Marantz SR-4021 User manual

SR4021
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
Service
Manual
SR4021
Receiver
SR4021 /N1B/N1S/U1B
Part no. 90M13CW855010
First Issue 2006.06
MZ
TABLE OF CONTENTS
SECTION PAGE
1. TECHNICAL SPECIFICATIONS ........................................................................................... 1
2. SOFTWARE VERSION CHECK........................................................................................ 2
3. ABOUT REPLACE THE MICROPROCESSOR WITH A NEW ONE ................................ 2
4. WIRING DIAGRAM .............................................................................................................. 3
5. BLOCK DIAGRAM ............................................................................................................... 5
6. SCHEMATIC DIAGRAM ...................................................................................................... 7
7. PARTS LOCATION .............................................................................................................11
8. MICROPROCESSOR AND IC DATA...................................................................................21
9. EXPLODED VIEW AND PARTS LIST ............................................................................... 25
10. SERVICE PROCEDURE .................................................................................................... 29
11. ELECTRICAL PARTS LIST ................................................................................................ 30
RECORDER
RECORDER
F/P
F/PBAND
BALANCE
BALANCE
SPEAKERS
SPEAKERS
2
SOURCE
SOURCE
DIRECT
DIRECT
SPEAKERS
DISPLAY OFF
DISPLAY OFF
2
1
BASS
TREBLE
TREBLE
VCR
T-MODE
T-MODE
CLEAR
CLEAR
AUTO TUNE
AUTO TUNE
MEMORY
MEMORY
1
DVD
DVD
DSS
DSS21 AUXTUNERCDPHONO
DOWN
DOWN
VOLUME
VOLUME
MULTI JOG
MULTI JOG
UP
RECEIVER SR4021
RECEIVER SR4021
SLEEP
SLEEP
DIMMER
DIMMER
MUTE
MUTE
STANDBY
STANDBY
PHONES
PHONES
POWER ON/OFF
POWER ON/OFF

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.
060607MZ
USA
MARANTZ AMERICA, INC
100 CORPORATE DRIVE
MAHWAH, NEW JERSEY 07430
USA
EUROPE / TRADING
MARANTZ EUROPE B.V.
P. O. BOX 8744, BUILDING SILVERPOINT
BEEMDSTRAAT 11, 5653 MA EINDHOVEN
THE NETHERLANDS
PHONE : +31 - 40 - 2507844
FAX : +31 - 40 - 2507860
AUSTRALIA
QualiFi Pty Ltd,
24 LIONEL ROAD,
MT. WAVERLEY VIC 3149
AUSTRALIA
PHONE : +61 - (0)3 - 9543 - 1522
FAX : +61 - (0)3 - 9543 - 3677
NEW ZEALAND
WILDASH AUDIO SYSTEMS NZ
14 MALVERN ROAD MT ALBERT
AUCKLAND NEW ZEALAND
PHONE : [phone]
FAX :[phone]
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.
2ND FLOOR BANGUNAN INFINITE CENTRE
LOT 1, JALAN 13/6, 46200 PETALING JAYA
SELANGOR DARUL EHSAN, MALAYSIA
PHONE : +60 - 3 - 7954 8088
FAX :[phone]
KOREA
MARANTZ KOREA CO., LTD.
ROOM 604, ELECTRO OFFICE, 16-58,
HANGGANG-RO 3GA, YONGSAN-KU,
SEOUL, 140-013, KOREA
PHONE : +82 - 2 - 323 - 2155
FAX : +82 - 2 - 323 - 2154
SINGAPORE
WO KEE HONG DISTRIBUTION PTE LTD
No.1 JALAN KILANG TIMOR
#08-03 PACIFIC TECH CENTRE
SINGAPORE 159303
PHONE : [phone]
FAX : [phone]
CANADA
MARANTZ CANADA INC.
5-505 APPLE CREEK BLVD.
MARKHAM, ONTARIO L3R 5B1
CANADA
PHONE : 905 - 415 - 9292
FAX : 905 - 475 - 4159
JAPAN
D&M BUILDING, 2-1 NISSHIN-CHO,
KAWASAKI-KU, KAWASAKI-SHI,
KANAGAWA, 210-8569 JAPAN
D&M Holdings Inc.
CHINA
MARANTZ SHANGHAI TRADING LTD.
ROOM.506 SHANGHAI LIGHT INDUSTRY MANSION
1578 NANJING (WEST) ROAD SHANGHAI
CHINA
TEL : 021 - 6248 - 1064
FAX : 021 - 6248 - 3565

