background image
Power Amplifier
MM9000
310J855010 MIT
3120 785 22220
First Issue 1999.11
TABLE OF CONTENTS
SECTION
PAGE
1. TECHNICAL SPECIFICATIONS ................................................................................................................. 1
2. IC DATA ...................................................................................................................................................... 1
3. BLOCK DIAGRAM ....................................................................................................................................... 2
4. WIRING DIAGRAM ..................................................................................................................................... 3
4. SCHEMATIC DIAGRAM .............................................................................................................................. 5
6. PARTS LOCATION (Pattern Side) ............................................................................................................ 10
7. EXPLODED VIEW AND PARTS LIST ....................................................................................................... 19
8. ELECTRICAL ADJUSTMENT ................................................................................................................... 23
9. TECHNICAL DESCRIPTION ..................................................................................................................... 25
10. ELECTRICAL PARTS LIST ....................................................................................................................... 26
Service
Manual
MM9000 /K1G, /N1G, /S1G
/N1B, /U1B
R
MM9000
Printed in Japan
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
FRONT-L
CENTER
FRONT-R
POWER
SURR-L
PEAK
STANDBY
SURR-R
ON/OFF
5CH POWER AMPLIFIER MM9000


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MARANTZ DESIGN AND SERVICE
Using superior design and selected high grade components,
MARANTZ company has created the ultimate in stereo sound.
Only original
MARANTZ parts can insure that your MARANTZ product will continue to perform to the specifications for which
it is famous.
Parts for your
MARANTZ equipment are generally available to our National Marantz Subsidiary or Agent.
ORDERING PARTS :
Parts can be ordered either by mail or by Fax.. In both cases, the correct part number has to be specified.
The following information must be supplied to eliminate delays in processing your order :
1. Complete address
2. Complete part numbers and quantities required
3. Description of parts
4. Model number for which part is required
5. Way of shipment
6. Signature : any order form or Fax. must be signed, otherwise such part order will be considered as null and void.
SHOCK, FIRE HAZARD SERVICE TEST :
CAUTION : After servicing this appliance and prior to returning to customer, measure the resistance between either primary AC
cord connector pins ( with unit NOT connected to AC mains and its Power switch ON ), and the face or Front Panel of product and
controls and chassis bottom.
Any resistance measurement less than 1 Megohms should cause unit to be repaired or corrected before AC power is applied, and
verified before it is return to the user/customer.
Ref. UL Standard No. 1492.
In case of difficulties, do not hesitate to contact the Technical
Department at above mentioned address.
991101MIT
USA
MARANTZ AMERICA, INC
MARANTZ AMERICA, INC.
440 MEDINAH ROAD
ROSELLE, ILLINOIS 60172
USA
PHONE : 630 - 307 - 3100
FAX
: 630 - 307 - 2687
BRAZIL
MARANTZ BRAZIL
CAIXA POSTAL 21462
CEP 04698-970
SAO PAULO, SP, BRAZIL
PHONE : 0800 - 123123(Discagem Direta Gratuita)
FAX
: +55 11 534. 8988
JAPAN Technical
MARANTZ JAPAN, INC.
35- 1, 7- CHOME, SAGAMIONO
SAGAMIHARA - SHI, KANAGAWA
JAPAN 228-8505
PHONE : +81 42 748 1013
FAX
: +81 42 741 9190
EUROPE / TRADING
MARANTZ EUROPE B.V.
P.O.BOX 80002, BUILDING SFF2
5600 JB EINDHOVEN
THE NETHERLANDS
PHONE : +31 - 40 - 2732241
FAX
: +31 - 40 - 2735578
CANADA
LENBROOK INDUSTRIES LIMITED
633 GRANITE COURT,
PICKERING, ONTARIO L1W 3K1
CANADA
PHONE : 905 - 831 - 6333
FAX
: 905 - 831 - 6936
AUSTRALIA
JAMO AUSTRALIA PTY LTD
1 EXPO COURT, P.O. BOX 350
MT. WAVERLEY VIC 3149
AUSTRALIA
PHONE : +61 - 3 - 9543 - 1522
FAX
: +61 - 3 - 9543 - 3677
THAILAND
MRZ STANDARD CO.,LTD
746 - 754 MAHACHAI ROAD.,
WANGBURAPAPIROM, PHRANAKORN,
BANGKOK, 10200 THAILAND
PHONE : +66 - 2 - 222 9181
FAX
: +66 - 2 - 224 6795
TAIWAN
PAI- YUING CO., LTD.
6 TH FL NO, 148 SUNG KIANG ROAD,
TAIPEI, 10429, TAIWAN R.O.C.
