Technics SU-X933 Service Manual

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TERMINAL
P.C.8
EXCERTLESI
SYNCHRO
SPEAKERS|
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SYNCHRO
(8~ 160) || TAPE B {
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(TURNTABLE)
(CD)
(TAPE)
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TERMINAL P.C.B.
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VOLUME MAX
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8.
J202
MIN VOLUME MAX
LEFT BALANCE RIGHT
ua a P.C.B.
POWER
TRANSFORMER
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FL
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POWER SWITCHP.C.B
PHONES
B LED/iINPUT SELECT SWITCH P.C.B.
—22—
PHONO EQ
INPUT SELECTOR JP
ZFOVMA BUR
VOLUME P.C.8,
ES
m@ FUNCTIONS OF IC TERMINALS
1C601 (LC6554D-3230) Micro Computer
Function Description
Grid drive output for digital multidisplay (FL).
S609 P eaienceay |
MUTING BALANC P eaienceay |
S607
=a
13 $601 $604
PHONO TAPE1
Key matrix output.
Key matrix input.
Not used.
Not used.
Rotary encoder input of volume control (VR601).
Grounding.
Input for power detection.
| cst Not used.
a
Grounding.
—23—
SU-X93:

Technics SU-X933 Specifications

General

Brand	Technics
Model	SU-X933
Category	Amplifier
Language	English