1
1. TECHNICAL SPECIFICATIONS
FM TUNER SECTION
Frequency Range ....................................... 87.5 - 108.0 MHz
Usable Sensitivity ................................... IHF 2.0 µV/17.3 dBf
Signal to Noise Ratio..........................Mono/Stereo 70/65 dB
Distortion ........................................... Mono/Stereo 0.2/0.3 %
Stereo Separation............................................... 1 kHz 40 dB
Alternate Channel Selectivity ...................... ± 300 kHz 50 dB
Image Rejection............................................... 98 MHz 70 dB
Tuner Output Level ...................1 kHz, ± 40 kHz Dev 500 mV
AM TUNER SECTION
Frequency Range ..................................531 - 1602 kHz [ /N ]
..................................520 - 1710 kHz [ /U ]
Signal to Noise Ratio.................................................... 50 dB
Usable Sensitivity .............................................. Loop 400 µV
Distortion ........................................ 400Hz, 30 % Mod. 1.0 %
Selectivity ........................................................ ± 9 kHz 40 dB
AUDIO SECTION
Rated Power (20 Hz - 20 kHz)
8 ohms .............................................................. 80 W / Ch
6 ohms ............................................................ 100 W / Ch
THD(20 Hz - 20 kHz) 8ohms .......................................0.08 %
Input Sensitivity/Impedance
Linear..................................................200 mV/ 47 kohms
Signal to Noise Ratio
Linear...................................................................... 95 dB
DIMENSIONS
GENERAL
Power Requirement .........................AC 230 V 50/60 Hz [ /N ]
..............................AC 120 V 60 Hz [ /U ]
Power Consumption ............................................ 220 W [ /N ]
..............................................2.3 A [ /U ]
Weight ....................................................... 11.7 kg (25.8 lbs)
ACCESSORIES
Remote Control Unit RC4021SR..........................................1
AAA-size batteries............................................................... 2
FM Antenna..........................................................................1
AM Loop Antenna.................................................................1
AC Power Cable ...................................................................1
RECORDER
RECORDER
F/P
F/P
BAND
BAND
BALANCE
BALANCE
SPEAKERS
SPEAKERS
2
SOURCE
SOURCE
DIRECT
DIRECT
SPEAKERS
SPEAKERS
DISPLAYOFF
DISPLAYOFF
2
1
BASS
BASS
TREBLE
TREBLE
VCR
VCR
T-MODE
T-MODE
CLEAR
CLEAR
AUTOTUNE
AUTOTUNE
MEMORY
MEMORY
1
DVD
DVD
DSS
DSS
21
AUX
AUX
TUNER
TUNER
CD
CD
PHONO
PHONO
DOWN
DOWN
VOLUME
VOLUME
MULTIJOG
MULTIJOG
UP
UP
RECEIVER SR4021
RECEIVER SR4021
SLEEP
SLEEP
DIMMER
DIMMER
MUTE
MUTE
STANDBY
STANDBY
PHONES
PHONES
POWERON/OFF
POWERON/OFF
5/8 ins.
(16.3 mm) 5-13/16 ins.
(146 mm)
17-5/16 ins.
(440 mm)
13/16 ins.
(20 mm)
1 inch
(25 mm)
13-11/16 ins.
(342.5 mm)
15-1/2 ins.
(387.5 mm)
6-1/2 ins.
(162.3 mm)

2
2. SOFTWARE VERSION CHECK
A version of microprocessor is confirmed by the following.
1. Press the POWER ON/STANDBY button to turn on the unit.
2. Press MUTE and the SOURCEDIRECT buttons more than 3 seconds, while pressing the SLEEP button.
3. The front display shows “yymmdd-x” of software version for 4 seconds, while press those buttons.
REMARK : yy is two digits of year. mm is month. dd is date. x is version of release date.
INDICATION EXAMPLE : 060419-1
3. ABOUT REPLACE THE MICROPROCESSOR WITH A NEW ONE
When replaced of the U-PRO (Microprocessor) or the Flash ROM, confirm contents of the following.
PWB
Name
Pos.
No. Description After replaced Remark
FRONT IC91 TMP87PM78FG, SR4021 AOTP
After replaced
A: Mask ROM (With software). No need write-in of software to the microprocessor.
B: Flash ROM (With software). Usually, no need write-in of software. But, when the software was updated, you should be
write-in of the new software to the microprocessor or flash ROM. Please check the software version.
C: Empty Flash ROM (Without software).You should be write-in of the software to the microprocessor or flash ROM.
Refer to "Update procedure" or "writing procedure", when you should be write-in the software.

3 4
BN35
CUP11896Z-3
VIDEO PWB
MAIN PWB
FRONT PWB
POWER-2 PWB
POWER-1 PWB
JOG PWB
SW PWB TACT PWB
H/P PWB
AC INLET
4. WIRING DIAGRAM

65
5. BLOCK DIAGRAM

7 8
TO POWER-1
MAIN PWB
Rin
Lin
BYPASS R
BYPASS L
6. SCHEMATIC DIAGRAM

109
VIDEO PWB
POWER-2 PWB
JOG PWB
SW PWB
H/P PWB
FRONT PWB
POWER-1 PWB
TACT PWB
FROM VIDEO
TO MAIN

11 12
7. PARTS LOCATION
Lead-free Solder
When soldering, use the Lead-free Solder (Sn-Ag-Cu).
6)$%/07"!
11)# 1
6)$%/07""
)#
)#
*/'07""
4!#407"!
*/'07"!
4!#407"!
(007"! 0(07""

1413
Lead-free Solder
When soldering, use the Lead-free Solder
(Sn-Ag-Cu).
1 1
1 1
1
1 1
1
11
1 1
1 1 1 1
1
1 1 1 1 1 1
1
1 1 1 1
1 1
1
1
1 1
)# )#
1
1 1
1
-!).07"!