PHONE : +886 - 2 - 25221304
FAX
: +886 - 2 - 25630415
MALAYSIA
WO KEE HONG ELECTRONICS SDN. BHD.
SUITE 8.1, LEVEL 8, MENARA GENESIS,
NO. 33, JALAN SULTAN ISMAIL,
50250 KUALA LUMPUR, MALAYSIA
PHONE : +60 3 - 2457677
FAX
: +60 3 - 2458180
AMERICAS
SUPERSCOPE TECHNOLOGIES, INC.
MARANTZ PROFESSIONAL PRODUCTS
2640 WHITE OAK CIRCLE, SUITE A
AURORA, ILLINOIS 60504 USA
PHONE : 630 - 820 - 4800
FAX
: 630 - 820 - 8103
KOREA
MK ENTERPRISES LTD.
ROOM 604/605, ELECTRO-OFFICETEL, 16-58,
3GA, HANGANG-RO, YONGSAN-KU, SEOUL
KOREA
PHONE : +822 - 3232 - 155
FAX
: +822 - 3232 - 154
SINGAPORE
WO KEE HONG (S) PTE LTD
WO KEE HONG CENTRE
NO.23, LORONG 8, TOA PAYOH
SINGAPORE 319257
PHONE : +65 2544555
FAX
: +65 2502213
WILDASH AUDIO SYSTEMS NZ
14 MALVERN ROAD MT ALBERT
AUCKLAND NEW ZEALAND
PHONE : +64 - 9 - 8451958
FAX
: +64 - 9 - 8463554
NEW ZEALAND


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1
2
1. TECHNICAL SPECIFICATIONS
3. BLOCK DIAGRAM
DRIVE
AC
STAND-BY CONTROL
AC OUTLET
MAIN
AMP
MAIN AMP
SPEAKER
RELAY
POWER
SUPPLY
CONTROL
FAN CONTROL
SPEAKER
OUTPUT
COOLING FAN
+12V
AC INLET
OUTPUT
DETECT
VIDEO
DC5V
&
-COM
µ
STAND-BY CONTROL
µ-COM
INPUT
INPUT
INPUT
INPUT
INPUT
CONT.
IN
IN
OUT
EXT.
POWER-SW
RELAY(+24V)
FRONT L
FRONT R
CENTER
SURR L
SURR R
PEAK DETECTOR
BUFFER
FRONT L
FRONT R
CENTER
SURR L
SURR R
+29.0dB
0dB
PT01/PT51
P801
P851
POWER
PU01
PX51
INDICATION
INDICATION
POWER LED
P704/P754/P774
(3CH HEATSINK)
(2CH HEATSINK)
CNT.
SL
FL
FR
SR
P794
PX01
INPUT
PE01
PG01
INPUT VOL.
BUFFER
PEAK DETECTOR
PB71
MAIN
AMP
MAIN
AMP
MAIN
AMP
MAIN
AMP
(U ONLY)
PB01
PB51
PB91
MAIN TRANS.
SUB TRANS.
+5V
POWER LED
PEAK LED
(+24V)
+24V
FAN CONTROL(+12V)
BUFFER etc(+-15V)
+5V
POWER AMP(+-B)
+-15V
+-B
STAND-BY LED
or
+B
(-14V)
RC-5
RC-5
-14V
SUPPLY(SUB)
µ-COM etc(+5V)
PRIMARY SUPPLY
CONTROL
POWER LED
STAND-BY LED CONTROL
PEAK
SENSOR
THERMISTOR
THERMISTOR
PROTECTOR
SPEAKER
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.
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.
16
1
VDD
XOUT
15
2
DIN (INT 1)
XIN
14
3
VIN
RESET
13
4
HEAT
NOT USED
12
5
LEVEL
DOUT
11
6
RSEN
PLED
10
7
R80
R81
R40
R41
AVSS
SLED
9
R53
R52
R51
R50
R43
R42
8
ON
VSS
Sink open-drain outpu
Sink open-drain outputs
2. IC DATA
QU06 : TMP47C101


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3
4
PB71
PX51
PX01
JB71
P801
P704
3-CH
AMP
P754
2-CH
AMP
PU01
RC-5 CONTROL
MAIN AMP
POWER SUPPLY
PB91
SUB TRANSF.
INPUT
PG01
INPUT
VOL/PEAK
DETECTOR
PT01
FRONT SURROUND SPK TERMINAL
CENTER SPK
L001
TRANSF.
