Technics SU 3500 Service Manual

Page 2

I LOCATION OF CONTROLS

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I TO REMOVE CABINET AND BOTTOM BOARD ('9

1 .

IT

7 S 91011 12

MAIN SPEAKER SWITCH [$10]

REMOTE SPEAKER SWITCH [$11]

LEFT TREELE CONTROL

RIGHT TREBLE CONTROL

TONE SWITCH [Se]

BALANCE CONTROL

VOLUME CONTROL

PREVSET

PHONO IMPEDANCE 25H] SWITCH [$271]
PHONO IMPEDANCE SOkfl SWITCH [82»2]
PHONO IMPEDANCE 100k$1 SWITCH [S273]
SELECTOR SWITCH [S1]

POWER SOURCE SWITCH [S12]
HEADPHONES JACK

LEFT BASS CONTROL

RIGHT BASS CONTROL

LOW FILTER SWITCH [38]

HIGH FILTER SWITCH [SS]

LOUDNESS SWITCH [S7]

RECORDING MODE SWITCH [SA]

TAPE MONITOR SWITCH [S3]

MODE SWITCH [85]

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Remove Six(6)cabinet mounting screws, nos. 1 ~ A]
as Illustrated in figure1 (No 3 and 4 screws are

left and right Slde of cabinet)
Remove cabinet from chasSIs

Remove Six(6)bottom board mounting red screws.

nos. 5 ~10; as illustrated in figure 2
Remove bottom board from chassis

0 REMOVE FRONT PANEL

L SU-3500

PHONO1 INPUT TERMINALS
PHONO 2 INPUT TERMINALS
TUNER INPUT TERMINALS
AUX 1 INPUT TERMINALS
AUX 2 INPUT TERMINALS

PRE AMP AND MAIN AMP CONNECTION TERMINALS

MAIN SPEAKER TERMINALS

REMOTE SPEAKER TERMINALS
VOLTAGE SELECTOR SWITCH [S13]
GROUND TERMINAL

TAPE DECK 1 CONNECTION TERMINALS
TAPE DECK 1 CONNECTION DIN SOCKET
TAPE DECK 2 CONNECTION TERMINALS
CIRCUIT PROTECTION FUSES

AC OUTLETS .. , Swncned

AC OUTLET , V .. UnsWItcned

AC LINE FUSE

Remove cabinet from chassns
Remove control knobs from set.
Parts Location" on page 7

Refer to "Cabinet 81 ChaSSIs

Remove pre-set from set Refer to Cabinet 84 Chassis Parts

Location" on page 7

. Remove three(3) panel mounting

as illustrated in figure 1 and figu

. Remove front panel from chassis.

black screws, nos. [9 ~®
re 2.