15 16
)# )# )#
)# )#)#
-!).07""
)#
)#
)#
)#
)#
)#
Lead-free Solder
When soldering, use the Lead-free Solder
(Sn-Ag-Cu).

1817
Lead-free Solder
When soldering, use the Lead-free Solder (Sn-Ag-Cu).
&2/.407"!
11
1 11
11)#
1 1
1 111
11
1
11
0/7%207""
0/7%207"!
1
3707"! 3707""

19 20
Lead-free Solder
When soldering, use the Lead-free Solder (Sn-Ag-Cu).
&2/.407""
)#
)#
)# )# )#
)#
0/7%207""
0/7%207"!

2221
IC91 : TMP87PM78F
IC22: TC9163AF
IC23: TC9164AF
8. MICROPROCESSOR AND IC DATA
PIN No. SYMBOL I/O DESCRIPTION
1,25 VDD - Power Supply Port(+5V)
3 POWER MUTE O Power Mute Control Port("L")
4 HP-IN I Headphone Detective Input Port(Active"H")
6 JOG-DOWN I
Balance, Tone Up/Down Control Port
7 JOG-UP I
8 VOLUME-DOWN I
Master Volume Up/Down Control Port("H")
9 VOLUME-UP I
10 HP-H O Headphone Detective Output Port(Active"H")
12 RDS-DATA I/O RDS IC DATA Port
13 RDS-CLK I/O RDS IC CLK Port
14 STEREO IN I Stereo Display Control Port(Active "H")
15 TUNED IN I Tuned Display Control Port(Active "H")
16 PROTECT IN I Protect Input Port
17~21 KEY MATRIX I Key Control Input Port
22,23,27,30 VSS - GND
26 Back Up I Back Up Mode port
31 X IN I
8MHz Crystal Connection Port
32 X OUT O
33 RESET I Reset Input Port(Active "L")
34 REMOTE OUT O Remote Control Data Output Port
35,36 REMOTE IN I Remote Control Data Input Port
37 SP A O Speaker "A" Relay and LED Control Port("H")
38 SP B O SPeaker "B" Relay and LED Control Port("H")
39 DISPLAY OFF O Display Off LED Control Port("H")
40 PLL CE O PLL IC(LC72131,on the Tuner Module) Enable Control Port
41 PLL DATA IN I PLL IC(LC72131,on the Tuner Module) Data Input Port
42 PLL/FUNCTION DATA O
PLL IC(LC72131,on the Tuner Module) and Function IC
(TC9163/TC9164) Data/CLK Output Port
43 PLL/FUNCTION CLK O
44 FUNCTION STB O Function IC(TC9163/TC9164) STB Output Port
46 E-VOLUME CLK O
Electronic Vol.IC(M62446AFP) Data/CLK/STB Port47 E-VOLUME DATA O
48 E-VOLUME STB O
50 VKK - FIP Power Supply Port(-27V)
52~60 FIP GRID O FIP Grid Control Port
61~82 FIP SEGMENT O FIP Segment Control Port
83~88 OPTION I Option Control Port
91 KILL-IR O KILL IR Port (Active"H")
92 KILL-FLA O KILL Flasher Port(Active"H")
93 POWER ON O Power Relay On/Off Control Port("H")
95 VIDEO SW 1 O
Video IC(NJM2595M) Control Port96 VIDEO SW 2 O
97 VIDEO SW 3 O
98 STBY LED O Standgy LED Control Port("H")
LEVEL SHIFTER
2
1
2
3
4
1
5
6
2
7
8
3
1
2
3
4
1
5
6
2
7
8
3
1
3
4
5
6
7
8
9
10
14 28
11
12
13
27
26
25
24
23
22
21
20
19
18
17
16
15
LATCH CIRCUIT
SHIFT REGISTER
LEVEL SHIFTER
LATCH CIRCUIT
L-S R-S
Vss GND VDD
L-S
L-S
L-S
L-COM
L-S
L-S
L-COM
L-S
L-S
L-COM
ST
R-S
R-S
R-S
R-COM
R-S
R-S
R-COM
R-S
R-S
R-COM
DATA
CK
I/O
P95 (S19) P94 (S18) P93 (S17) P92 (S16) P91 (S15) P90 (S14) P87 (S13) P86 (S12) P85 (S11) P84 (S10) P83 (S9) P82 (S8) P81 (S7) P80 (S6) P77 (S5/G0) P76 (S4/G1) P75 (S3/G2) P74 (S2/G3)
(S20) P96
(S21) P97
(S22) PD0
(S23) PD1
(S24) PD2
(S25) PD3
(S26) PD4
(S27) PD5
(S28) PD6
(S29) PD7
(S30) PE0
(S31) PE1
(S32) PE2
(S33) PE3
(S34) PE4
(S35) PE5
(S36) PE6
(S37) PE7
(S38) PE0
P73 (S1/G4) P72 (S0/G5) P71 (G6) P70 (G7) P57 (G8) P56 (G9) P55 (G10) P54 (G11) P53 (G12) P52 (G13) P51 (G14) P50 (G15)
VDD
VSS
VASS
VAREF
VDD
P20
TEST
(XTIN) P21
(XTOUT) P22
VSS
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
(S39) PF1 100
VKK
P07
P06
P05
P04
P03
P02
P01
P00
P17
P16
P15 (TC 2)
P14 (PPO)
P13 (DVO)
P12 (INT 2/TC 1)
P11 (INT 1)
P10 (INT 0)
RESET
XOUT
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32 XIN31
VDD P9
VFT drive circuit (automatic display) Key scan
control
Program counter
Register banks
Stack PointerP S W
Interrupt Controller
System Controller
Standby Controller
Timing Generator
High
frequ.
Low
frequ.
Clock
Generator
Time Base
Timer
16-bit
Timer/Counters
TC1 TC2 TC3 TC4 SIO HSO
8-bit
Timer/Counters
Serial
Interfaces
P4
P47
to
P40
P3
P33
to
P30
P1
P17
to
P10
P0
P07
to
P00
P67
to
P60
VAREF
VASS
P6
(AIN7)
to
(AIN0)
P2
P22
to
P20
Inst.
Register
Inst.
Decoder
Watchdog
Timer
8-bit
A/D
Converter
Flags
ALU RBS
Program Memory
(ROM)
Data Memory
(RAM)
I/O Ports
P97
to
P90
P8
P87
to
P80
P7
I/O Ports
P77
to
P70
P5
P57
to
P50
PIE
PIE7
to
PIE0
PIF
PIF1
to
PIF0
PID
PID7
to
PID8
Power Supply
VFT Power
Supply
Reset I/O
Test Pin
Resonator
connecting
Pins
VSS
VKK
RESET
TEST
XIN
XOUT
OUTPUT Ports
I/O Ports
LEVEL SHIFTER
2
1
2
3
1
4
5
6
2
7
8
3
1
2
3
1
4
5
6
2
7
8
3
1
3
4
5
6
7
8
9
10
14 28
11
12
13
27
26
25
24
23
22
21
20
19
18
17
16
15
LATCH CIRCUIT
SHIFT REGISTER
LEVEL SHIFTER
LATCH CIRCUIT
L-S R-S
Vss GND VDD
L-S
L-S
L-COM
L-S
L-S
L-S
L-COM
L-S
L-S
L-COM
ST
R-S
R-S
R-COM
R-S
R-S
R-S
R-COM
R-S
R-S
R-COM
DATA
CK
I/O

