COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK
OF FIRE AND ELECTRIC SHOCK.
REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED ARTS ARE ACCEPTABLY
INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER.
AV RECEIVER
MODEL HT-R391(B)
North American and Brazilian models ---> “DIMMER”
Asian models ---> “RT/ PTY/ TP”
HT-R391
Ref. No. 4380
022012
Black model for HT-S3500
B MDC, B MDS
B MMK, B MMQ
120V AC, 60Hz
220-240V AC, 50/60Hz
RC-799M
SERVICE PROCEDURE-1
1. Replacing the fuses
This symbol located near the fuse indicates that the
fuse used is slow operating type, For continued protection against
fire hazard, replace with same type fuse, For fuse rating, refer to
the marking adjacent to the symbol.
Ce symbole indique que le fusible utilise est e lent.
Pour une protection permanente, n'utiliser que des fusibles de meme
type. Ce demier est indique la qu le present symbol est apposre.
(U.S.A. model only)
After correcting the original service problem, perform the following safety check before releasing the unit to the customer.
Leakage current Check
Measure the leakage current to a known earth ground (water pipe or conduct etc.) by connecting a leakage current
tester between the earth ground and exposed metal parts of the unit (input/output ground terminals, screw heads or metal overlays etc.).
Plug the power supply cord directly into a 120Vac 60Hz wall socket and turn ON/STANDBY button on.
Any current measured must not exceed 0.5mA.
3. To initialize the unit
1. Press ON/STANDBY button while pressing down VCR/DVR button when the unit is POWER ON, then the FL displays
"CLEAR", and turn to STAND-BY.
Preset memory and each mode stored in the memory, are initialized and will return to the factory settings.
2. Remove power cord from wall outlet.
ON/STANDBY
Clear
VCR/DVR
Stand-by
SERVICE PROCEDURE-2
4. To check version of each Firmware
1. Press ON/STANDBY (Power On)
2. Press DISPLAY + ON/STANDBY.
e.g.
M:1.00/11Z22ALU
3. Press (Tone) ---> Forward
Press
(Tone) ---> Reversed.
(TONE)
e.g.
M:1.00/11Z22ALU
(TONE)
e.g.
D:1.00/11Z05aL
HT-R391
Version of Main Microprocessor displayed
only for 3 seconds.
Version displayed
only for 3 seconds.
Main Microprocessor
(TONE)
DSP
(TONE)
e.g.
O:1.00/11Z02AL
4. Press ON/STANDBY (Power Off).
ON/STANDBY
(TONE)(TONE)
(TONE)
HDMI/Video Microprocessor
(TONE)
DISPLAY
TX-SR313/ HT-R358/391/558/591/ HT-RC430
DEBUG MODE-1
AUDIO DEBUG MODE-1/5
The operations of DSP and DIR etc are able to checked by the information displayed on FL in this debug mode.
This information will help to analysing digital audio no sound trouble.
To set in Debug mode
1. Press and hold down DISPLAY
e.g.
button, then press ON/STANDBY button.
M1.06/12417AE
The version number of microprocessor is displayed
only for 3 seconds.
2. Press +
3. Press DISPLAY
11. Press DISPLAY
(TONE) button while the version number of microprocessor is displayed.
ON/STANDBY
e.g.
button while the version number of DSP is displayed.
e.g.
e.g.
D1.05/12327AEA
4D48K1N 0FFPo0
button.
+ (TONE)
The version number of DSP is displayed
only for 3 seconds.
Refer to “DEBUG MODE-3”
Description of the DSP PORT
(NIC/DEC/SPI Busy/Exec wait)
8. DSP SEQUENCE
00-FE:NotFree
2D:Mute Control
FF:Free
Refer to “DEBUG MODE-4, -5”
Description of the
DSP Sequence
9. DSP DETECT FORMAT
P:PCM(Analog)
D:Dolby Digital
d:DTS
A:AAC
d:DTS
A:AAC
S:DSD
p:DolbyDigital+
T:TrueHD
H:DTSHD High Resolution
M:DTSHD MaterAudio
?:UNKNOWN
10. DSP DECODE OK
o:OK
x:NG
11. Mute
1:Selector
2:Effector
4:DSP
8:DIR
DEBUG MODE-3
AUDIO DEBUG MODE-3/5
Description of the DSP PORT(NIC/DEC/SPI Busy/Exec wait)
TX-SR313/ HT-R358/391/558/591/ HT-RC430
Number of
digits
Number of
Parameters
Display
contents
0
1
2
3
4
5
114131210687432591115
1375426891011
Internal stateInferred state
Stable state
NIC
DEC
NIC+DEC
SPI Busy
SPI Busy + NIC
If the stop remains "1" is indicated, it is possible that there is an abnormality in
the connection between the microcomputer and the NIC.
