Marantz SR7300 Support Question
Marantz SR7300 Support Question
Find answers below for this question about Marantz SR7300.Need a Marantz SR7300 manual? We have 1 online manual for this item!
Question posted by trevorjude67 on July 26th, 2021
No Power Supply Only A Flickering Sound Inside When The Amp Is On
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Current Answers
Answer #1: Posted by SonuKumar on July 26th, 2021 8:39 AM
SonuKumar
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May 9th, 2021 Points: 16,622,780
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https://www.youtube.com/watch?v=QRlAhG0HYfg
https://www.fixya.com/support/t161521-receiver_will_not_turn
repaired need for mother board !!
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"Accept my work" -Sonu Kumar
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Please respond to my effort to provide you with the best possible solution by using the "Acceptable Solution" and/or the "Helpful" buttons when the answer has proven to be helpful.
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Related Marantz SR7300 Manual Pages
Marantz AV Receiver IR Remote Code List - Page 1
SW-A0271-HSI-002 : Rev 02
Marantz
RS232C Control Specification for
SR7300/SR7300OSE
Category
: AV. Receiver
Document Version : 2.01
Date
: 2003/07/01
Number of Page
: 19
Marantz AV Receiver IR Remote Code List - Page 2
...Special Status request and Status answer list 18
4. Overview...3 2-2. Assumptions and Dependencies ...3
3. Status request and Status answer list ...13 3-5-1. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. Purpose...3 1-2. Interface connecter specification of successful handshaking 7 3-3-4-2. Detailed Description ...4 3-1. Transmission data format...5 3-2-1. Data...
Marantz AV Receiver IR Remote Code List - Page 3
.... TxD (output)
RxD (input) N.C. RS232C Level shift driver -
Block Diagram
HOST (Controller)
RS232C cable (straight)
SLAVE (This product)
Connector D-SUB (9pin, male)
2-3.
SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. Global Description 2-1. CTS (input) RTS (output) N.C.
D-Sub Pin 1
2
3 4 5 6 7 8 9
Connecter
RS232C D-SUB (9pin,male)
2-4. References
2. RS232C...
Marantz AV Receiver IR Remote Code List - Page 4
... for disable data transmission from Host to Host
Host (Controller)
Slave (This product)
RTS
→
CTS
CTS
←
RTS
TxD
→
RxD
RxD
←
TxD
1. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. Page: 4 / 19
Document Version [2.01]
3. Data transmission sequence from a slave.
3-1-1-2. Data transmission sequence from TxD. 2. Detailed Description
The...
Marantz AV Receiver IR Remote Code List - Page 5
... are two kinds of transmission data form from Host.
Form2: Status answer
Status answers are two kinds of transmission data form from Slave shown below .
3-2-1-1. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. Page: 5 / 19
Document Version [2.01]
3-2. Transmission data format
3-2-1. Transmission data format from Host to set the ID.)
Request character...
Marantz AV Receiver IR Remote Code List - Page 6
... a Status request from the Host. * The Host must not transmit an another Command or Status request until "it receives a answer by a previous Command or Status request" or "it passes one second from Host then the Slave will ....
3-3-2. Page: 6 / 19
Document Version [2.01]
3-3.
The transaction sequences and the regulations 3-3-1. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec.
Marantz AV Receiver IR Remote Code List - Page 7
Example of the handshaking flowchart 3-3-4-1. Page: 7 / 19
Document Version [2.01]
3-3-4. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. Examples of successful handshaking
HOST Com m and
SLAVE
Com m and a c c e p ta b le
ACK
S ta tu s re q u e st
3-3-4-2. Example of ...
Marantz AV Receiver IR Remote Code List - Page 8
Normal Command list
Command POWER
INPUT SELECT
MULTI-CHANNEL INPUT SIGNAL
POWER POWER ON POWER OFF DSS TV LD DVD VCR1 VCR2／DVD-R AUX1 AUX2 DVD-R CD TAPE CD-R FM AM MW LW ...",0x0D "@1Bl",0x0D "@1Bm",0x0D "@1Bn",0x0D "@1Bo",0x0D "@1Bp",0x0D "@1Bq",0x0D
"@1Br",0x0D
Page: 8 / 19
Document Version [2.01]
3-4. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. Command list 3-4-1.
Marantz AV Receiver IR Remote Code List - Page 9
...",0x0D "@1Ed",0x0D "@1Ee",0x0D "@1Ef",0x0D "@1Eg",0x0D "@1Eh",0x0D "@1Ei",0x0D "@1Ej",0x0D TUNING MEMO/CLR
DIRECT KEY
AUTO-TUNE FREQ. UP FREQ. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. UP FREQ.