23 24
IC71 : NJM2595M IC93 : L72723M IC24 : M62446AFP
■Control Signal vs. Output Signal (L=VCL,H=VCH, X=L or H)
SW1 SW2 SW3 SW4 SW5 Vout1 Vout2 Vout3
H H Vin1 MUTE Vin1
L H Vin1 MUTE MUTE
LHX X L MUTE MUTE Vin1
H Vin2 Vin2 MUTE
H L X L L MUTE Vin2 MUTE
H Vin3 Vin3 Vin3
H H X L L MUTE Vin3 Vin3
H H Vin4 Vin4 Vin4
H L MUTE Vin4 Vin4
L H Vin4 Vin4 MUTE
H
L
L H
L MUTE Vin4 MUTE
H H Vin5 Vin5 Vin5
H L MUTE Vin5 Vin5
L H Vin5 Vin5 MUTE
H
L
H H
L MUTE Vin5 MUTE
L L X X L MUTE MUTE MUTE
13
9
7
5
3
20k
20k
20k
20k
16 10 14 2
1
15
11
81264
6dB
Amp 75Ω Driver
S3
S2
S4
S1
20k
20k
20k
S5
S6
S7
Vin1
Vin2
Vin3
Vin4
Vin5
SW3 SW4
SW5SW1SW2V+
GND V-
Vout3
Vout2
Vout1
6dB
Amp
6dB
Amp
75Ω
Driver
75Ω
Driver
Pin No. Pin Function I/O Pin circuit type
Reference voltage output (Vdda/2) Output1VREF
Base band (multiplex) signal input Input2 MPXIN
Subcarrier output (filter output) Output5 FLOUT
Subcarrier input (comparator input) Input6CIN
Analog system power supply (+5 V) — —3 Vdda
Analog system ground — —4 Vssa
Crystal element output (4.332 MHz) Output8XOUT
RDS data output Output14 RDDA
RDS clock output (master mode)
RDS clock input (slave mode) I/O15 RDCL
RDS ID/ready output (Active low) Output
—
—
—
—
16 RDS-ID/READY
Digital system power supply (+5 V)11 Vddd
Digital system ground10 Vssd
Test input7TEST
Crystal element input (or external reference signal input)
Input
9 XIN
Readout mode setting (0: master, 1: slave)12 MODE
RDS ID and RAM reset (Active high logic)13 RST
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
OUT4
volume
MCU I/F
OUTPUT
PORT
OUT3
OUT2
OUT1
AVDD
SWin
GNDS
SRin
SLin
GNDC
Cin
GNDR
Rin
GNDL
Lin
BYPASSR
BYPASSL
LTRE
LBASS3
LBASS2
LBASS1
C in Cout
SWout
SLout
SRout
Lout
LATCH DATA CLK
µ-com
interface
Rout
SW in
SL in
SR in
BYPASS1
BYPASS2
L in
R in
DVDD
CLK
DATA
LATCH
DGND
AGND
SWout
SRout
SLout
Cout
Rout
Lout
AVss
CL1
CL2
CR1
CR2
RTRE
RBASS3
RBASS2
RBASS1
34
35
36
37
38
39
40
41
42
33
32
31
30
29
28
27
26
25
24
23
22
volume
volume
volume
tone tone
volume
volume
volume
volume
tone
IC24 : M62446AFP
PIN FUNCTIONS
PIN No. SYMBOL I/O DESCRIPTION
1OUT4 O
2OUT3 O Port Output
3OUT2 O
4OUT1 O
5AVDD - Analog Positive Power Suppoy Port(+6.8V)
7GNDS -
10 GNDC - Connect to analog GND
12 GNDR -
14 GNDL -
6SW IN I
8SR IN I Volume Input Port
9SL IN I
11 C IN I
36 SW OUT O
35 SR OUT O Volume Output Port
34 SL OUT O
33 C OUT O
13 R IN I Tone Input Port
15 L IN I
16 BYPASS R I L,R Volume Input Port(in Bypass Mode)
17 BYPASS L I
31 L OUT O L Output Port
32 R OUT O R Output Port
18 LTRE - Tone Treble Cycle Control Port
25 RTRE -
19 LBASS3 -
24 RBASS3 -
20 LBASS2 - Tone Bass Cycle Control Port
23 RBASS2 -
21 LBASS1 -
26 RBASS1 -
22 CR2 O Tone Output Port
28 CL2 O
27 CR1 I L,R Volume Input Port
29 CL1 I
31 LOUT O L Output Port
32 ROUT O R Output Port
30 AVSS - Analog Negative Power Suppoy Port(-6.8V)
37 AGND - Analog GND
38 DGND - Digital GND
39 LATCH I Latch Input Port
40 DATA I Data Input Port
41 CLK I Clock Input Port
42 DVDD - Digital Power Supply Port(+5V)

