Technical Specifications; Ic Data; Block Diagram - Marantz MM9000 Service Manual

1. TECHNICAL SPECIFICATIONS

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 ............... AC 220V 50/60 Hz (/K version)
AC 230V 50 Hz (/N version)
AC 230V 50 Hz (/S version)
AC 120V 60 Hz (/U version)
Power consumption (L/R cannel 100W driven) ............ 400W
Dimensions (Maximum)
Width .............................................. 17-5/16 inches (440mm)
Height ............................................... 6-5/16 inches (160mm)
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.

2. IC DATA

QU06 : TMP47C101
XOUT 1 16
XIN 2 15
RESET 3 R53 14
4 R80 R52 13
NOT USED
DOUT 5 R81 R51 12
Sink open-drain outputs
PLED 6 R40 R50 11
7 R41 R43 10
SLED
VSS 8 R42 9
Port Pins Name In/Out Active Description
R80 4 Input Not used
R81 5 DOUT Output Data output from RC5.
R82 15 DIN Input L Data input to RC5.
R40 6 PLED Output L Power LED.
R41 7 SLED Output L Stand-by LED.
R42 9 ON Output L/H Power amplifier OFF/ON
R43 10 AVSS Output L/H Power amp supply voltage control. Low/High voltage.
R50 11 RSEN Input H/L Power amp output muting status detection input. OFF/ON.
R51 12 LEVEL Input L/H Power amp output level detection input. High/Low power.
R52 13 HEAT Input L/H Heat sink overheating detection input. Overheat/Normal.
R53 14 VIN Input L/H Video and DC signal detection input. Detected/Not detected.

3. BLOCK DIAGRAM

PE01
INPUT
INPUT
FRONT L
INPUT
FRONT R
INPUT
CENTER
INPUT
SURR L
INPUT
SURR R
INDICATION
PEAK
SL FL CNT.
EXT.
VIDEO & DC5V
CONT.
DETECT
IN
RC-5
VDD
IN
DIN (INT 1)
-COM
µ
VIN
RC-5
HEAT
OUT
LEVEL
RSEN
AVSS
Sink open-drain outpu
ON
1
PG01
INPUT VOL.
BUFFER
PEAK DETECTOR
+-15V
BUFFER
PEAK DETECTOR
0dB
PX01
P794
SENSOR
-14V
+24V
POWER LED
FR SR
PU01 THERMISTOR THERMISTOR
(3CH HEATSINK) (2CH HEATSINK)
µ -COM
+5V
POWER LED
CONTROL
PX51
INDICATION
STAND-BY CONTROL
+5V
STAND-BY LED CONTROL
STAND-BY LED
P704/P754/P774
PT01/PT51
MAIN AMP
OUTPUT
+-B
MAIN
AMP
MAIN
AMP
MAIN
AMP
MAIN
AMP
MAIN
AMP
+29.0dB
PROTECTOR
DRIVE
SPEAKER
+12V
RELAY
CONTROL
SPEAKER
FAN CONTROL
OUTPUT
RELAY(+24V)
P801
COOLING FAN
POWER
PB91
SUPPLY(SUB)
SUB TRANS.
POWER LED (+24V)
PEAK LED (-14V)
µ -COM etc(+5V)
BUFFER etc(+-15V)
FAN CONTROL(+12V)
P851
POWER
POWER AMP(+-B)
SUPPLY
MAIN TRANS.
STAND-BY CONTROL
2
SPEAKER
+B
FRONT L
FRONT R
CENTER
SURR L
SURR R
PB71
POWER-SW
PB01
or
PB51
PRIMARY SUPPLY
AC INLET
AC
AC OUTLET
(U ONLY)