Appendix
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TX-SR343/444/HT-R494
About Button Action
Use the following expression simplify description button operation.
Example-1 : [TV/CD] + [/ standby] → [BD/DVD]
Means press the [/ standby] at [TV/CD] button is pressed, then both button to speak, [BD/DVD]
button is pressed.
Example-2 : [DISPLAY] + [/ standby] x 2 → [DIMMER] or [RT/PTY/TP]
Means press and hold [/ standby] button two times while pressing the [DISPLAY] button, then
press the [DIMMER] or [RT/PTY/TP] button.
How to check MAIN Checksum
[TONE +] + [ON/STANDBY] x 2 → [ENTER]
How to check FL Tube and LED Operation
[TV] + [ON/STANDBY] → [DIMMER] or [RT/PTY/TP]
How to check Output Sensor & Temperature Sensor
[TONE +] + [ON/STANDBY] x 2 → [TONE]
[例] 001 042 F:x S:H
Initial Setting for Shipping
(Service Information is also cleared.)
Step1
Set the volume level as 25.
Step2
[TONE] + [ON/STANDBY] → [Return] x 2
Display "All Clear" of FL tube and AVR goes standby.
Step3
Unplug the power cord.
Operation Check
Power supply change in the amplifier section
H:High voltage, L:Low voltage
The state of the cooling fan
x:STOP or Not included, L:LOW SPEED, H:HIGH SPEED
TX-SR343 don’t have the cooling fan.
The temperature of the thermal sensor
The level of VOLH