2625
9. EXPLODED VIEW AND PARTS LIST
(BK91 / BK92)
25
19
S9
S7
S8
S7
S8
S6
S9
17
18
20
15
23
31
x4
x5
S4
x2
x2
x20
x2
S5
9
N Version
U Version
7
1
2
3
5
6
16
9
8
10
11
12
14
S4
S6
S4
S2
S5
S1
S3
S1
U Version
N Version
N Version
U Version
U Version
21
x2
24
30
28
13
22
29
(BK71)
4
x4
x3 x18
S11
x3 x4
x7
x2
x2
x2
S10 x2
x2
S5 S9
S9
S12 x8
S6 x3
S6
S6 x3
x3
S13
32
34
S2
35
x2
S5
x2
S5
VIDEO PWB
MAIN PWB
FRONT PWB
POWER-2 PWB
POWER-1 PWB
JOG PWB
SW PWB
TACT PWB
TUNER MODULE
F701
RC33
H/PPWB

NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
P.C.B.
NAME POS. NO. VERS. COLOR
PART NO.
(
FOR EUR
)
PART NO.
(
MZ
)
PART NAME DESCRIPTION
1
/
N1B 00M27AW154010 00M27AW154010 KNOB MASTER KNOB
(
BLACK
)
HGK1A089YA
1
/
N1S 00M27AW154030 00M27AW154030 KNOB MASTER KNOB
(
SILVER
)
HGK1A089XA
1
/
U1B ns
p
00M27AW154010 KNOB MASTER KNOB
(
BLACK
)
HGK1A089YA
2
/
N1B 00M13CW248010 00M13CW248010 PANEL FRONT AL PANEL SR4021N BL CKM3A134RC23
2
/
N1S 00M13CW248210 00M13CW248210 PANEL FRONT AL PANEL SR4021N SL CKM3A134RC40
2
/
U1B ns
p
00M13CW248020 PANEL FRONT AL PANEL SR4021U BL CKM3A134QC23
3
/
N1B 00M13CW158010 00M13CW158010 WINDOW FIP WINDOW BL CGU1A306V
3
/
N1S 00M13CW158210 00M13CW158210 WINDOW FIP WINDOW SL CGU1A306U
3
/
U1B ns
p
00M13CW158010 WINDOW FIP WINDOW BL CGU1A306V
4 00M13CW259010 00M13CW259010 BUSHING FIP ORNAMENT CMH1A257
5
/
N1B 00M13CW105020 00M13CW105020 CHASSIS MOLD CHASSIS BL CGW2A358R4ZK92
5
/
N1S 00M13CW105220 00M13CW105220 CHASSIS MOLD CHASSIS SL CGW2A358R6ZG13
5
/
U1B ns
p
00M13CW105020 CHASSIS MOLD CHASSIS BL CGW2A358R4ZK92
6
/
N1B 00M27AW270010 00M27AW270010 BUTTON FUNCTION BUTTON
(
BLACK
)
CBT1A876K92
6
/
N1S 00M27AW270210 00M27AW270210 BUTTON FUNCTION BUTTON
(
SILVER
)
CBT1A876R6G13
6
/
U1B ns
p
00M27AW270010 BUTTON FUNCTION BUTTON
(
BLACK
)
CBT1A876K92
7
/
N1B 00M24AW251010 00M24AW251010 BADGE NEW MZ BADGE CGB1A117
7
/
N1S 00M24AW251020 00M24AW251020 BADGE NEW MZ BADGE SILVER CGB1A117G
7
/
U1B ns
p
00M24AW251010 BADGE NEW MZ BADGE CGB1A117
8 00M27AW355010 00M27AW355010 LENS STANDBY LENS CGL1A216
9ns
p
ns
p
TAPE TAPE HEMELON KHS1A032
10
/
N1B 00M27AW270040 00M27AW270040 BUTTON POWER SW BUTTON
(
BLACK
)
CBC1A146K92
10
/
N1S 00M27AW270240 00M27AW270240 BUTTON POWER SW BUTTON
(
SILVER
)
CBC1A146R6G13
11
/
N1B ns
p
ns
p
BRACKET POWER SW BRACKET CMD1A493
11
/
N1S ns
p
ns
p
BRACKET POWER SW BRACKET CMD1A493
13 00M13CW255010 00M13CW255010 LENS INDICATOR FOR FUNCTION LED CGL1A192
14
/
U1B ns
p
00M27AW270030 BUTTON POWER SW BUTTON TACT
(
BLACK
)
CBT1A877K92
15
/
