Yamaha mx 10000

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STEREO POWER AMPLIFIER

X-10000

SERVICE, MANUAL

EUROPEAN VERSION ~ Egg 3. a

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IMPORTANT NOTICE

This manual has been provided for the use of authorized Yamaha Retailers and their service personnel.
it has been assumed that basic schice procedures inherant to the industry. and more specifically Yamaha
Products, are already known and understood by the users, and have therefore not been restated.

WARNING: Failure to follow appropriate service and safety procedures when servicing this product
may result in personal injury, destruction of expansive components and failure of the
product to perform as specified For these reasons, we advise all Yamaha product owners
that all service required should be performed by an authorized Yamaha Retailer or the
appointed service representative,

IMPORTANT: The presentation or sale of this manual to any individual or firm does not constitute
authorization, certification or recognition of any applicable technical capabilities, or
establish a principleagenx relationship of any form

r The data provided is believed to be accurate and applicable to the unitls) indicated on the cover. The
« research, engineering, and service departments of Yamaha are continually striving to improve Yamaha
products. Modifications are, therefore. inevitable and specifications are subiect to change without notice or
obligation to retrofit. Should any discrepancy appear to exist, please contact the distributor's Service
Division.
WARNING: Static discharges can destroy expensive components. Discharge any static electricity your
body may have accumulated by grounding yourself to the ground buss in the unit (heavy
gauge black wires connect to this buss),

IMPORTANT: Turn the unit OFF during disassembly and parts replacement, Recheck all work before
you apply power to the unit.

I CONTENTS

TOSERVICEPERSONNEL.......... .....l ADJUSTMENTS.....................5"'6

SPECIFICATIONS................ ....1 ICBLOCKDIAGRAM....................7
INTERNALVIEW Wm... ...... 1 PRINTEDCIRCUITBOARD.... ...8~12
REARPANELS.........................2 WIRING.................. .....13
BLOCKDIAGRAM................ ...... 3 SCHEMATICDIAGRAM....... 14
DISASSEMBLYPROCEDURES.............. 4 PARTSLIST.......................15~28

YAMAHA

00°90 NIPPON GAKKI cos, LTD. HAMAMATsu, JAPAN

1.82K-243 HG) Printed in Japan 87.8

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MX- 10000

I TO SERVICE PERSONNEL

1. Critical Components Information. EQUIPMENT AC LEAKAGE TESTER
Components having special characteristics are marked A UNDER TEST OR EQUIVALENT
and must be replaced with parts having specifications equal

to those originally installed. (3
n 4:)-
K.

4-.-
2. Leakage Current Measurement (For 120V Model Only). I-

When service has been completed, it is imperative that you WALL

verify that all exposed conductive surfaces are properly :3
insulated from supply circuitsl OUTLET INSULATING TABLE
0 Meter impedance should be equivalent to 1500 ohm shunted . POLARIZATION (U model only)
by 015»)?
This amplifier product is equipped with a polarized alter~
I Leakage current must not exceed 0.5mA, hating current line plug (a plug having one blade wider than
the other). This plug will fit into the power outlet only one
0 Be sure to test for leakage with the AC plug in both polarities. way. This is a safetv feature.
I SPECIFICATIONS
l AUDIO SECTION
Minimum HMS Output Power Per Channel Dimensions (W x H x D) 475 x 220 x 543 mm
2°: ~2°kHl (18-11/16")xl8-3/4")xl21-3/8")
0.001% THD 8 ohms 250W
0.001% THD 6 ohms 300W Weight 43 kg (94 lbs 13 02)
0.002% THD 4 ohms 400W Accessories Control Cable x 1
Dynamic Power Per Channel Slotted Screwdriver x 1
lby lHF Dynamic Headroom measuring method) Pollshlng Cloth x 1
8 ohms 350W .5 -f- - - - -
peel mar/ans sub/eat to change Without notice.
33? 333% (U! v.34. model
2 ohms 93%)] {GI ..... European model
1 ohm I W
Power Band Width .DIMENSIONS
0.01%THD,125W,89 10Hz ~IOOkHz b» 475 (18»11/16") A
Dumping Factor I '
1kHzS ohms 1000
Input Sensitivity/Impedance 200 (7.7/3")
MAIN lN llSV/stfl
Frequency Rumm- ' - .
MAIN IN +0, -2dB l_l.A 22 (7/8")
2H2 ~ 300w: j
Total Harmonic Distortion
MAIN lN MSW/am 0.000596 _l .,
Signal to Noise Ratio lIHF-A-Network) . 331
MAIN lN (Shorted) 132da 1
Channel Separation
MAIN IN 1
(1kHz/20kHz) 100dB/90d3 l
Slew Plate SOOV/itsec 1
Fowor Supply AC 120V )
60Hz (U) 1
AC22DV l
50Hz (G) 3
Power Consumption 600W l
AC Outlet Unswitchod 100W (max) (U) 4 Unit: mm (inch)

I INTERNAL VIEW

BOTTOM VIEW

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