Table of Contents
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@ CONTENTS
© Operation .... nn... cecsssccsssecscrsssceserersseessceesseesssesseresens
Disassembly Instructions oo...
elec eceeeeceeseeeeeeee
¢ Information on Power Supply Jig
¢ Measurement and Adjustment Methodes........... 9, 10
¢ Microcomputer Terminal Function and
Waveform ......cccccccscscssssssssssssscsceesseresseeseneeees
11,12
@ HOW TO CONNECT
Connect
the turntable,
tuner,
amplifier,
cassette
deck, and CD player as shown.
If the connection is wrong, normal operation will not
be attalbed.
Tuner
(ST-Z990/Z990L)
and
Cassette
deck
(RS-
D225W) is not equipped with power supply.
So, the
amplifier shown or power supply JIG is necessary for
the repair and check of Tuner or Cassette deck.
Ground wire (option)
Turntable
(option)
Connection cord for remote-
control (included) Make connec-
tion to a Technics turntable which
has remote control terminal.
Stereo connection
cable (option)
Connect the cable not to
touch the rear and top
Panels of the amplifier.
@®
(GND)I(R)(L)
Stereo
amplifier
SPEAKERS
CD/AUX TAPE 2/EXT
REC OUT PLAYBACK
Seat
Flat cable
Connection cable
ea
(option)
{included)
Cassette
tape deck
(R) (L)
@
Compact
disc player
(option)
O
©
LINE OUT
2x Flat cables for remote-control
should be connected correctly.
If connections are wrong, the
units do not function correctly.
* Wiring Connection Diagram..
¢ Printed Circuit Boards uo... eeccccscsssssecececsscees
¢ Electrical Parts List
¢ Schematic Diagram...
¢ Mechanical Parts Location..........ccccecccccssesecceesee.
¢ Cabinet Parts Location .u....ceccccsesescccessecccceesess
RECORD CONTROL
SIGNAL (OUT)
TAPE DECK CONTROL
SIGNAL (IN)
ich IN PUT
Fch IN PUT
Jac 9.3V INPUT
GND
TWNER CONTROL
SGNAL (OUT)
GND
Lith OLSTPUT
GND
Fth OUTPUT
NOT USED
Cl DATA SIGNAL (IN)
WOT USED
| WOT USED
CIDATA SIGNAL (OUT)
ar 41.V INPUT
JAl 11. INPUT
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