Please check if the input signal Dolby / DTS / AAC / PCM from Coax or OPT.
If the stop remains “2” is indicated, it is possible that there is an abnormality
in the connection between the DIR and the DSP.
There is a case of "2" for the state to stop or pause playback equipment.
And it is normal.
If the stop remains "3" is indicated, it is possible that there is an abnormality in
the connection between the microcomputer and the NIC.
If the stop in these numbers, it is possible that there is an abnormality in
the connection between the DSP and the microcomputer.
SPI Busy + DEC
6
SPI Busy + NIC + DEC
7
Exec wait
8
Exec wait + NIC
9
Exec wait + DEC
A
Exec wait + NIC+DEC
B
Exec wait + SPI Busy
C
Exec wait + SPI Busy
D
+ NIC
Exec wait + SPI Busy
E
+ DEC
Exec wait + SPI Busy
F
+ NIC + Dec
If you stop at these numbers, please check the DSP Sequence.
DEBUG MODE-4
AUDIO DEBUG MODE-4/5
Description of the DSP Sequence(1/2)
TX-SR313/ HT-R358/391/558/591/ HT-RC430
Number of
digits
Number of
Parameters
Display
contents
Stop at "03"
is indicated.
Stop at "
is indicated.
05"
114131210687432591115
1375426891011
Inferred state
Have not been able to communicate
between the microcontroller and
the DSP.
Have not been able to write from
the boot loader of the DSP.
Possible Causes
1.There is a problem with the connection between the FlashROM and
the DSP, and the SDRAM.
2.Power is not supplied to the DSP.
3.Operation clock is not input to the DSP.
4.Reset port of the DSP is not connected.
5.There is a problem with the line of communication between the
microcontroller and DSP.
6.DSP is broken or Microcomputer.
7.Program has not been successfully written to the Flash ROM. Or the
program is not written.
8.Communication port (such as DIR) other devices are connected to t
he SPI mode is broken short. Terminals are short-circuited.
1.Program is not written correctly to Flash ROM.
2.DSPSDO line of microcomputer is interrupted somewhere.
3.There is a problem with the FlashROM (or SDRAM) of DSP.
4.DSP is broken or Microcomputer.
5.Upper address bus of Flash ROM is not connected properly.
Stop at "
is indicated.
Stop at
"
09 - 0C"
is indicated.
Stop at "
is indicated.
08"
17"
While running the boot loader of DSP,
the main program is not running.
Main program of DSP is not working
properly.
There is a possibility that the power is
turned off during the S / PDIF Update.
1.SDRAM is broken or Flash ROM.
2.Upper address bus of Flash ROM is not connected properly.
3.Program is not written correctly to Flash ROM.
4.There is a possibility that the power is turned off during
the S / PDIF Update.
1.SDRAM is broken or Flash ROM.
2.Upper address bus of Flash ROM is not connected properly.
3.Program is not written correctly to Flash ROM.
4.There is a possibility that the power is turned off during
the S / PDIF Update.
Solution :
Hold down the VCR/ DVR when the power is turned on, press the
On/Standby key. (Clear)
When out of the state of S / PDIF Update, please press the
On/Standby key.
DEBUG MODE-5
AUDIO DEBUG MODE-5/5
Description of the DSP Sequence(2/2)
TX-SR313/ HT-R358/391/558/591/ HT-RC430
Number of
digits
Number of
Parameters
Display
contents
Stop at
“21”, to return to the
previous display after a while.
Format display indicator flashes.
Stop at
"
22-24"
is indicated.
Stop at
30-33"
"
is indicated.
114131210687432591115
1375426891011
Inferred state
Main program of DSP is not working
properly.
main program of DSP is not working
properly.
The audio signal is not input.
main program of DSP is not working
properly.
The audio signal is not input.
Possible Causes
1.SDRAM(or Flash ROM) is broken.
2.Upper address bus of Flash ROM is not connected properly.
3.Program is not written correctly to Flash ROM.
4.Operation clock to the DSP is not a predetermined value.
1.SDRAM(or Flash ROM) is broken.
2.Upper address bus of Flash ROM is not connected properly.
3.Program is not written correctly to Flash ROM.
4.Operation clock to the DSP is not a predetermined value.
5.Audio clock to the DSP is not a predetermined value.
1.SDRAM(or Flash ROM) is broken.
2.Upper address bus of Flash ROM is not connected properly.
3.Program is not written correctly to Flash ROM.
Stop at
"
26-2F"
is indicated.
