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After that,touch in the small frame of  "a","b","c","d" and touch"OK".
* It returns to former screen if the time to touch the next position becomes ten seconds or more. 
Tap "OK" to go back to "Menu screen".

Acoustic Inspection
    

→ This function is used for simple communication test without any equipment.

Ethernet Inspection 
    

→ This test is used only for factory. Don’t touch “Ethernet Inspection”

Touch"Acoustic Inspection"

6 inspection items is displayed.

Check of the touch panel calibrated

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• Touch "Loop Head_Head"

The voice passing between Headset MIC and Headset SP is connected by this operation.

• Connect headset to Headset Jack.

Check if the signal from MIC of headset can be heard to the speaker of headset.
To return back to "QC Test" menu mode,touch "BACK" key.

Not use this mode.
As loop-gain between headset MIC and SP-phone SP gain is high.,howling happens.
The inspection of speaker on SP-Phone mode is substitute for other inspection.

• Touch "Loop Spkr_Head".

The voice passing between SP-Phone MIC and Headset SP is connected by this operation.

• Connect headset to Headset Jack.

Check if the signal from MIC of SP-Phone can be heard to the speaker of headset.
To return back to "QC Test" menu mode,touch "BACK" key.

• Touch "Loop Hand_Head".

The voice passing between Handset MIC and Headset SP is connected by this operation.

• Connect headset to Headset Jack.

Check if the signal from MIC of handset can be heard to the speaker of headset.
To return back to "QC Test" menu mode,touch "BACK" key.

• Touch "Loop Head_Hand".

The voice passing between Headset MIC and Handset SP is connected by this operation.

• Connect headset to Headset Jack.

Check if the signal from MIC of headset can be heard to the speaker of handset.
To return back to "QC Test" menu mode,touch "BACK" key.

• Touch "Tone Start -23".

Check if the tone signal can be heard from speaker of SP-Phone.
To return back to "QC Test" menu mode,touch "BACK" key.

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This mode is for analyzing faults of main board or inspection after the repair. Perform a suitable inspection after the repair.

Change IP address of network for PC.
Control panel 

→ Network connection → Local Area Connection → Property → Internet Protcol(TCP/IP) → Property

Select "Use next IP address"

 IP address 192.168.1.11
Subnet Mask 255.255.255.0

"OK"
"OK"

For EUT(PCB)  --> Connect 2 test points with a lead wire.
Caution:

Remove the lead wire after finish command line test mode.

Power on.(AC adaptor or PoE)
Wait for about 40 seconds

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Connect PC with LAN port of PCB by LAN cable.
Execute "Command Prompt".
Input "telnet 192.168.1.10"
Input user name.     " root "
Input password        " P!1230!N "

(Command)

param_c pbd 1
  --> Ack by this command should be "000f".

(Command)

Please execute the following command if it is different from "000f". 

(Command)

param_c pbwt 1 0 1

(Command)

param_c pbwt 1 1 1

(Command)

param_c pbwt 1 2 1

(Command)

param_c pbwt 1 3 1

(Command)

param_c pbd 1
Result should be "000f".

→ Headset SP)

(Command)

Loop Head_Head
(Check)

(Command)

Loop off

→ Handset SP)

(Command)

Loop Hand_Hand
(Check)

(Command)

Loop off

→  Headset SP)

(Command)

Loop Spkr_Head
(Check)

(Command)

Loop off

(Command)

led_test red 255 1 0 0
Incoming LED(Red) OFF

(Command)

led_test red 255 0 0 0

(Command)

led_test green 255 1 0 0
Incoming LED(Green) OFF

(Command)

led_test green 255 0 0 0

(Command)

led_test amber 255 1 0 0
Incoming LED(Red&Green) OFF

(Command)

led_test amber 255 0 0 0

(Command)

led_test amber 255 255 255 0
Incoming LED(Red&Green) OFF

(Command)

led_test amber 255 0 0 0

(Command)

/bin/gpio set 57 0
SP-Phone LED OFF

(Command)

/bin/gpio set 57 1