FAN
1
23
45
6
11
1
2
2
2
33
3
4
4
5
56
12
3
45
6
7
8
1
1
1
2
2
2
3
4
4
4
3
3
5
5
5
6
7
1
1
11
2
2
3
3
22
33
1
1
2
1
2
2
3
3
4
5
6
7
4
3
1
1
2
2
3
3
4
5
6
1
1
2
2
3
3
4
4
5
1
1
2
2
3
3
1
11
2
23
34
45
5
6
6
7
78
89
10
1
22
3
1
2
3
4
5
6
1
1
22
3
34
56
78
9
10
1
1
2
2
3
1
11
1
2
22
2
33
33
4
4
44
5
5
6
11
22
33
4
11
22
3
4
5
6
11
1
11
1
22
2
22
2
3
3
1
11
2
22
3
33
45
11
11
22
22
33
33
44
4
55
5
6
67
1
2
3
4
5
JE04
JG01
JG02
JG03
JG04
JG05
JN53
JN51
JN57
JN56
JN58
JN52
PT74
J001
J702
J703
J704
J701
J717
J716
J715
JN04
JP01
JN10
JN09
JN02
J871
JN05
JU03
JU04
JB91
JB92
P851
J851
J853
J852
J854
J803
J801
J805
J802
J807
J804
J806
W805
34
JX11
JX01
JX02
LED-1 PCB
PCB
TEST
POINT
GND
W751
+B
RELAY
GND
+B
-B
GND
DC-IN
GND
STOP
12V
W804
W801
W702
W852
W851
WX02
WX01
WB03
WB04
WG01
WT02
W701
W703
W704
GND
+B
-B
GND
GND
24V
-14V
SR
FR
CNT
.
FL
SL
GND
GND
SR
FR
CNT
.
FL
SL
GND
AC24V
AC24V
NC
GND
NC
12V
NC
-14V
SR
FR
CNT
.
FL
SL
NC
GND
+B
-B
GND
+B
-B
GND
BLU
YEL
BLU
GRN
YEL
ORG
RED
BRN
AC24V
0V
YEW
YEW
GRN
GRN
BLU
BLU
BLU
BLU
GRN
YEL
ORG
RED
BRN
+B
RELA
Y
CH-5
GND
CH-5
GND
WT03
WB02
TEPM-OUT
NC
24V
24V
BRN
GR
Y
RED
BLK
ORG
BLU
BLK
RED
WHT
BLK
RED
WHT
SW PCB
S
.BY
LED
P.
LED
24V
S
.BY
LED
5V
5V
S
.BY
LED
5V
LED-2 PCB
SUB P0WER SUPPLY PCB
BRN
GR
Y
RELA
Y
2
RELA
Y
1
5V
P.
LED
24V
+15V
-15V
5V
NC
M
REL
Y
SBY
LED
18V(A
C
)
18V(A
C
)
SBY
LED
CNT.
SR
FL
TEMP
.SW
W752
TEMP
.SW
S702
S701
FL
SR
CNT.
CNT.
CNT.
SR
FL
-0.7V
SL
FR
FR
FR
SL
SL
NC
NC
NC
NC
NC
YEL
BLU
BLK
BLK
BLK
BLK
BLK
WT01
FR
FR
SL
SL
FL
FL
SR
SR
CNT
.
CNT
.
CNT
.
WE01
GND
GND
GND
+15V
GND
-15V
FR
FL
GND
SR
CNT
.
SL
SL
CNT
.
FR
FL
SR
FL
FR
CNT
.
SL
SR
CNT.
SR
FL
SL
FR
GND
PE01
FL
FR
CNT
.
