FIRMWARE UPDATE -4
TX-SR875
Preparation for Update (DSP, all in one)
DSP Update Procedure
1. Press and hold down [DISPLAY] button and then press [STANDBY/ON] button to show Main FW version
when the unit is powered on.
3. Press [Return] button while the target DSP version is displayed. Then, the following message will appear.
4. Play the DSP FW CD-R with the CD player. After playback starts, the messages will change as below.
If playback is finished without the above message, please try again.
Note: Some DVD players are not suitable for this update. If writing results in failure, use another model of player.
DURING WRITING, DO NOT TURN OFF THE POWER and DO NOT DISCONNECT OPTICAL CABLE.
If writing is stopped in the middle, Flash IC may need replacing.
2. Press [Tone +] button while the Main version is displayed. Then, 1st DSP FW version will be displayed.
Writing...
1st DSP
Writing...
2nd DSP
Writing...
3rd DSP
S/PDIF Update..
S/PDIF Update..
S/PDIF Update.. S/PDIF Update..
<e.g.>
<e.g.>
TX-SR805 Rear Panel
After writing of 3rd DSP ends, the message in Step 3 will appear again.
Make sure that no more “Writing...” will appear.
Check Points:
1. “Writing... 1st DSP” was shown.
2. CD player has been playing for more than 1 minutes + 4 seconds and finishes playback.
Clear
The unit is put into the Standby mode.
6. Turn on the unit and confirm the new version number.
RS232
DIGITAL
COAXIAL
OPTICAL
REMOTE
CONTROL
IN 1
IN 1
IN 2
IN IN IN IN
PHONO
ZONE2 R FRONT R
FRONT R
(BTL)
SURR R CENTER
SURR BACK R
CD TAPE AUX 1
GAME/TV
GAME/TV CBL/SAT
CBL/SAT
ARVD/RCV1 XU
VCR/DVR DVD
DVD
GND
IN 2
IN 3
LL
V
V
S
S
RR
ASSIGNABLE
(DVD)
(CBL/SAT)
(VCR/DVR)
(GAME/TV)
(CD)
OUT
HDMI
SIRIUS
XM
IN 1IN 2IN 3IN 4
ASSIGNABLE
OUT
COMPONENT VIDEO
ASSIGNABLE
IN 3
Y
C
B
/P
B
C
R
/P
R
IN 2 IN
1(DVD)
MONITOR
OUT
OUT
IN IN
OUT
IN TNORFNI CENTER
REFOOWBUS
MONITOR
OUT
AM
Bi-AMP
DSP 1st:
SR8051:07601A
Main:
8 1.05/07903A
5. Press [Standby/On] button and see Front Display change as below.
Estimated Time in CD player
0:15 0:30 0:42 0:52 1:04
1. Blank CD-R, PC, CD-R writing software.
2. Writing soft: “CD_SR805123_07601A_07518A_07820B.wav”
(File name depends on the version.)
Store it in a blank CD-R as a music CD in advance.
3. CD player with Optical output terminal.
Note: Some CD players and a lot of DVD players process audio signal
before output. Such players cannot be used for this update.
4. Optical cable.
1. Connect a CD player with the target unit via Optical Input 1.
2. Power on the unit and wait for more than 10 seconds.
A: Hardware and Software
B: First Procedure
(Refer to Page 2 for TX-SR875)
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