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FIRMWARE UPDATE -4
Preparation for Update (DSP, all in one)
A: Hardware and Software
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.
B: First Procedure
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.
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.
<e.g.>
M a i n :
8 1 . 0 5 /0 7 9 0 3 A
2. Press [Tone +] button while the Main version is displayed. Then, 1st DSP FW version will be displayed.
<e.g.>
D S P 1 s t :
S R 8 0 5 1 :0 7 6 0 1 A
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.
Estimated Time in CD player
0:15
Wr iti n g . ..
1 st D S P
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.
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.
5. Press [Standby/On] button and see Front Display change as below.
6. Turn on the unit and confirm the new version number.
S /P D IF U p d a t e. .
0:30
S/PDIF Update..
S / P D IF U p d a t e. .
C l e a r
0:42
0:52
W r it ing. . .
S/PD IF U pdate..
2 nd DSP
The unit is put into the Standby mode.
TX-SR875
HDMI
ASSIGNABLE
RS232
IN 4
IN 3
IN 2
IN 1
OUT
XM
COMPONENT VIDEO
ASSIGNABLE
SIRIUS
MONITOR
IN 3
IN 2
IN 1(DVD)
OUT
Y
A
U
X
1
GAME/TV CBL/SAT
V
C
R
D /
V
R
DVD
REMOTE
C
B
/P
B
V
CONTROL
DIGITAL
ASSIGNABLE
COAXIAL
IN 1
S
(DVD)
C
/P
R
R
IN
IN
OUT
IN
IN
IN
IN
OUT
IN
N I
IN 2
(VCR/DVR)
L
L
IN 3
(CBL/SAT)
R
R
OPTICAL
PHONO
CD
TAPE
AUX 1
GAME/TV
CBL/SAT
VCR/DVR
DVD
IN 1
(GAME/TV)
GND
SURR BACK R
ZONE2 R
FRONT R
SURR R
Bi-AMP
IN 2
(CD)
OUT
FRONT R
(BTL)
TX-SR805 Rear Panel
(Refer to Page 2 for TX-SR875)
1:04
W r i t i ng. . .
3rd D SP
AM
MONITOR
OUT
V
S
F
R
O
N
T
CENTER
S
B U
W
O
F O
R E
CENTER
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