N1B 00M07BW257010 00M07BW257010 LID TOP COVER
(
BLACK
)
CKC1A155K117
15
/
N1S 00M07BW257210 00M07BW257210 LID TOP COVER
(
SILVER
)
CKC1A155G14
15
/
U1B ns
p
00M07BW257010 LID TOP COVER
(
BLACK
)
CKC1A155K117
16
/
N1B ns
p
ns
p
PWB ASSY FRONT PWB ASSY COP11896B
16
/
N1S ns
p
ns
p
PWB ASSY FRONT PWB ASSY COP11896C
16
/
U1B ns
p
ns
p
PWB ASSY FRONT PWB ASSY COP11896D
17 00M11BW056010 00M11BW056010 BUFFER RUBBER CUSHION KHG1A050
18
/
N1B 00M243W057010 00M243W057010 LEG LEG GOLD/BLACK CKL2A042H11
18
/
N1S 00M243W057210 00M243W057210 LEG LEG FOR SILVER CKL2A042H46
18
/
U1B ns
p
00M243W057010 LEG LEG GOLD/BLACK CKL2A042H11
19 ns
p
ns
p
CHASSIS BOTTOM CHASSIS CUA3A247
20 ns
p
ns
p
HOLDER HOLDER PWB CHE170
21 ns
p
ns
p
HEATSINK MAIN HEATSINK CMY2A198
22 ns
p
ns
p
BRACKET BRACKET PWB AG-D8900 CMD1A417
23 ns
p
ns
p
PWB ASSY MAIN PWB ASSY COP11895B
24
/
N1B 90M-AV000520R 90M-AV000520R TUNER TUNER MODULE
(
EUR
)
CNVKSTM9014MS17
24
/
N1S 90M-AV000520R 90M-AV000520R TUNER TUNER MODULE
(
EUR
)
CNVKSTM9014MS17
24
/
U1B ns
p
90M-AV000530R TUNER TUNER MODULE
(
USA
)
CNVKSTM9014MS07
25
/
N1B ns
p
ns
p
PANEL REAR PANEL SR4021 N CKF3A313Z
25
/
N1S ns
p
ns
p
PANEL REAR PANEL SR4021 N CKF3A313Z
25
/
U1B ns
p
ns
p
PANEL REAR PANEL SR4021 U CKF4A313Z
28
/
N1B ns
p
ns
p
PWB ASSY VIDEO PWB ASSY COP11896B
28
/
N1S ns
p
ns
p
PWB ASSY VIDEO PWB ASSY COP11896C
28
/
U1B ns
p
ns
p
PWB ASSY VIDEO PWB ASSY COP11896D
29
/
N1B 90M-TS002800R 90M-TS002800R TRANSF. # TRANS, POWER
(
ROHS
)
FOR N CLT5U020YE
29
/
N1S 90M-TS002800R 90M-TS002800R TRANSF. # TRANS, POWER
(
ROHS
)
FOR N CLT5U020YE
29
/
U1B ns
p
90M-TS002810R TRANSF. # TRANS, POWER
(
ROHS
)
FOR U CLT5U020YU
30 ns
p
ns
p
BRACKET BRACKET , TRANS CMD1A487
31
/
N1B 90M-ZC000320R 90M-ZC000320R MAINS CORD ! MAINS CORD 2WIRE 10A/250V CJA2B054Z
31
/
N1S 90M-ZC000320R 90M-ZC000320R MAINS CORD ! MAINS CORD 2WIRE 10A/250V CJA2B054Z
32
/
U1B ns
p
90M-ZC000310R MAINS CORD ! MAINS CORD UL 032508/12 CJA2A070Z
34 ns
p
ns
p
TERMINAL TERMINAL , GROUND KMA1A006
35 00M10BW104010 00M10BW104010 RETAINER BRACKET,BASE CMD1A542
BN33 ns
p
ns
p
CORD WIRE, ASS'Y CWZSR4021BN33A
F701
/
N1B 90M-FS001420R 90M-FS001420R FUSE # 3.15A/250V
(
EUR
)
KBA2C3150TLEY
F701
/
N1S 90M-FS001420R 90M-FS001420R FUSE # 3.15A/250V
(
EUR
)
KBA2C3150TLEY
F701
/
U1B ns
p
90M-FS001430R FUSE # SB 6.3A 250V KBA2C6300TLEY
RC33 90M-YJ002690R 90M-YJ002690R TERMINAL ! R-301
(
187-2P
)
10A/250V HJJ8A001Z
90M-FC500030R 90M-FC500030R FERRITE CORE FERRITE RING 29X7.7X19 CLZ9W003Z
ns
p
ns
p
CORD WIRE, ASS'Y CWZSR4021BN33
27

NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
P.C.B.
NAME POS. NO. VERS. COLOR
PART NO.
(
FOR EUR
)
PART NO.
(
MZ
)
PART NAME DESCRIPTION
ns
p
90M-YU002230R FPC 17P FPC 280MM CWC1B2A17A280B
ns
p
90M-YU002240R FPC 13P FPC 150MM CWC1C4A13B150B
PACKING
/
N1B 00M13CW851310 00M13CW851310 USER GUIDE USER GUIDE SR4021 N CQX1A1098Z
/
N1S 00M13CW851310 00M13CW851310 USER GUIDE USER GUIDE SR4021 N CQX1A1098Z
/
U1B ns
p
00M13CW851250 USER GUIDE USER GUIDE SR4021 U CQX1A1099Z
00MZK13CW0010 00MZK13CW0010 UNIT KIT REMOTE CONTROLLER RC4021SR CARTSR4021
NOT STANDARD SPARE PART
ns
p
00M13CW801010 PACKING CASE PACKING CASE SR4021 CPG1A765P
ns
p
00M07BW809010 CUSHION PAD , SNOW
(
L
)
CPS1A671
ns
p
00M07BW809020 CUSHION PAD , SNOW
(
R
)
CPS1A672
ns
p
90M-ZA000200R ANTENNA AM LOOP ANTENNA ASSY CSA3A012Z
/
N1B ns
p
90M-ZA000220R ANTENNA FM 1 POLE ANT CSA1A018Z
/
N1S ns
p
90M-ZA000220R ANTENNA FM 1 POLE ANT CSA1A018Z
/
U1B ns
p
90M-ZA000230R ANTENNA FM 1 POLE ANT
(
UL
)
CSA1A019Z
ns
p
00MYQ01000080 SHORT PLUG PIN , SHORT CJT1A020
28

29
10. SERVICE PROCEDURE
TUNER ALIGNMENT INSTRUCTIONS
TUNER ALIGNMENT INSTRUCTIONS
Necessary Equipments
Necessary Equipments
AM Signal Generator
FM Signal Generator
Oscilloscope
VTVM (AC,DC)
Test loop antenna (AM Adjustment)
Dummy antenna (FM Adjustment)
Distortion analyzer
Alignment Procedure
Alignment Procedure
1. Check the power-source voltage.
2. Set the function switch to the band to be aligned.
3. Keep the input signal as low as possible to adjust accurately.
4. Align the modulation and modulation frequency.
Item
Band
AM
100%(40kHz Dev.) (/A)
400Hz
FM 100%(75kHz Dev.) (/U) 400Hz
Alignment Points
Alignment Points
TUNER MODULE
TUNER MODULE
KST-M9014MS1(0)-70
KST-M9014MS1(0)-70
Modulation Modulation frequency
30%

