Marantz MM9000 Speaker Connection, Care And Maintenance, Repairs, Troubleshooting, Specification

5. SPEAKER CONNECTION

	This equipment, being a high audio output power amplifier,
ENGLISH	has a hazardous energy at its speaker terminal. Please be sure
	to make an appropriate speaker connection according to the
	following procedures:
	-	Confirm that the power switch of the equipment is at "OFF" position.
		If it is at "ON", turn it to "OFF" position to connect a speaker cable.
	- Use a speaker cable with the flame retardant rating of type
FRANCAIS		SPT12 or more.
	-	Don't strip the insulation off more than shown in the figure, at
		the speaker terminal connection of speaker cable.
		Speaker cable (Type SPT12 )
		Strip the insulation off the tip of the cord.
ESPANOL		Twist the cord.
	-	Connect speakers in correct polarity, according to the indication
		for the polarity of speaker terminals.
	- Prevent any stress from being applied to the speaker cable connected
PORTUGUES		to the speaker terminal.
	- Don't touch the speaker terminals during operation.
DEUTSCH	Losen the Terminal Insert the core		Tighten the Terminal
		Connection of speaker cable Terminal
	6. CARE AND MAINTENANCE
ITALINO	This section describes the care and maintenance tasks that
	must be performed to optimize the operation of your Marantz
	equipment.
	CLEANING OF EQUIPMENT EXTERNAL SURFACES
	The exterior finish of your unit will last indefinitely with proper
	care and cleaning. Never use scouring pads, steel wool, scour-
NEDERLANDS	ing powders or harsh chemical agents (e.g., lye solution), al-
	cohol, thinners, benzine, insecticide or other volatile sub-
	stances as these will mar the finish of the equipment.
	Likewise, never use cloths containing chemical substances. If
	the equipment gets dirty, wipe the external surfaces with a
	soft, lint-free cloth.
	If the equipment becomes heavily soiled:
SVENSKA	- Dilute some washing up liquid in water, in a ratio of one part
		detergent to six parts water.
	-	Dip a soft, lint free cloth in the solution and wring the cloth out
		until it is damp.
	- Wipe the equipment with the damp cloth.
	- Dry the equipment by wiping it with a dry cloth.
DANSK

7. REPAIRS

Only the most competent and qualified technicians should be allowed to service your unit. Marantz and its factory trained warranty station personnel have the knowledge and special equipment needed for repair and calibration of this precision instrument.

In the event of difficulty, call the toll-free telephone number listed on the face of the warranty to obtain the name and ad- dress of the Marantz Authorized Service Center nearest you. In many cases, the dealer where you purchased your Marantz unit may be equipped to provide service. Please include the model, serial number of your unit together with a copy of your purchase receipt and a full description of what you feel is ab- normal in its behavior.

8. TROUBLESHOOTING

The amplifier does not operate and the POWER ON indicator does not light.

-Is the power cable plugged in properly to the AC power outlet? The POWER ON indicator lights, but the amplifier does not function.

-Are speaker cables and input cables connected properly?

9. SPECIFICATION
Rated power output
Front L/R (20Hz -20KHz)	170W 8-ohm / Channel
Center (20Hz - 20KHz)	170W 8-ohm / Channel
Surround L/R (20Hz - 20KHz)	170W 8-ohm / Channel
THD (20Hz - 20KHz)		0.03% 8-ohm
Input sensitivity	100mV / 1W Output
Input impedance		20K ohms
Frequency response (-1dB)	5 Hz to 100KHz
Signal to noise ratio		95dB
Power requirement	120 VAC, 60 Hz
Power consumption (L/R cannel 100W driven)		.......... 400W
Dimensions (Maximum)
Width	17-5/16 inches (440mm)
Height	6-5/16 inches (159mm)
Depth	17-4/5 inches (452mm)
Weight	44.1 lbs (20Kg)
Accessories
AC power cord		1

Design and specifications are subject to change without notice.

4