Appendix
5 4 3
2
1
6
D
C
A
B
D
C
A
B
5 4 3
2
1
6
TX-SR343/444/HT-R494
Service Information Mode
Displaying Service information
This service information display system is helpful in analyze the status when the unit goes into
Protect mode and is powered off. Pay attention that the status will change if a button is pushed.
How to enter to service information mode.
Step1 : Set the volume level as 25.
Step2 : [TONE+] + [ON/STANDBY] x 2
Step3 : [SETUP]
Step4 : [SETUP]
To exit the service information mode.
[ON/STANDBY]
(REF.: To initialize the data in the service information.)
[RETURN]
Listening Mode Code List
Service Information Mode
Protect Data CLR
Normal display
M1.xx / xxxxxALA
The version of main microprocessor.
(displayed only for 3 seconds)
- 8 0 F 2 7 D D
Power off Cause
T : Thermal Protect
V : Voltage Protect
I : Current Protect
- : Other
Temperature
: xx F or xx C
Volume Level
Listening Mode
Please see the “Listening Mode
code list” on the right.
01: 23 10h
Information Displayed
(Record this Information)
Time after Power on
xx : xx
Time after Power on
xx : xx