Technics SH-CH900 User Manual

SH-CH900
'^Manufactured under license from Dolby Laboratories
Licensing Corporation. Additionnaliy iicenced under one or
more of the foliowing patents: U.S. numbers
3,632,886,
3,746,792 and 3,959,590; Canadian numbers 1,004,603 and
1,037,877.
"Dolby" and the double-D symbol are trademarl<s of Dolby
Laboratories Licensing Corporation.
• CONTENTS .H.>*
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LOCATION OF CONTROLS 2
DISASSEMBLY INSTRUCTIONS 3,4
BLOCK DIAGRAM 5-7
SCHEMATIC DIAGRAM
(Main/Input-Output/Dolby circuit) 8~14
SCHEMATIC DIAGRAM (FUOperation circuit) 15,16
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A- Page
PRINTED CIRCUIT BOARDS ' 17-20
WIRINGCONNECTION DIAGRAM 21
DESCRIPTION OF FL PANEL [FL801 (RSL0113-F)] 22
FUNCTION OF IC TERMINALS 23, 24
REPLACEMENT PARTS LIST 25-29 ,30
CABINET PARTS LOCATION 30
NOTES:
Refer to the service manual for Model No. SU-CH900, Order No. AD9111260C8 for information on
ACCESSORIES, INSTALLATION OF THE SYSTEM, CONNECTIONS and PACKAGING.
LOCATION OF CONTROLS
®(D(3) (4)
0 Equalizer frequency indicator (EO FREQ)
(2) Effect/I<ey control indicator (EFFECT/KEY) .
(3) Echo indicator (ECHO)
(4) Sound effect level control (JOG)
(5) Equalizer ON/FLAT button (EQ. ON/FLAT)
® Equalizer frequency select buttons
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(7) Equalizer level-control buttons (- LEVEL +)
®
®
@
(Q)
@
®
®
Slope (Q) select button [SLOPE (Q)]
Fixed mode select button (FIXED MODE)
User mode select button (USER MODE)
Memory button (MEMO) j.zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA m-mtm
SFP OFF/ON button (SFP. OFF/ON)
Demonstration
button (DEMO)
Display mode select button
(DISPLAY, -SPECTRUM -MODE)
Echo button (ECHO)
Dolby Pro-Logic surround button (OFF/ON)
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@ Key control button (KEY CON) '
(g) Dolby Pro-Logic mode select
button (MODE)
® Voice mute
button (VOICE MUTE)
@) Test signal transmission
button (TEST)
@ Jog mode button (JOG MODE) ^
(g)
Muiti level display
(§)
Echo indicator (ECHO)
@ Ambience enhancement indicator (SFP)
(g) Key control indicator (KEY CON)
@ Dolby Pro-Logic surround indicator
@ Voice mute indicator (VOICE MUTE)
@ Sound effect display "^^^
@ Sampling frequency indicators nst^ya
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Technics SH-CH900 Specifications

General

Brand	Technics
Model	SH-CH900
Category	Recording Equipment
Language	English