Hitachi HRDMD 53 Service Manual

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(§) HITACHI

SERVICE MANUAL

HRD-MD38/
HRD-MD53

TY No. 575 EF

HRD-MD53E us, cs

H RD-MD38 [ 325,3; 3;, VS! 28. AU,

HT'MD28 [ BS, KS, ES, VS, 28, AU.

US, CS, W (UN), EW

I
J
J

HRD-MD38
for W (UN)

CONTENTS TABLE DES MATIERES

KEY TO ILLUSTRATIONS .............. 2 LEGENDES DES ILLUSTRATIONS ........ 2
SPECIFICATIONS ....................... 5 FICHE TECHNIQUE ..................... 5
DISASSEMBLY ......................... 8 DEMONTAGE .......................... 8
ADJUSTMENT ........................ 1O REGLAGE ............................ 10
INSPECTION OF MECHANISM .......... 15 INSPECTION DU MECANISME .......... 15
LU BRICATION ........................ 16 LUBRIFICATION ....................... 16
CIRCUIT DIAGRAM ................... 17 DIAGRAMME DES CIRCUITS ........... 17
PRINTED WIRING BOARD ............. 20 PLAN DE BASE ...................... 20
BLOCK DIAGRAM ..................... 23 DIAGRAMME SYNOPTIQUE ............ 23
EXPLODED VIEW ..................... 24 VUE ECLATEE ........................ 24
REPLACEMENT PARTS LIST ........... 29 LISTE DES PIECES DE RECHANGE ..... 29

SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT.

STEREO TUNER-AMPLIFIER DOUBLE CASSETTE RECORDER

September 1987 TOYOKAWA WORKS

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HRD-MDflS/HRD-MDSB
HT-MDZB

HRD-MDSB/
HRD-MD53

HRD-MD38
for W (UN)

For W. Germany
Pour lAllemagne de louest

KEY TO ILLUSTRATIONS o LEGENDES DES ILLUSTRATIONS

HRD-MD38/
HRD-MDSS

® Operate button (POWER)

C2) Graphic equalizer controls

© Balance control

® Remote sensor window /
indicator

@ Shift button / indicator

© Memory write button

(D Station buttons

Tuning buttons

(9 FM mode select button

® Band select button

® FM mode AUTO" indicator

® Volume control

63 Function select buttons /
indicators

® Tape counter /
Reset button (TAPEAZ)

(13) Dolby NR switch

® Level indicator
® Power indicator
® Recording level control
619 Tape select button (TAPE-2)
@ Tape select button (TAPE-1)
Q) Pause button (ll)
@ Stop / Eject button (DA)
{33 Fast forward button (»)
@ Rewind button (44)
Q5 Playback button (l>)
Q3) Recording button (O)
® Tape dubbing speed
select switch
@ Cassette holders
3 Headphonesjack
® Frequency display
63 FM antenna jack (75 ohms)

_2_

(33) FM antenna (aerial) terminals
(75 ohms) (except W Germany)

8 AM loop antenna terminals

® AM external antenna terminal

® AM loop antenna holder

® CD connecting socket
(For DA-3B)

@ CD input jacks

® AUX input jacks

39 PHONO input jacks

® PHONO connecting socket
(For HT-MDZB)

® RIF selector (For Europe
except W Germany)

@ Power supply cord

® Ground terminal

® Speaker terminals

® AC outlet (Ior HRD-MDE3)