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Hitachi D-E99 Service Manual

Stereo cassette tape deck
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@>HITACHI
SERVICE MANUAL
I TK
I
[-No. 1659E
D-E99
-·f~
(U, C, FS, BS, AU, W)
CONTENTS
Specifications ...... .. ... .. . . . . .. . .. . .. . . . . .. . .. . .. . .. . ... . . . .. . . . . .. . . . . .
2
Disassembly ........ .. ............ ............................... .........
2
Adjustment........................................................
4
Inspection of mechanism. ................................
6
Lubrications ...
7
Block diagram .. ........
8
Schematic diagram ..... ..... ...................
10
Circuit board diagram. .. . ................... . ...
13
Wiring diagram.. .
. . ...
16
Schematic diagram (Counter PC board section) ... 19
IC pin function table . .. . .. .. . .. . .....
20
®@@
Microprocessor test program......
26
Replacement parts list . ....................................
27, 31
Exploded view(Mechanism-FL-32A)........
. 29
Exploded view (Cabinet)
......... 33
KEY TO ILLUSTRATIONS
CD
POWER {MAINS) SWITCH
®TIMER SWITCH
@COUNTER RESET SWITCH
@TAPE COUNTER
@
ELAPSED TIME RESET SWITCH
@ELAPSED TIMER
(j)
DIGITAL PEAK METER
@
A TRS BUTTON
@
FIXED BUTTON
@
A TRS ST ART BUTTON
([j)
BA TIERY INDICATOR
@
TEST INDICATOR
@DOLBY B/C NR CHANGE OVER SWITCH
@
DOLBY NR SWITCH
@
MPX SWITCH
@
RECORDING LEVEL CONTROLS
@
INPUT SELECT SWITCH
@
HEADPHONE SOCKET
@
MICROPHONE SOCKETS
®
MONITOR SWITCH
@TAPE SELECT SWITCHES
@AUTO/MEMORY REWIND SWITCH
@
REC. MUTE BUTTON
@PAUSE BUTTON
@RECORD BUTTON
@FAST FORWARD BUTTON
@
PLAYBACK BUTTON
@
STOP BUTTON
rJj)
REWIND BUTTON
@EJECT BUTTON
:[j)
OUTPUT LEVEL CONTROL
SAFETY P R E C A U T I O N - - - - - - - - - - - - - - - - - - - - - - - - - .
The following precautions should
be
observed when servicing.
1. Since many parts in the unit have special safety related characteristics, always use genuine Hitachi's replacement
parts. Especially critical parts in the power circuit block should not be replaced with other makes.
Critical parts are marked
with~
in the schematic diagram and circuit board diagram.
2. Before returning a repaired unit to the customer, the service technician must thoroughly test the unit to ascertain
that it is completely safe to operate without danger of electrical shock.
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
STEREO CASSETTE TAPE DECK
December 1981
TOKAI WORKS

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