Marantz AV Receiver IR Remote Code List - Page 10
...",0x0D "@1H1",0x0D "@1H2",0x0D "@1H3",0x0D "@1H4",0x0D "@1I0",0x0D "@1I1",0x0D "@1I2",0x0D "@1I3",0x0D "@1I4",0x0D "@1I5",0x0D "@1I6",0x0D "@1J0",0x0D SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. Page: 10 / 19
Document Version [2.01]
Command
SURROUND MODE
VOLUME
TONE SLEEP MODE MUTE VIDEO MUTE ATT TEST TONE...
Marantz AV Receiver IR Remote Code List - Page 11
SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. SEL. CH.
Page: 11 / 19
Document Version [2.01]
DISP OSD MENU
CURSOL
RDS VOLUME RESET RE-EQ CHANNEL SELECT ...
Marantz AV Receiver IR Remote Code List - Page 12
... "@1Lg",0x0D "@1Lh",0x0D "@1LIi,0x0D "@1Lj",0x0D "@1Lk",0x0D "@1Ll",0x0D "@1Lm",0x0D "@1Ln+05",0x0D "@1Lo",0x0D "@1Lp",0x0D "@1Lq",0x0D "@1Lr",0x0D SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec.
Page: 12 / 19
Document Version [2.01]
Multi Room control command as from MULTI ROOM
Command
MULTI ROOM ON/OFF...
Marantz AV Receiver IR Remote Code List - Page 13
Normal Status request and Status answer list
Request Status POWER Status
Char. & Sample 'A' ("@1?A",0x0D)
VIDEO INPUT
'B' ("@1?B",0x0D)
AUDIO INPUT
'C' ("@1?C",0x0D)
INPUT MODE
'D' ("@1?D",0x0D)
'E' ("@1?E",0x0D)
TUNER FFREQUENCY FM:...Status request and Status answer list 3-5-1. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. Page: 13 / 19
Document Version [2.01]
3-5.
Marantz AV Receiver IR Remote Code List - Page 14
SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec.
Page: 14 / 19
Document Version [2.01]
Request Status
Char. & Sample
SURROUND MODE 'L' ("@1?L",0x0D)
SLEEP TIMER Status 'M' ("@1?M",0x0D)
DISPLAY Status
'N' ("@1?N",...
Marantz AV Receiver IR Remote Code List - Page 15
... will send "@1W1B6",0Dh.
* If all channel status are effective, it will send "@1W1FF",0Dh.
* If all channel status are only effective, it sets to 1.
SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec.
Marantz AV Receiver IR Remote Code List - Page 16
... 19
Document Version [2.01]
Request Status MULTIROOM Status
Char. & Sample 'X' ("@1X?",0x0D)
VIDEO INPUT (Multi Room)
'Y' ("@1?Y",0x0D)
AUDIO INPUT (Multi Room)
'Z' ("@1?Z",0x0D)
TUNER FREQUENCY (Multi Room)
'a' ("@1?a",0x0D)
TUNER PRESET (Multi Room)
VOLUME Status (Multi Room)...(XX=00) Not available VOL .XXX(-90～+99) MAX. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec.
Marantz AV Receiver IR Remote Code List - Page 17
SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec.
OFF BACK LAGE BACK SMALL BACK OFF BACK 1ch BACK 2ch BACK NONE
SPEAKER A OFF
SPEAKER A ON
SPEAKER B OFF
SPEAKER B ON
MAIN+SUB
MAIN
SUB
AUDIO MUTE OFF
AUDIO...30) (1 foot = "01") (10 feet="10") ]
SPEAKER SIZE
SPEAKER BACK
SPEAKER A SPEAKER B
BILINGUAL
AUDIO MUTE VIDEO MUTE
Char. & Sample "i0" ("@1?i0", 0x0D) "i1" ("@1?i1", 0x0D) "i2" ...
Marantz AV Receiver IR Remote Code List - Page 18
...
* & : Bit ErrorName 3 EEPROM IF ERROR 2 DSP CODE ERROR 1 RS２３２C ERROR
0 POWER ５V ERROR
ERROR 1 1 1
1
SAFE 0 0 0
0
ex.) * If the POWER 5V ERROR only occurs that will send ["@1m08081",0x0D]. * If the RS232C ERROR only occurs that will send ["@1m08082... & would be '0' to '9' or 'A' to 'F', it uses to as hex.
SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec.
Marantz AV Receiver IR Remote Code List - Page 19
..., I3, I4. Added the commands for Speaker A,B. -
Revision history
Rev. Added the commands for "OSD ON/OFF". - Page: 19 / 19
Document Version [2.01]
4. Auto Freq. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec.
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