MARANTZ SR4300U1B Service Manual

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Service Manual for MARANTZ SR4300U1B, downloadable as a PDF file.

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SR4300
09AW855010 MIT
First Issue 2002.12
Service
Manual
R
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
AV Surround Receiver
TABLE OF CONTENTS
SECTION
PAGE
1. TECHNICAL SPECIFICATIONS ........................................................................... 1
2. WIRING DIAGRAM ............................................................................................... 5
3. BLOCK DIAGRAM ................................................................................................ 7
4. SCHEMATIC DIAGRAM ....................................................................................... 9
5. PARTS LOCATION ............................................................................................. 31
6. IC DATA .............................................................................................................. 45
7. EXPLODED VIEW AND PARTS LIST ................................................................ 51
8. SERVICE PROCEDURE .................................................................................... 55
9. ELECTRICAL PARTS LIST ................................................................................ 58
SR4300
CLEAR
F/P
MODE
TUNING/PRESET
MEMORY
PHONES
SURROUND
AV SURROUND RECEIVER SR4300
STANDBY
POWER ON/OFF
MUTE
S-DIRECT
HT-EQ
DSS/VCR2
DVD
CDR/MD
TAPE
CD
TUNER
TV
A/D
DIMMER
6.1CH-IN
VCR1
UP
VOLUME
DOWN
SR4300 /A1B/A1G/F1N/K1G
/L1G/N1B/N1G/U1B
CLEAR
F/P
MODE
TUNING/PRESET
MEMORY
PHONES
SURROUND
AV SURROUND RECEIVER SR4300
STANDBY
POWER ON / STNDBY
MUTE
S-DIRECT
HT-EQ
DSS/VCR2
DVD
CDR/MD
TAPE
CD
TUNER
TV
A/D
DIMMER
6.1CH-IN
VCR1
UP
VOLUME
DOWN
SR4300 /F/U
SR4300 /A/K/L/N
background image
SR4300
09AW855010 MIT
First Issue 2002.12
Service
Manual
R
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
AV Surround Receiver
TABLE OF CONTENTS
SECTION
PAGE
1. TECHNICAL SPECIFICATIONS ........................................................................... 1
2. WIRING DIAGRAM ............................................................................................... 5
3. BLOCK DIAGRAM ................................................................................................ 7
4. SCHEMATIC DIAGRAM ....................................................................................... 9
5. PARTS LOCATION ............................................................................................. 31
6. IC DATA .............................................................................................................. 45
7. EXPLODED VIEW AND PARTS LIST ................................................................ 51
8. SERVICE PROCEDURE .................................................................................... 55
9. ELECTRICAL PARTS LIST ................................................................................ 58
SR4300
CLEAR
F/P
MODE
TUNING/PRESET
MEMORY
PHONES
SURROUND
AV SURROUND RECEIVER SR4300
STANDBY
POWER ON/OFF
MUTE
S-DIRECT
HT-EQ
DSS/VCR2
DVD
CDR/MD
TAPE
CD
TUNER
TV
A/D
DIMMER
6.1CH-IN
VCR1
UP
VOLUME
DOWN
SR4300 /A1B/A1G/F1N/K1G
/L1G/N1B/N1G/U1B
CLEAR
F/P
MODE
TUNING/PRESET
MEMORY
PHONES
SURROUND
AV SURROUND RECEIVER SR4300
STANDBY
POWER ON / STNDBY
MUTE
S-DIRECT
HT-EQ
DSS/VCR2
DVD
CDR/MD
TAPE
CD
TUNER
TV
A/D
DIMMER
6.1CH-IN
VCR1
UP
VOLUME
DOWN
SR4300 /F/U
SR4300 /A/K/L/N
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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. 6500.
In case of difficulties, do not hesitate to contact the Technical
Department at above mentioned address.
020816MIT
SUPERSCOPE TECHNOLOGIES, INC.
