Marantz MA6100/N1G, MA6100/U1G, MA6100/N1B, MA6100/U1B Service Manual
Mono Power Amplifier
MA6100
329J855010 MIT
3120 785 22380
First Issue 2000.07
TABLE OF CONTENTS
SECTION PAGE
1. TECHNICAL SPECIFICATIONS ................................................................................................................. 1
2. IC DATA ...................................................................................................................................................... 1
3. BLOCK DIAGRAM ....................................................................................................................................... 2
4. TEST EQUIPMENT REQUIRED FOR SERVICING .................................................................................... 2
5. SCHEMATIC DIAGRAM AND PARTS LOCATION (Pattern Side) ............................................................. 3
6. EXPLODED VIEW AND PARTS LIST ......................................................................................................... 7
7. POWER AMP. ALIGNMENT ..................................................................................................................... 10
8. ELECTRICAL PARTS LIST ....................................................................................................................... 11
Service
Manual
MA6100 /N1G, /U1G
/N1B, /U1B
R
MA6100
Printed in Japan
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
ON/OFF
BLUE : POWER ON
RED : STANDBY
POWER
MONO POWER AMPLIFIER MA6100
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.
991207MIT
USA
MARANTZ AMERICA, INC
MARANTZ AMERICA, INC.
440 MEDINAH ROAD
ROSELLE, ILLINOIS 60172
USA
PHONE : 630 - 307 - 3100
FAX : 630 - 307 - 2687
BRAZIL
PHILIP DA AMAZONIA IND. ELET. ITDA
CENTRO DE INFORMACOES AO
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
TECHNICAL AUDIO GROUP PTY, LTD
558 DARLING STREET,
BALMAIN, NSW 2041,
AUSTRALIA
PHONE : 61 - 2 - 9810 - 5300
FAX : 61 - 2 - 9810 - 5355
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
WILDASH AUDIO SYSTEMS NZ
14 MALVERN ROAD MT ALBERT
AUCKLAND NEW ZEALAND
PHONE : +64 - 9 - 8451958
FAX : +64 - 9 - 8463554
NEW ZEALAND
CANADA
LENBROOK INDUSTRIES LIMITED
633 GRANITE COURT,
PICKERING, ONTARIO L1W 3K1
CANADA
PHONE : 905 - 831 - 6333
FAX : 905 - 831 - 6936
AUSTRALIA
1 2
1. TECHNICAL SPECIFICATIONS
4. TEST EQUIPMENT REQURED FOR SERVICING
3. BLOCK DIAGRAM
Rated power output
(20 Hz to 20 kHz, 8 Ω load) ................................... 125 W
Total harmonic distortion
(20 Hz to 20 kHz, 8 Ω load) .................................. 0.02 %
Output bandwidth (8 Ω load, 0.04 %) ........... 10 Hz to 50 kHz
Frequency response ................... 10 Hz to 70 kHz, +0 / -1 dB
Damping factor (8 Ω load, 1 kHz) ....................................... 60
S/N (IHF A network, input shorted) ............................. 110 dB
Supply voltage [/N] ...................................... 230 V AC, 50 Hz
[/U] ...................................... 120 V AC, 60 Hz
Power consumption [/N]................................................ 200 W
(Stand-by) 1 W
[/U] ............................................... 230 W
(Stand-by) 2.5 W
Dimensions
Width ...................................................................... 88 mm
Height ................................................................... 146 mm
Depth .................................................................... 470 mm
Weight ........................................................................... 5.7 kg
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.
161
VDDXOUT
152
DIN (INT 1)XIN
143
VINRESET
134
HEATNOT USED
125
LEVELDOUT
116
RSENPLED
107
R80
R81
R40
R41
AVSSSLED
9
R53
R52
R51
R50
R43
R428
ONVSS
Sink open-drain outputs
Sink open-drain outputs
2.IC DATA
QY01 : TMP47C201P
PROTECTOR
DRIVE
+B
-B
+15V
-15V
EXT.CONT.IN
REMOTE CONT.IN
REMOTE CONT.OUT
µ-COM
STANDBY
POWER
+5V
+24V
INPUT
INVERT OUTPUT
SPK OUT
+29.0dB
MAIN AMP
SUB TRANSF.
MAIN TRANSF.
