P.C.BOARDS CONNECTION DIAGRAM ...... 23 9' FOR HE AND SD WPES _________________ 51

PIONEER ELECTRONIC CORPORATION 4-1. Meguru I-Chome MeguID-Ku TOKyD 153. Japan

PIONEER ELECTRONICS SERVICE INC, P O Box 1760, Long Beach CalIIornIa 90801 US A,

PIONEER ELECTRONICS OF CANADA. INC. 505 Cochrane DIIve. Markham Onlano L3H 668 Canada EL 1416] 479-441 I
PIONEER ELECTRONIC [EUROPE] NIV. Keeiberglaan I, 2740 Beveren. BeIqurn TEL 03/775 - 28 - 08

PIONEER ELECTRONICS AUSTRALIA PTY. LTD. 178484 Boundary Road BraeSIde. VIctOrza 3195, AustralIa TEL' [0315809911

5ND 3.1987 Frlnled In Japan

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1. SPECIFICATIONS

Continuous Average Power Output is 27
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 Commissions
Trade Regulation rules on Power Output Claims for
Amp/ifiels.

Continuous Power Output
40 to 20,000 Hz 27 W + 27 W (T.H.D. 0.3% 8 ohms)
1kHz (DIN) . .i 33 W + 33 W (ti-1D. 1% 8 ohms)
1 kHz (DIN musrc power) ..................... 50 W + 50 W
(T.H.D, 1% 8 ohms)
Graphic equalizer frequency band i 100 Hz, 330 Hz,
1 kHz, 3.3 kHz, 10 kHz, 17 dB
Hum and Noise (IHF, short-circuited, A network)
Hum and Noise (DIN continuous Power/50 mW)
PHONO 68 dB/so d8
Total Harmonlc Distortion (40 Hz to 20,000 Hz, 8 ohms)
15 Watts per channel power output .............. No more than
0.2%

.72dB

Tape Deck Section

Systems 4 track. Z-channel stereo
Heads . Recording/playback head x l
Playback head x 1

Erasing head x 1

Motor t DC servo 2 speed motor x 2
Wow and Flutter , H No more than 0.13% (WFlMS)

Approzimately 105 seconds (060
tapEI

Fast Winding Time

Frequency Response
-20 dB recording'

Normal tape 35 Hz to 14,000 Hz

CrC)2 35 Hz to 15,000 Hz
Signal»to-Norse Ratio

Dolby NR OFF ...................................................... 56 dB
Noise Reduction Effect .

More than 10 dB (at 5 kHz)

Dolby B type NH ON

Furnished Parts
Operating Instructions
Turntable legs parts ,

Miscellaneous
Power requirements
European model
U.K. model
Australian model
Other destination models

.................. AC 110/120427/220/240 V (SWItchable) 50/60 Hz

. AC 220 V, 50/60 Hz

AC 240 V, 50/60 Hz
rrrrr AC 240 V, 50 Hz

Power Consumption

European model 1 210 W
U.K. model . 210 W
Other destination models 210 W
Dimensions ........................... 360(W) >< 190(H) X 283(0) mm

1473/151W) X 7«1/2(H)>< 11~1/8(D) in
Weight (without package) ................................. 6.8 kg (15 ib)

Syndication: and deS/gn sub/eel to possible modificatrons With-
our notice due to improvemenl

FOR SERVICE MANUALS

CONTACT:

MAURITRON TECHNICAL SERVICES

www.maurilronrcoruk
TEL: 01844 - 351694
FAX: 01844 - 352554

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