Stop at "
is indicated.
FF"
DSP settings has failed.
The DSP is functioning properly.
There is no sound even though it is
the display of "
FF".
1.SDRAM(or Flash ROM) is broken.
2.Upper address bus of Flash ROM is not connected properly.
3.Program is not written correctly to Flash ROM.
All settings are completed, DSP has started normal operation.
Refer to “DEBUG MODE-3”
Description of the DSP PORT
(NIC/DEC/SPI Busy/Exec wait)
TX-SR313/ HT-R358/391/558/591/ HT-RC430
DEBUG MODE-6
HDMI DEBUG MODE-1/6
HDMI-related operations can be checked to some extent by displaying HDMI debug mode.
To enter this mode
Hold down DISPLAY
Content of Display
button for 3 seconds. Information display will last for about 8 seconds.
1
Resolution display
Input resolutionOutput resolution
1080i/6 0
1
List of standard resolution
4 8 0i/6 0
4 8 0 p /6 0
1 0 8 0i/6 0
7 2 0 p /6 0
1 0 8 0 p /6 0
2 4 0 p /6 0
# 4 8 0i/6 0
14
1312106874325911
# 5 7 6i/5 0
# 5 7 6 p /5 0
# 2 8 8 p /5 0
1 0 8 0 p /2 4
1 0 8 0 p /2 5
1 0 8 0 p /3 0
V G A
1
14
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1080i/6 0
1312106874325911
5 7 6 p 2 0 0
5 7 6i2 0 0
4 8 0 p /6 0
4 8 0 p 2 4 0
4 8 0i2 4 0
*4 8 0 p /6 0
*5 7 6 p /5 0
14
# 4 8 0 p /6 0
# 2 4 0 p /6 0
5 7 6i/5 0
5 7 6 p /5 0
1 0 8 0i/5 0
7 2 0 p /5 0
1 0 8 0 p /5 0
2 8 8 p /5 0
1 0 8 0i1 0 0
7 2 0 p 1 0 0
5 7 6 p 1 0 0
5 7 6i1 0 0
1 0 8 0i1 2 0
7 2 0 p 1 2 0
4 8 0 p 1 2 0
4 8 0i1 2 0
7 2 0 p /2 4
7 2 0 p /2 5
7 2 0 p /3 07 2 0 p /3 0
DEBUG MODE-7
HDMI DEBUG MODE-2/6
Display of Input resolution
DVI input signal
VGA input signal
No input
Display of Output resolution
TX-SR313/ HT-R358/391/558/591/ HT-RC430
4 8 0I/6 0
1
4 8 0 P /6 0
1
i / p will be capitalized.
V G A
1
Display the ” ” in column 1
U n k n o w n
1
14
1312106874325911
14
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14
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14
1312106874325911
For a video processor
DVI input signal
VGA input signal
RSEN is OFF
EDID_READ is NG
Via VSP
VSP skip
1 0 8 0i/6 0
1
Display the ” ” in column 4
1 0 8 0i/6 0
1
4 8 0I/6 0
1
4 8 0 P /6 0
1
i / p will be capitalized.
4 8 0p /6 0
1
Display the ” ” in column 5
4 8 0p /6 0
1
4 8 0p /6 0
1
14
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14
1312106874325911
14
1312106874325911
14
1312106874325911
14
1312106874325911
14
1312106874325911
Display the ” ” in column 14
#
14
1312106874325911
Display the ” # ” in column 14
Resolution Error
No output
(Signal output destination
can not be found.)
Hot-plug of Sink equipment
can not be detected.
4 8 0p /6 0
1
Display the ” x ” in column 14
x
14
1312106874325911
------
1
14
1312106874325911
O F F
1
14
1312106874325911
DEBUG MODE-8
HDMI DEBUG MODE-3/6
4K Upscaling
Display of input resolution
1 0 8 0i/6 0
1
Display of Output resolution
x
1
List of resolution
p
TX-SR313/ HT-R358/391/558/591/ HT-RC430
14
1312106874325911
/
14
1312106874325911
If the three-digit numbers are refrate
14
131211
3 8 4 0 x 2 1 6
1
3 8 4 0 x 2 1 6
1
3 8 4 0 x 2 1 6
1
4 0 9 6 x 2 1 6
1
Resolution Error
EDID_READ_NG
0 p/3
0 p/2
0 p/2
0 p/2
3 8 4 0 x 2 1 6
1
3 8 4 0 x 2 1 6
1
0
14
1312106874325911
5
14
1312106874325911
4
14
1312106874325911
4
14
1312106874325911
0 p/3
0 p/3
x
0
14
1312106874325911
0
#
14
1312106874325911
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