MAINS CORD
AC OUTLET
POWER SW
TMP47C201P
Item Use
項 目 使 用 方 法
Distortion Analyzer Distortion measurements
歪率計 歪の測定
Audio Oscillator Sinewave and squarewave signal source
低周波発振器 正弦波及び矩形波の信号源
AC VTVM Voltage measurements (AC)
AC VTVM
交流電圧の測定
Oscilloscope Waveform analysis and trouble shooting and ASO alignment
オシロスコープ 波計分析、トラブルシューティング及び ASO の調整
DC VTVM Voltage measurements (DC)
DC VTVM
直流電圧の測定
AC Wattmeter Monitors primary power to amplifier
交流ワットメーター アンプの一次側消費電力のモニター
Line Voltmeter Monitors poter ntial of primary power to amplifier
電源電圧計 アンプの一次側消費電圧のモニター
Vanable Autotransformer Adjust level of primary power to amplifier
スライダック アンプの一次側電圧の調節
Circuit Tester Trouble shooting
テスター トラブルシューティング
Shorting Plug Shorts amplifier input to eliminate noise pickup
ショート用プラグ 雑音を拾わないようにアンプ入力を短絡する
5. SCHEMATIC DIAGRAM AND PARTS LOCATION (Pattern Side)
3 4
1
2345678
9
10111213141516
IN
OUT
RSTNCPLED
SLED
DOUT
VSS
ON
NC
RSEN
NC
NC
VIN
DIN
VDD
1
234
1
23456
1
23456
G
I
O
G
I
O
1
234
5678
1
2345
1
2345
1
23
1
2
1
2
1
2
1
2
121
2
121
2
1
2345
1
2345
1
23
1
2
1
2
121
2
+5V
RST
+B
MUTEINOUT
SUB
ST.GINININ
1
23456789
1
234
1
2341234
1
234
1
23
QS04
QS03
RS10
RS09
C801
C802
CN05
CN04
CN01
JS01
XY01
CY03
RY01
CY04
CY01
CY02
W001
QY02
QN01
QY01
L001
QS02
QS01
QN02
J701
RS08
RS04
CN03
J702
CY71
CY72
CY73
CY74
CY75
CY76
CY77
CY05
JY71
JY01
JY02
JY03
QY03
QY71
QY72
QY73
RY02
RY03
RY04
RY05
RY71
RY72
RY73
RY74
RY75
RY76
RY77
RY78
RY79
RY80
RY81
RY82
RY06
RY08
RY09
QY04
C701
C702
C703
C704
C705
C706
C707
C709
C710
C711
C712
C713
C714
DN01
D701
D702
D703
D704
D705
D706
D707
LN01
L701
Q701
Q702
Q703
Q704
Q705
Q706
Q707
Q708
Q709
Q710
Q711
Q712
Q713Q714
Q715
RN02
RN03
RN04
RN05
RN06
RN07
RN08
RN09
RN10
RN11
RN01
R701
R702
R703
R704 R705
R706
R707
R708
R709
R710
R711
R713
R712
R714
R715
R716
R717
R718
R719
R720
R721
R722
R723
R724
R727
R728
R729
R730
R731
R732
R733R734
R735
R736
R737
R738
R739
R740
R741
R742
R743
J705
J703
JB01
JB71
JB72
JB73
JB74
Q801
CS04
CS02
CS06
CS07
DS01
DS02
RS01
RS02
RS03
RS05
RS07
RS11
RS06
CB51
JB51
SB51
C811
C810
D804
D805
D806
D807
C804
C803
D803
CN02
J704
Q802
DB51
DB52
DB53
DB54
LB51
LB52
CB55
CB56
DB56
JB52
JB53
JB54
JB56JB57
RB51
RB52
QB52
QB51
QB53
C708
C717
C718
C805
C806
D808
C807
C809
C808
D809
CB54
CB53
CB52
CY06
DY54 DY56 DY53
RY55
DY52
RY52
DY51
RY51
DY55
FB01
R745 R744
R746
RB53
RS12
R801
R802 R802
R801
C719
CS01
RY10
JB55