USA
MARANTZ AMERICA, INC
1100 MAPLEWOOD DRIVE
ITASCA, IL. 60143
USA
PHONE : 630 - 741 - 0300
FAX
: 630 - 741 - 0301
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 8744, BUILDING SILVERPOINT
BEEMDSTRAAT 11, 5653 MA EINDHOVEN
THE NETHERLANDS
PHONE : +31 - 40 - 2507844
FAX
: +31 - 40 - 2507860
TECHNICAL AUDIO GROUP PTY, LTD
558 DARLING STREET,
BALMAIN, NSW 2041,
AUSTRALIA
PHONE : 61 - 2 - 9810 - 5300
FAX
: 61 - 2 - 9810 - 5355
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 : +64 - 9 - 8451958
FAX
: +64 - 9 - 8463554
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
: +60 - 3 - 7954 7088
AMERICAS
MARANTZ PROFESSIONAL PRODUCTS
2640 WHITE OAK CIRCLE, SUITE A
AURORA, ILLINOIS 60504 USA
PHONE : 630 - 820 - 4800
FAX
: 630 - 820 - 8103
AUSTRALIA
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 DISTRIBUTION PTE LTD
130 JOO SENG ROAD
#03-02 OLIVINE BUILDING
SINGAPORE 368357
PHONE : +65 6858 5535 / +65 6381 8621
FAX
: +65 6858 6078
HONG KONG
Jolly ProAudio Broadcast Engineering Ltd.
UNIT 2, 10F, WAH HUNG CENTRE,
41 HUNG TO ROAD, KWUN TONG, KLN.,
HONG KONG
PHONE : 852 - 21913660
FAX
: 852 - 21913990
CANADA
LENBROOK INDUSTRIES LIMITED
633 GRANITE COURT,
PICKERING, ONTARIO L1W 3K1
CANADA
PHONE : 905 - 831 - 6333
FAX
: 905 - 831 - 6936
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1
1. TECHNICAL SPECIFICATIONS
FM TUNER SECTION
Frequency Range ........................................................................................................................................... 76.0 - 90.0 MHz(/F)
............................................................................................................................... 87.5 - 108.0 MHz(/K/L/N/U)
Usable Sensitivity ........................................................................................................................................... IHF 1.8 µV/16.4 dBf
Signal to Noise Ratio ................................................................................................................................ Mono/Stereo 76/72 dB
Distortion ................................................................................................................................................... Mono/Stereo 0.2/0.3 %
Stereo Separation ...................................................................................................................................................... 1 kHz 45 dB
Alternate Channel Selectivity ........................................................................................................................ ± 400 kHz 60 dB(/F)
............................................................................................................... ± 300 kHz 60 dB(/K/L/N/U)
Image Rejection ................................................................................................................................................ 83 MHz 70 dB(/F)
...................................................................................................................................... 98 MHz 70 dB(/K/L/N/U)
Tuner Output Level ................................................................................................................. 1 kHz, ± 75 kHz Dev800 mV(/F/U)
.............................................................................................................. 1 kHz, ± 40 kHz Dev800 mV(/K/L/N)
AM TUNER SECTION
Frequency Range .................................................................................................................................. 531 - 1602 kHz(/F/K/L/N)
............................................................................................................................................ 520 - 1710 kHz(/U)
Signal to Noise Ratio ........................................................................................................................................................... 50 dB
Usable Sensitivity .................................................................................................................................................. Loop 500 µV/m
Distortion ............................................................................................................................................ 1 kHz, 30 % Mod. 0.5 %(/F)
............................................................................................................................... 400 Hz, 30 % Mod. 0.5 %(/K/L/N/U)