30
The suppliers and their type numbers of fusible resistors
are as follows;
1. KOA Corporation
Part No. (MJI) Type No. (KOA) Description
00MNH05 ×××140 RF25S × ×××ΩJ (±5% 1/4W)
00MNH05 ×××120 RF50S × ×××ΩJ (±5% 1/2W)
00MNH85 ×××110 RF73B2A × ×××ΩJ (±5% 1/10W)
00MNH95 ×××140 RF73B2E × ×××ΩJ (±5% 1/4W)
2. Matsushita Electronic Components Co., Ltd
Part No. (MJI) Type No. (MEC) Description
00MNF05 ×××140 ERD-2FCJ ×××(±5% 1/4W)
00MRF05 ×××140
00MNF02 ×××140
ERD-2FCG ×××(±2% 1/4W)
00MRF02 ×××140
Examples ;
*Resistance value
0.1Ω.... 001 10Ω....100 1kΩ.... 102 100kΩ....104
0.5Ω.... 005 18Ω....180 2.7kΩ.... 272 680kΩ....684
1
Ω.... 010 100Ω....101 10kΩ.... 103 1MΩ....105
6.8Ω.... 068 390Ω....391 22kΩ.... 223 4.7MΩ....475
PARTS INFORMATION
RESISTORS
1) 00MGD05 × × × 140, Carbon film fixed resistor, ±5% 1/4W
2) 00MGD05 × × × 160, Carbon film fixed resistor, ±5% 1/6W
Examples ;
➀Resistance value
0.1Ω.... 001 10Ω....100 1kΩ.... 102 100kΩ.... 104
0.5Ω.... 005 18Ω....180 2.7kΩ.... 272 680kΩ.... 684
1
Ω.... 010 100Ω....101 10kΩ.... 103 1MΩ.... 105
6.8Ω.... 068 390Ω....391 22kΩ.... 223 4.7MΩ.... 475
Note : Please distinguish 1/4W from 1/6W by the shape of parts
used actually.
CAPACITORS
CERAMIC CAP.
3) 00MDD1 × ×××370, Ceramic capacitor
Disc type
Temp.coeff.P350 〜N1000, 50V
Examples ;
➁Tolerance (Capacity deviation)
±0.25pF......0
±0.5pF......1
±5%......5
✽ Tolerance of COMMON PARTS handled here are as follows :
0.5pF 〜5pF .... ±0.25pF
6pF 〜10pF .... ±0.5pF
12pF 〜560pF .... ±5%
➂Capacity value
0.5pF.... 005 3pF .... 030 100pF.... 101
1pF.... 010 10pF ....100 220pF.... 221
1.5pF.... 015 47pF ....470 560pF.... 561
CERAMIC CAP.
4) 00MDK16 × × × 300, High dielectric constant ceramic
capacitor
Disc type
Temp.chara. 2B4, 50V
Examples ;
➃Capacity value
100pF.... 101 1000pF .... 102 10000pF ....103
470pF.... 471 2200pF .... 222
ELECTROLY CAP. ( )
5) 00MEA ××××××10, Electrolytic capacitor
One-way lead type, Tolerance ±20%
Examples ;
➄Capacity value
0.1µF ....104 4.7µF ....475 100µF ... 107
0.33µF ....334 10µF ....106 330µF ... 337
1µF ....105 22µF ....226 1100µF ... 118
2200µF ... 228
➅Working voltage
6.3V ....006 25V ....025
10V ....010 35V ....035
16V ....016 50V ....050
FILM CAP. ( )
6) 00MDF15 × × × 350 Plastic film capacitor
00MDF15 × × × 310 One-way type, Mylar ±5% 50V
00MDF16 × × × 310 Plastic film capacitor
One-way type, Mylar ±10% 50V
Examples ;
➆Capacity value
0.001µF (1000pF) ......... 102 0.1µF .... 104
0.0018µF ........................ 182 0.56µF .... 564
0.01µF ........................ 103 1µF .... 105
0.015µF ........................ 153
NOTE ON FUSE :
Regarding to all parts of parts code 00MFS20xxx2xx, replace
only with Wickmann-Werke GmbH, Type 372 non glass type
fuse.
➀
}
➁ ➂
Capacity value
Tolerance
➃
Capacity value
Resistance value
➄ ➅
Working voltage
Capacity value
▲▲
➆
Capacity value
NOTE ON SAFETY FOR FUSIBLE RESISTOR :
▲ ▲
▲▲
✽ Resistance value Resistance value
(0.1 −10kΩ)
▲ ▲
✽ Resistance value ✽ Resistance value
ANT. : ANTENNA BATT. : BATTERY
CAP. : CAPACITOR CER. : CERAMIC
CONN. : CONNECTING DIG. : DIGITAL
HP : HEADPHONE MIC. : MICROPHONE
µ-PRO : MICROPROCESSOR REC. : RECORDING
RES. : RESISTOR SPK : SPEAKER
SW : SWITCH TRANSF. : TRANSFORMER
TRIM. : TRIMMING TRS. : TRAMSISTOR
VAR. : VARIABLE X’TAL : CRYSTAL
NOTE ON SAFETY :
Symbol Fire or electrical shock hazard. Only original
parts should be used to replaced any part marked with
symbol . Any other component substitution (other
than original type), may increase risk of fire or electrical
shock hazard.
安全上の注意:
がついている部品は、安全上重要な部品です。必ず
指定されている部品番号の部品を使用して下さい。
ABBREVIATION AND MARKS
}}}
}
}
}
}
}
}
060522 MZ
11. ELECTRICAL PARTS LIST