LCD FPC 12.1"
“Battery” on page 61
“Hard Disk Drive” on page 62
“Combo Bay” on page 63
“Keyboard” on page 70
“LCD Bezel 12.1"” on page 100
“Speaker 12.1"” on page 101
“VR Board 12.1"” on page 102
“LCD Inverter 12.1"” on page 103
“Microphone 12.1"” on page 104
“LCD Panel 12.1"” on page 105
Disconnect the LCD FPC cable from the LCD.
Switch Location

J1

J2 & J3

ON
OFF ON
OFF
ON
OFF ON
OFF
Boot block
disable
US/European
keyboard Japanese
keyboard
Boot block
enable
Keyboard Lan-
guage US/European Japanese
J2 ON OFF
J3 ON ON
106 ThinkPad 390X / i 1700 HMM