Selectivity ........................................................................................................................................................ ± 20 kHz 70 dB(/F)
.............................................................................................................................................. ± 18 kHz 70 dB(/K/L/N/U)
AUDIO SECTION
Power Output (20Hz - 20kHz / THD=0.08%)
Front L&R ................................................................................................................................................................. 8
80 W/Ch
Center ...................................................................................................................................................................... 8
80 W/Ch
Surround L&R .......................................................................................................................................................... 8
80 W/Ch
Surround Back ......................................................................................................................................................... 8
80 W/Ch
Front L&R ................................................................................................................................................................. 6
95 W/Ch
Center ...................................................................................................................................................................... 6
95 W/Ch
Surround L&R ........................................................................................................................................................... 6
95 W/Ch
Surround Back .......................................................................................................................................................... 6
95 W/Ch
Maximum Power Output (1kHz / JEITA)
Front L&R ............................................................................................................................................................... 6
125 W/Ch
Center .................................................................................................................................................................... 6
125 W/Ch
Surround L&R ........................................................................................................................................................ 6
125 W/Ch
Surround Back ....................................................................................................................................................... 6
125 W/Ch
Input Sensitivity/Impedance ................................................................................................................................... 215 mV/ 47 k
Signal to Noise Ratio (Analog Input/Source Direct) ............................................................................................................. 95 dB
Frequency Response
(Analog Input/Source Direct) ......................................................................................................................... 8 Hz - 70 kHz(±3dB)
(Digital Input/96kHz PCM) ............................................................................................................................ 8 Hz - 45 kHz(±3dB)
VIDEO SECTION
Television Format ....................................................................................................................................................... NTSC(/F/U)
............................................................................................................................................. NTSC/PAL(/K/L/N)
Input Level/Impedance .............................................................................................................................................. 1 Vp-p/ 75
Output Level/Impedance ........................................................................................................................................... 1 Vp-p/ 75
Video Frequency Response ......................................................................................................................... 5 Hz - 8 MHz (- 1 dB)