SL
SR
PRIMARY PCB
RELA
Y
2
RELA
Y
1
1
2
JB57
JB58
JB64
JB59
JB63
JB55
JB56
(JB04)
(JB03)
(JB05)
(JB11)
(JB06)
(JB10)
Z002
)
(
U ONLY
PB51
(PB01)
N, K, S ONLY
4. WIRING DIAGRAM


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5
6
5. SCHEMATIC DIAGRAM
JU02
JU01
RU01
RU03
RU04
RU05
RU06
RU07
RU08
RU09
RU10
RU11
RU12
RU13
RU14
RU15
RU16
CU01
CU02
CU03
CU04
CU05
CU06
CU07
CU09
QU01
QU02
QU03
QU04
QU05
XU01
QU06
JE01
CE01
JE04
RF04
RF14
CF26
RF24
CF27
RF34
CF36
CF37
RF42
RF44
J801
C805
C806
C807
C808
C809
C810
D809
D810
J802
Q803
C812
C813
C814
D811
C821
J806
RG08
QG02
QG04
DG01
DG02
DG04
DG05
DG06
QG06
DG07
DG08
QG08
DG09
DG10
QG10
RG23
RG28
RG43
RG48
RG63
RG68
RG83
RG88
Q804
QG03
QG01
QG07
QG09
QG05
CG06
CG07
CG09
RG04
RG03
RG24
DG03
CG26
CG46
RG44
CG67
RG64
CG69
CG66
CG87
RG84
CG83
CG89
CG86
CU08
JU03
RX01
R841
R842
CU10
CU11
J807
JX01
JG02
JG03
JG05
CU12
CU13
D824
C822
D829
C824
C825
C826
C832
C831
C823
F801
F802
C801
C802
CU16
CU17
CU14
CU15
JG01
DX01
DX02
DX03
DX04
DX05
DX06
JX02
JE02
JE03
CE02
CE03
C841
R
U17
R
U19
R
U18
RU20
RU21
RU23
RU24
DX51
JX51
JG04
J804
J805
R871
Q871
R891
R892
D822
D821
D823
R801
R802
Q801
Q802
C811
D806
D807
D805 D808
D801
D802
D804 D803
RU02
R
U25
RU22
QU07
CU18
RU26
RU27
JU04
RE04
RE03
CE05 RE01
RF43
RF23
RF33
RF13
RF03
CF01
CF02
RF06
CF12
CF21
RF26
CF22
CF31
RF36
CF32
CF41
RF46
CF42
CF33
CF11
QF03
QF01
QF02
RG01
RG02
CG03
RG05 CG04
RG06
RG11
RG10
RG09
RG07
CG23
RG27
RG30
RG31
RG29
CG24
RG25
RG21
RG22
RG26
RG42
RG41
CG43
RG47
RG45CG44
RG46
RG49
RG50
RG51
RG61
RG62
CG63
CG68
RG69
RG65 CG64
RG66
CG70
RG71
RG70
RG81 RG82
RG91
RG89
RG90
RG87
RG67
CG84
RG85
RG86
J812
J811
J810
J809
RE02
CE06
JG06
JG07
RE05
RE06
RE09
RE10
CE04
RE07
RE08
CE07
CE08
CG81
CG01
CG21
CG41
CG61
Q891
C891
Q892
J803
CF03
CF13
CF23
CF43
RF01
RF21
RF41
RF11
RF16
RF31
CG05
CG25
CG65
CG85
CG45
C803
C804
C871
QU08
W805
10K
22K
47K
22K
22K
1.5K
470
4.7K
220K
22K
22K
47
47K
15K
47K
0.1
1000P
0.1
0.1
1/50V
1/50V
0.1
10/16V
2SC536
SP/ETC
2SC536
SP/ETC
2SC536
SP/ETC
2SC536
SP/ETC
5.56MHz
TMP47C101
0.1
1K
1K
0.01
1K
100/16V
1K
0.01
100/16V
1K
1K
0.01
0.01
10/50V
10/50V
0.01
0.01
1D3
1D3
NJM7812FA
0.01
10/50V
0.01
1D3
0.01
47K
2SA608
SP/ETC
2SA608
SP/ETC
*
*
*
*
*
2SA608
SP/ETC
*
*
2SA608
SP/ETC
*
*
2SA608
SP/ETC
10K
47K
10K
47K
10K
47K
10K
47K
NJM78M05
NJM4558DD
NJM4558DD
NJM4558DD
NJM4558DD
NJM4558DD
10/50V
0.01
0.01
10K
10K
10K
*
10/50V
10/50V
10K
0.01
10K
0.01
10/50V
0.01
10K
1000P
0.01
10/50V
0.01
100K
470
1W
470
1W
0.1
0.01
0.01
100/16V
0.01
1D3
0.01
10/50V
0.01
0.01
470/35V
470/35V
2A
2A
0.01
0.01
0.01
0.01
470P
470P
0.1
0.1
0.01
10K
10K
22K
10K
4.7K
330
10K
1k
2SB1240
47k
10k
4.7
1/4W
4.7
1/4W
NJM7815
NJM7915
1000/35V
4.7K
10K
47K
2SC3419Y
0.01
22K
10K
100
100
180P
47K
50K
50K
50K
50K
50K
47/16V
47/16V
100K
47/16V
47/16V
100K
47/16V
47/16V
100K
47/16V
47/16V
100K
47/16V
47/16V
NJM4558
NJM4588
NJM4588
47K
1M
22P
1M
22P
47K
1K
1.5K
220
6.8K
22P
6.8K
1.5K
1K
220
22P
1M
1K
1M
47K
1M
47K
22P
6.8K
1M 22P
47K
220
1.5K
1K
47K
1M
22P
47/16
220
1M
22P
47K
47/16
1K
1.5K
47K
1M
1K
220
1.5K
6.8K
6.8K
22P
1M
47K
47K
180P
47K
47K
47K
47K
180P
100
100
180P
180P
0.047
0.047
0.047
0.047
0.047
DTA114ES
/ETC
100/10V
2SC3419Y
47P
47P
47P
47P
47
47
47
47
100K
47
0.015
0.015
0.015
0.015
0.015
2200/35V
2200/35V
1000/16V
2SC536
SP/ETC
+15V
-15V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
-15V
+15V
-15V
+15V
-15V
+15V
+15V
-15V
+15V
-15V
+15V
-15V
+15V
-15V
+5V
IN
OUT
1
2
3
4
56
78
INPUT VOLUME
56
78
12
34
16
15
14
13
12
11
10
9
DC +5V
1
2
3
GND
GND
1
2
3
4
5
GND
1
2
3
DC -15V
DC +15V
1
2
3
GND
18V(AC)
18V(AC)
1
2
3
4
56
78
1
2
3
4
56
78
1
2
3
4
56
78
MAIN TRANS
INPUT
IN
CONT.
