Panasonic JS-170FR Series Service Manual page 127

19) USB test
(1) Enter "18-ENTER" through the keyboard.
Select and press ENTER key : 0
(2) Set the USB low speed devices or the USB low speed jigs in both slots.
(3) Enter "1-ENTER" through the keyboard.
USB Interface Test PORT 0
USB Interface Test PORT 1
ENTER 1 (OK) or 2 (NG)
(4) Finish the test after displaying "Low speed device connected" for the test result.
(5) If the result is OK, press the "1" key. Otherwise, press the "2" key.
(6) Press any key to obtain a test screen of #19.
(7) Set the USB low speed devices or the USB low speed jigs in both slots.
(8) Enter "1-ENTER" through the keyboard.
USB Interface Test PORT 0
USB Interface Test PORT 1
ENTER 1 (OK) or 2 (NG)
(9) Finish the test after displaying "High speed device connected" for the test result.
(10) If the result is OK, press the "1" key. Otherwise, press the "2" key.
(11) Press any key to obtain a test screen of #19.
(12) Remove the USB jigs from both slots.
LCD DISPLAY
***** TEST # 18 USB Test. ****
0 : Return to MAIN MENU
1 : USB Interface Test
2 : USB Keyboard Test
LCD DISPLAY
***** TEST # 18 USB Test. ****
Low speed device connected
Low speed device connected
LCD DISPLAY
***** TEST # 18 USB Test. ****
High speed device connected
High speed device connected
3-43
0
1
2
ENTER
1 (OK) 2 (NG)
1 (OK) 2 (NG)