Signal to Noise Ratio ........................................................................................................................................................... 60 dB
GENERAL
Power Requirement .................................................................................................................................. AC 100 V 50/60 Hz(/F)
.................................................................................................................................. AC 220 V 50/60 Hz(/K)
........................................................................................................................................ AC 110 V 60 Hz(/L)
....................................................................................................................................... AC 230 V 50 Hz(/N)
....................................................................................................................................... AC 120 V 60 Hz(/U)
Power Consumption ....................................................................................................................................................... 320 W(/F)
............................................................................................................................................ 325 W(/K/L/N/U)
Weight ................................................................................................................................................................ 12.5 Kg(27.6 lbs)
ACCESSORIES
Remote Control Unit RC4300SR ................................................................................................................................................. 1
AAA-size batteries ....................................................................................................................................................................... 2
FM Antenna ................................................................................................................................................................................. 1
AM Loop Antenna ........................................................................................................................................................................ 1
AC Power Cord ............................................................................................................................................................................ 1
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2
The relation between the selected surround mode and the input signal
The surround mode is selected with the surround mode knob on SR4300 or the remote control unit. However, the sound you hear is subject to the
relationship between the selected surround mode and input signal. That relationship is as follows;
Surround Mode Input Signal
Decoding
Output Channel
Front information display
L/R C
SL
SB SW
Dot matrix display
Signal format indicators
Channel status
SR
AUTO
Dolby Surr. EX
Dolby Digital EX
OOO
O O
DOLBY D EX
DIGITAL, EX
L, C, R, SL, SR, S, LFE
Dolby D (5.1ch)
Dolby Digital 5.1
OOO
-
O
DOLBY D
DIGITAL
L, C, R, SL, SR, LFE
Dolby D (2ch)
Dolby Digital 2.0
O
----
DOLBY
D
DIGITAL
L, R
Dolby D (2ch Surr) Pro Logic movie
OOO
-
-
DOLBY PL II MV
DIGITAL ,
SURROUND
L, R, S
DTS-ES
DTS-ES
OOO
O O
DTS ES
dts , ES
L, C, R, SL, SR, S, LFE
DTS (5.1ch)
DTS 5.1
OOO
-
O
DTS
dts
L, C, R, SL, SR, LFE
PCM (Audio)
PCM (Stereo)
O
----
STEREO
PCM
L, R
PCM 96kHz
PCM (96kHz Stereo)
O
----
STEREO
PCM, 96kHz
L, R
Analog
Stereo
O
----
STEREO
ANALOG
-
S-DIRECT
Dolby D Surr. EX
Dolby Digital EX
OOO
O O
DOLBY D EX
DIGITAL, EX
L, C, R, SL, SR, S, LFE
Dolby D (5.1ch)
Dolby Digital 5.1
OOO
-
O
DOLBY D
DIGITAL
L, C, R, SL, SR, LFE
Dolby D (2ch)
Dolby Digital 2.0
O
----
DOLBY
D
DIGITAL
L, R
Dolby D (2ch Surr) Pro Logic movie
OOO
-
-
DOLBY PL II MV
DIGITAL ,
SURROUND
L, R, S
DTS-ES
DTS-ES
OOO
O O
DTS ES
dts , ES
L, C, R, SL, SR, S, LFE
DTS (5.1ch)
DTS 5.1
OOO
-
O
DTS
dts
L, C, R, SL, SR, LFE
PCM (Audio)
PCM (Stereo)
O
----
STEREO
PCM
L, R
PCM 96kHz
PCM (96kHz Stereo)
O
----
STEREO
PCM, 96kHz
L, R
Analog
Stereo
O
----
STEREO
ANALOG
-
EX/ES
Dolby D Surr. EX
Dolby Digital EX
OOO
O O
DOLBY D EX
DIGITAL, EX
L, C, R, SL, SR, S, LFE
Dolby D (5.1ch)
Dolby Digital EX
OOO
O O
DOLBY D EX
DIGITAL
L, C, R, SL, SR, LFE
DTS-ES
DTS-ES
OOO
O O
DTS ES
dts , ES
L, C, R, SL, SR, S, LFE
DTS (5.1ch)
DTS-ES
OOO
O O
DTS ES
dts
L, C, R, SL, SR, LFE