CS05
D801
D802
JY51
R725
R726
QY05
DY01
RY07
RY54 RY56 RY53
CS03
CS09
CS08
C715
C716
+B
-B
1M
10K
10000/71V
10000/71V
5MHZ
10K
0.01
0.01
S-806C
TA7317P
HU400ST002
TMP47C201P
2SC2878
A/B
NJM4558DD
47K
10K
0.01
2SA970
DTA114ES
/ETC
DTC114ES
/ETC
0.1
0.1
0.1
0.1
1000P
0.01
2SC536
SP/ETC
2SC536
SP/ETC
2SC536
SP/ETC
2SC536
SP/ETC
10K
22K
10K
22K
10K
4.7K
47K
22K
1.5K
470
4.7K
220K
22K
22K
22K
22K
47K
47K
47
2SC536
SP/ETC
47/10V
470p
220/100V
220/100V
‚PƒÊ‚e
100V
4.7/100V
0.01
0.1
0.1
120p
120p
1D3
*
*
HSS81
HSS81
5.1V
5.1V
HSS81
2SA970
2SA970
2SA1145
O/Y
2SC2705
O/Y
2SC2705
O/Y
2SA1360
2SC3423
2SC3419Y
2SC2705
O/Y
2SA1145
O/Y
2SC4793
2SA1837
2SC2922
2SA1216
2SC2240
820
2W
6.8K
33K
18K
33K
47K
4.7K
68K
10K
150K
820
2W
220k
33k
1k
270
4.7k
4.7k
56k
56k
1.2k
33k
12k
2.2k
47k
100
100
1k
22
22
220
1/2W
0.10 X2
5W
1k
2.2k
22k
22k
220 1/4W
10
1W
56k
10
NJM78L15
22P
CH
*
*
1K
100K
4.7K
10K
3.3K
100K
2.2K
0.01
0.01
1D3
1D3
1D3
1D3
0.01
0.01
1D3
*
NJM79L15
1D3
1D3
1D3
1D3
0.01
1000/35V
*
**
10K
10K
DTC114ES
/ETC
NJM78L05
2SA970
680P/100V
47/10V
0.01
500V
22/16V
47/16V
47/16V
2.2/50V
4.7/50V
10/16V
10/16V
10/16V
10/16V
1/50V
1/50V
*
*
*
*
*
*
2.2K 2.2K
47
100K
1K
1K1K1K
180
180
2.2K
4.74.7
22PF
500V
DUMMY
100p
470/35V
470/35V
1D3
4.7/50V
0.01
4.7/50V
1D3
0.1/50V
100/10V
0.1/50V
*
SEL1610C
STANDBY
SEL1610C
STANDBY
SEL1610C
STANDBY
150
DUMMY
DUMMY
DUMMY
DUMMY
SELU1E10CXM-S
POWER
U:4A 125V
N:T2A 250V
DUMMY DUMMY
*
220
1/2W
*
0.5A 125V
U ONLY
0.5A 125V
U ONLY
1
N ONLY
1
N ONLY
DUMMY
4.7/50V
DUMMY
4.7/50V
D5SB20
5A 200V
1D3
*
10
1/4W
10
1/4W
DTA114ES
1GWJ43
47K
470 470 470
47P
CH
N ONLY
470P
N ONLY
470P
N ONLY
0.01
N ONLY
0.01
N ONLY
+5V
+5V +5V
+5V
+5V
1
3
1
3
M1
M2
M3
S1
S2
M1M2M3S1S2
S3
S3
INPUT
INVERT
OUTPUT
RC-5 OUT
RC-5 IN
EXT CONT.IN
AC OUTLET
UN-SWITCHD
AC IN
MAIN TRANSF.
SUB TRANSF.
W002
W003
W004
W005
P701 MAIN
W006
0.5
3.7
5
5.0
2.9
0
5.0
5.0
0
5.0
0.3
AC14.4
15.7
5.0
2.9
0
14.9
15.5
-15.0
15.0
0
00
000
0
-14.0
-14.0
14.4
14.4
0
1.4
2.6
0.7
0.4
4.9
0
24.2
-24.2
+15V
-15V
AC17.9
AC17.9
AC47.0
AC47.0
64.0
-64.0
-0.6
0
0.8
1.0
1.3
2.9
64.0
-0.6
0
0.6
-62.0
-62.0
0
63.0
62.6
63.8
64.0
-63.8
-64.0
62.0
62.0
-62.0 -62.0
63.0
1.7
-63.0
-1.6
1.7
-1.6
-1.1
1.1
1.1
-1.1
0.6
-0.6
0
0
64.0
1.7
-1.6
-1.0
0.6
-0.5
0
0
5.0
5.0
0
RED LED
BLUE LED
PY01 µ-com
PB01
BACK UP
PB51
SW.
PY51 LED
SPEAKER
+
-
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