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2 filament tape 

3 ferrite core (FC1)

1 cushion (ferrite core)

7 cushion (wire)

9 bracket (AC)

7 cushion (wire)

8 claw

8 claw

0 AC inlet (2P) 

4 Draw out the AC inlet block

5 AC inlet 

1 two tapping 

u 8)

3 two tapping 

u 8)

2 sealing plate (AC) block

6 cushion (E)

Note: Lay a soft piece of cloth under the unit 
 

to avoid damaging the top panel.

Rear of the unit

Place your hand as illustrated below to display the function but-
tons. To display quickly, touch the center of the top panel.

1. Firmware version display
It can check the fi rmware version.

Procedure:
1.  Touch the [?/1] button to turn the power on.
2.  While pressing the [WPS] button, touch the [VOL –] button.
3.  Touch the [AUDIO IN] → [    PAIRING] → [VOL –] button 

in order (in less than 3 seconds).

4. It 

enters 

the 

system 

fi rmware version display mode, the [?/1] 

indicator lights off and the [AUDIO IN] indicator blinks.

Button input settings under operation of fi rmware ver-
sion display mode:
• 

Touch the [AUDIO IN] button.

 System 

fi rmware version display mode ([AUDIO IN] indicator 

blinks)

• 

Touch the [NETWORK] button.

 WiFi 

module 

fi rmware version display mode ([NETWORK] 

indicator blinks)

• 

Touch two buttons of [    PAIRING] and [VOL +] simultaneously.

 Bluetooth 

module 

fi rmware version display mode ([    PAIR-

ING] indicator blinks)

• 

Touch the [    PAIRING] button.

 

The major version in each fi rmware version display mode is 
displayed.

• 

Touch the [VOL –] button.

 

The minor version (upper) in each fi rmware version display 
mode is displayed.

• 

Touch the [VOL +] button.

 

The minor version (lower) in each fi rmware version display 
mode is displayed.

Each fi rmware version is shown by the blinking frequency of the 
[?/1] indicator.

Example: When the version is “1.23”
When touching the [    PAIRING] button, the [?/1] indicator 
blinks 1 time (cycle of the 1 second).
When touching the [VOL –] button, the [?/1] indicator blinks 2 
times (cycle of the 1 second).
When touching the [VOL +] button, the [?/1] indicator blinks 3 
times (cycle of the 1 second).

2. WiFi module channel setting display
It can check the channel setting of the WiFi module.

Procedure:
1.  While entering the any fi rmware version display mode, touch 

the two buttons of [NETWORK] and [AUDIO IN] simultane-
ously.

2.  It enters the WiFi module channel setting display mode, the 

[NETWORK] and [LINK] indicators blink.

3.  When touching the [VOL +] button, channel setting of the 2.4 

GHz band is shown by the blinking (cycle of the 1 second) 
frequency of the [?/1] indicator.

4.  When touching the [VOL –] button, channel setting of the 5 

GHz band is shown by the blinking (cycle of the 1 second) 
frequency of the [?/1] indicator.

1

1 – 13 ch

36 – 165 ch

2

–

36 – 116 ch,

132 – 165 ch

3

1 – 11 ch

–

4

–

149 – 161 ch

5

–

–

6

–

36 – 140 ch

7

–

36 – 64 ch,

149 – 165 ch

3. Releasing method
Touch the [?/1] button to turn the power off.

It can check the RF reception level at the time of wireless LAN 
connection.

Necessary Equipment:
• Access point supporting WPS

Procedure:
1.  Touch the [?/1] button to turn the power on, and check that the 

[LINK] indicator lights off.

2.  Press and hold the [WPS] button for about 2 seconds until the 

beep sound occurs, the [LINK] indicator blinks in orange.

3.  Press the [WPS] button on the access point.
4.  Check that wireless LAN connection is completed and the 

[LINK] indicator lights up in orange.

5.  Touch and hold the [NETWORK] button until the beep sound 

occurs, enter the wireless LAN RF reception level display 
mode, and the reception level is shown by the blinking of func-
tion indicators.

Level = 0 %

Light off

Light off

Light off Light off Light off

0 % < Level,
Level < 20 %

Blinking

Light off

Light off Light off Light off

20 % 

≤ Level,

Level < 40 %

Blinking

Blinking

Light off Light off Light off

40 % 

≤ Level,

Level < 60 %

Blinking

Blinking

Blinking Light off Light off

60 % 

≤ Level,

Level < 80 %

Blinking

Blinking

Blinking Blinking Light off

80 % 

≤ Level,

Level 

≤ 100 %

Blinking

Blinking

Blinking Blinking Blinking

Releasing method:
Touch the any button.