EXT.
CONT.
REMOTE
DC +5V
1
2
3
24V
DC +12V
DC +15V
DC -15V
DC +15V
DC -15V
1
2
3
4
56
78
1
2
3
4
56
78
1
2
3
4
56
78
1
2
3
4
56
78
(WE01)
PEAK DETECTOR
1
2
3
4
5
W/HEAT SINK
FL IN
FR IN
STANDBY LED SUPLY
POWER RELAY CONTROL
T
O
JG05
11
1
1
11
1
1
1
1
DC +12V
FR
FL
FL
FL
FR
FR
FL
FR
FL
FR
PX01
4
5
6
PG01
P801
POWER LED
PEAK INDICATOR
STAND BY LED
RC-5 CONTROL
(WX02)
(W803)
PX51
(ALE)
(ALE)
(ARC)
(ARJ)
(AVR)
(APE)
(APS)
FL
SR
CNT.
FR
SL
SL
SR
CNT.
FR
FL
2
3
4
5
6
7
8
SR
CNT.
SL
SR
SL
CNT.
10
5
3
3
NC
FL
FR
LED
-14V
SR
CNT
.
SL
-15V
SL IN
SR IN
66
SL
SR
SL
SR
DC
+5V
DC +5V
W/HEAT SINK
SR
SL
1
2
3
POWER
CONTROL
RELAY
20V(AC)
20V(AC)
2
3
4
5
2
3
4
5
2
2
9
8
7
6
4
3
2
1
3
2
4
3
2
8
7
6
5
4
3
2
4
3
2
10
9
8
7
6
5
4
3
2
CNT.
CNT.IN
CNT.
CNT.
00
0
0
00
00
0
0
0
0
-13.6
0.8
0.5
0
0
5.1
-0.1
0
5.1
3.8
5.1
0
0.2
0.7
1.1
5.1
5.1
5.1
5.1
5.0
-0.1
0
5.1
2.4
1.5
5.0
5.0
5.1
-13.6
-13.6
-13.6
-13.6
-13.6
-14.9
* ON 4.0
* OFF 27.3
* ON
* OFF 27.3
0.3
* ON
* OFF
* ON
* OFF
5.1
5.1
3.2
3.8
* ON :
* OFF :
POWER ON
STAND BY
5.1
5.1
-15.3
15.1
-15.3
15.1
15.1
25.1
-15.3
-25.2
12.2
25.3
5.1
25.2
25.2
25.2
0.2
-14.9
-15.3
-15.3
0.7
0.1
NC
NC
NC
NC
GND
12V
FROM
TO J701
[P704]
(W701)
TO JP01
[P754]
(W751)
TO JN57
(WG01)
[PT01]
TO J804
(W803)
[P801]
TO JB92
[PB91]
(WB04)
(W801)
TO
JB04
JB56
[PB01]
[PB51]
TO J871
[P754]
(W802)
TO JX01
(WX01)
[PX01]
TO JU03
(W804)
[PU01]
[PG01]
RELAY SIG.
RELAY SIG.
RELAY SIG.
TO JN58
(WU01)
[PT01]
RELAY CON.
+5V
LED CON.
GND
TO J806
[P801]
(W804)
FL
FR
-14V
SR
CNT
.
SL
TO J807
[P801]
(WX01)
or
or
PE01
PU01
+LED
+5V
LED CON.
LED CON.
RELAY2
RELAY1
POWER SUPPLY(SUB)