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 uthamanuthamantk on July 31st, 2021
No Display Relay Sound Only
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Current Answers
Answer #1: Posted by SonuKumar on July 31st, 2021 8:29 AM
SonuKumar
Member since:
May 9th, 2021 Points: 16,580,200
Member since:
May 9th, 2021 Points: 16,580,200
LEVEL DOWN SELECT ENTER UP>> DOWN SR7300/SR7300OSE Hardware Software Interface (HSI) Spec. CH. RESET RE-EQ CH.
if not working, it should require remapair
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.
Regards,
Sonu
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Related Marantz SR7300 Manual Pages
Marantz AV Receiver IR Remote Code List - Page 1
Receiver
Document Version : 2.01
Date
: 2003/07/01
Number of Page
: 19 SW-A0271-HSI-002 : Rev 02
Marantz
RS232C Control Specification for
SR7300/SR7300OSE
Category
: AV.
Marantz AV Receiver IR Remote Code List - Page 2
... Contents
1. Revision history ...19 Page: 2 / 19
Document Version [2.01]
Table of the transactions ...6 3-3-4. Abbreviations ...3 1-4. Purpose...3 1-2. Transmission data format...5 3-2-1. Status request and Status answer list ...13 3-5-1. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. Overview...3 2-2. Detailed Description ...4 3-1.
Marantz AV Receiver IR Remote Code List - Page 3
...
RS232C Level shift driver - RS232C Level shift driver - Assumptions and Dependencies SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec.
CTS (input) RTS (output... or watch out this product as "This product" after this product. This product is [marantz SR7300/SR7300OSE]. (It's refered to clarify specification for control this product by software or hardware engineers for...
Marantz AV Receiver IR Remote Code List - Page 4
... a transmission. * The slave can do RTS to Host
Host (Controller)
Slave (This product)
RTS
→
CTS
CTS
←
RTS
TxD
→
RxD
RxD
←
TxD
1. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. Connection format 3-1-1. The slave performs the data transmission of the number of required bytes, and ends a transmission. * The host...
Marantz AV Receiver IR Remote Code List - Page 5
...
S tatus answ er
E nd
ID
'@ '
0D h Form1: ACK/NAK
ACK is a reply data from Slave when Slave got an acceptable Request status data from Host. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. Form2: Status answer
Status answers are two kinds of some other data from Slave shown below .
3-2-1-1. Transmission data format...
Marantz AV Receiver IR Remote Code List - Page 6
...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...NAK. *A transaction is a Status request from a finishing of previous transmission of the transactions SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec.
Example of the transactions
RTS
CTS
CTS
RTS
...
Marantz AV Receiver IR Remote Code List - Page 7
... in c o rre c t
NAK Example 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. Page: 7 / 19
Document Version [2.01]
3-3-4. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec.
Marantz AV Receiver IR Remote Code List - Page 8
SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. Command list 3-4-1. Normal Command list
Command POWER
INPUT SELECT
MULTI-CHANNEL INPUT SIGNAL
POWER POWER ON POWER OFF DSS ...
Marantz AV Receiver IR Remote Code List - Page 9
TUNING MEMO/CLR
DIRECT KEY
AUTO-TUNE FREQ. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. UP FREQ.
DOWN PRESET INFO. P-SCAN PRESET UP PRESET DOWN F-DIRECT T-MODE AUTO UP START/STOP AUTO DOWN START/...
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. CH. SEL. LEVEL UP CH. LEVEL DOWN SELECT ENTER UP>> DOWN Page: 11 / 19
Document Version [2.01]
DISP OSD ...
Marantz AV Receiver IR Remote Code List - Page 12
UP FAST
MULTI VOL. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. DOWN FAST
MULTI VOL. Page: 12 / 19
Document Version [2.01]
Multi Room control command as from MULTI ROOM
Command
...
Marantz AV Receiver IR Remote Code List - Page 13
SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. Status request and Status answer list ...01]
3-5. 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:076.0-108.0 AM,MW:520-1710 LW:152-282
TUNER...
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",0x0D)
OSD Status
'O' ("@1?O",0x0D)
TEST TONE Status
'P' ("@1?P",0x0D)
TEST TONE MODE NIGHT MODE MENU
'Q' ("@1?Q",0x0D) 'R' ("@1?R",0x0D) 'S' ("@1?S",0x0D)
Status ...
Marantz AV Receiver IR Remote Code List - Page 15
...$% W-
|
$ bit
|
% bit
|
Bit 3 2
1 0 3 21 0
1 LFE SL SR S L R C
L
C
R
When a bit of CHANNEL STATUS answer character. (about : $%)
(Character $ and % would be '0' to '9' or 'A' to 'F',it sets to 0. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec.
L/R channel status are effective, it will send "@1W1B6",0Dh.
* If all channel status are effective, it will send "@1W146...
Marantz AV Receiver IR Remote Code List - Page 16
SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. 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)
VOLUME SET Status (Multi Room) SLEEP ...
Marantz AV Receiver IR Remote Code List - Page 17
SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. L DISTANCE SURR. Page: 17 / 19
Document Version [2.01]
Request Status CHANNEL LEVEL [ XX: ( 0="10") (+01="11"~+10="20") (-01="09"~ -10="00") (-11="55" ~ -15="51") ]
SPEAKER DISTANCE [ XX: (00～30) (1 foot = "01") (10 feet="10") ]
SPEAKER SIZE
SPEAKER BACK
SPEAKER A SPEAKER B
BILINGUAL
AUDIO...
MAIN
SUB
AUDIO MUTE OFF
AUDIO MUTE ON
...
Marantz AV Receiver IR Remote Code List - Page 18
... of ERROR DETECT status answer character. (about : #$%&)
(Character #, $, % and & would be '0' to '9' or 'A' to 'F', it uses to as hex. Page: 18 / 19
Document Version [2.01]
3-5-2. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec.
Marantz AV Receiver IR Remote Code List - Page 19
...
Owner N.Sakamoto N.Sakamoto
Change description Renewal issued -
Revision history
Rev. modified SpeakerA ON (H1), OFF (H2), Speaker B ON (H3), OFF (H4) commands to Auto Freq. SR7300/SR7300OSE
Hardware Software Interface (HSI) Spec. up /down Start/Stop Added status answers "Not tuned", "Tuned, Scaning" for the statu request for Speaker A,B. - Added the...
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