DOLBY
Dolby D Surr. EX
Dolby Digital 5.1
OOO
-
O
DOLBY D
DIGITAL, EX
L, C, R, SL, SR, S, LFE
(PL MOVIE)
Dolby D (5.1ch)
Dolby Digital 5.1
OOO
-
O
DOLBY PLII MS
DIGITAL
L, C, R, SL, SR, LFE
(PL MUSIC)
Dolby D (2ch)
Pro Logic
OOO
-
-
DOLBY PL
DIGITAL
L, R
(PRO LOGIC)
Dolby D (2ch Surr) Pro Logic
OOO
-
-
or DOLBY PLII MV
DIGITAL ,
SURROUND
L, R, S
PCM (Audio)
Pro Logic
OOO
-
-
or DOLBY PLII MS
PCM
L, R
Analog
Pro Logic
OOO
-
-
ANALOG
-
DTS
DTS-ES
DTS 5.1
OOO
-
O
DTS ES
dts , ES
L, C, R, SL, SR, S, LFE
(Neo:6 Cinema) DTS (5.1ch)
DTS 5.1
OOO
-
O
DTS
dts
L, C, R, SL, SR, LFE
(Neo:6 Music)
PCM (Audio)
Neo:6
OOO
O
-
NEO 6 CINEMA
PCM
L, R
Analog
Neo:6
OOO
O
-
or NEO 6 MUSIC
ANALOG
L, R
CS CINEMA
PCM (Audio)
CS
OOO
O O
CSII CINEMA
PCM
L, R
CS MUSIC
Analog
CS
OOO
O O
or CSII MUSIC
ANALOG
-
CS MONO
or CSII MONO
STEREO
Dolby Surr. EX
Stereo
O
---
O
STEREO
DIGITAL, EX
L, C, R, SL, SR, S, LFE
Dolby D (5.1ch)
Stereo
O
---
O
STEREO
DIGITAL
L, C, R, SL, SR, LFE
Dolby D (2ch)
Stereo
O
----
STEREO
DIGITAL
L, R
Dolby D (2ch Surr) Stereo
O
----
STEREO
DIGITAL ,
SURROUND
L, R, S
DTS-ES
Stereo
O
---
O
STEREO
dts , ES
L, C, R, SL, SR, S, LFE
DTS (5.1ch)
Stereo
O
---
O
STEREO
dts
L, C, R, SL, SR, LFE
PCM (Audio)
Stereo
O
----
STEREO
PCM
L, R
PCM 96kHz
Stereo
O
----
STEREO
PCM, 96kHz
L, R
Analog
Stereo
O
----
STEREO
ANALOG
-
VIRTUAL
Dolby Surr. EX
Virtual
O
----
VIRTUAL
DIGITAL, EX
L, C, R, SL, SR, S, LFE
Dolby D (5.1ch)
Virtual
O
----
VIRTUAL
DIGITAL
L, C, R, SL, SR, LFE
Dolby D (2ch)
Virtual
O
----
VIRTUAL
DIGITAL
L, R
Dolby D (2ch Surr) Virtual
O
----
VIRTUAL
DIGITAL ,
SURROUND
L, R, S
DTS-ES
Virtual
O
----
VIRTUAL
dts , ES
L, C, R, SL, SR, S, LFE
DTS (5.1ch)
Virtual
O
----
VIRTUAL
dts
L, C, R, SL, SR, LFE
PCM (Audio)
Virtual
O
----
VIRTUAL
PCM
L, R
Analog
Virtual
O
----
VIRTUAL
ANALOG
-
MULTI CH ST
Dolby Surr. EX
Dolby Digital EX
OOO
O O
M-CH STEREO
DIGITAL, EX
L, C, R, SL, SR, S, LFE
Dolby D (5.1ch)
Dolby Digital 5.1
OOO
-
O
M-CH STEREO
DIGITAL
L, C, R, SL, SR, LFE
Dolby D (2ch)
Multi Channel Stereo
OOO
-
-
M-CH STEREO
DIGITAL
L, R
Dolby D (2ch Surr) Multi Channel Stereo
OOO
-
-
M-CH STEREO
DIGITAL ,
SURROUND
L, R, S
DTS-ES
DTS-ES
OOO
O O
M-CH STEREO
dts , ES
L, C, R, SL, SR, S, LFE
DTS (5.1ch)
DTS 5.1
OOO
-
O
M-CH STEREO
dts
L, C, R, SL, SR, LFE
PCM (Audio)
Multi Channel Stereo
OOO
-
-
M-CH STEREO
PCM
L, R
Analog
Multi Channel Stereo
OOO
-
-
M-CH STEREO
ANALOG
-
DSP SURROUND
PCM (Audio)
DSP
OOO
-
-
MOVIE
PCM
L, R
(MOVIE)
Analog
DSP
OOO
-
-
or HALL
ANALOG
-
(HALL)
or STADIUM
(STADIUM)
or MATRIX
(MATRIX)
L/R = Front Left and Right speakers
C = Center speaker
SL/SR = Surround Left and Right speakers
SB = Surround back speaker
SW = Sub woofer speaker
Dolby Surr.EX: Dolby Digital stream with Surround EX flag
DTS-ES: DTS digital stream with ES flag.
Dolby D(2ch Surr) : 2channel Dolby Digital stream with Dolby Surround flag
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3
Bass signal output from Sub Woofer terminal for SR4300
*Stereo decode : SPK SETUP - BASS MIX : BOTH set
SPK setup
SubWoofer Output by Decoded mode
Sub
Surr.
Surr.B
DD EX
Dolby(AC-3
PL
,Neo
2ch)
6
CS
Stereo
Virtual
Woofer
L/R
(L/R)
DTS mES,dES
DTS
(PCM:Auto )
(Main spk L fix)
Yes
Large
Large
Large
Large
LFE
LFE
none
L+R
L+R
no output
None
no suuround mode
Small
Small
LFE+SL+SR+Sb
LFE+SL+SR
None
no suuround mode
None (prohibit) no suuround mode
LFE
Small
Large
Large
LFE+C
LFE+C
C
L+R
L+R
no output
None
no suuround mode
Small
Small
LFE+C+SL+SR+Sb
LFE+C+SL+SR
None
no suuround mode
None (prohibit) no suuround mode
LFE+C
None
Large
Large
LFE
LFE
none
L+R
L+R
no output
None
no suuround mode
Small
Small
LFE+SL+SR+Sb
LFE+SL+SR
None
no suuround mode
None (prohibit) no suuround mode
LFE
Small
Large
Large
Large
LFE+L+R
LFE+L+R
L+R
L+R
L+R
no output
None
no suuround mode
Small
Small
LFE+L+R+SL+SR+Sb
LFE+L+R+SL+SR
None
no suuround mode
None (prohibit) no suuround mode
LFE+L+R
Small
Large
Large
LFE+L+R+C
LFE+L+R+C
L+R+C
L+R
L+R
no output
None
no suuround mode
Small
Small LFE+L+R+C+SL+SR+Sb LFE+L+R+C+SL+SR
None
no suuround mode
None (prohibit) no suuround mode
LFE+L+R+C
None
Large
Large
LFE+L+R
LFE+L+R
L+R
L+R
L+R
no output
None
no suuround mode
Small
Small
LFE+L+R+SL+SR+Sb
LFE+L+R+SL+SR
None
no suuround mode
None (prohibit) no suuround mode
LFE+L+R
None
Front Center
No output

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