Toshiba e-studio191f Service Manual page 90

PNL1 PCB
Signal Name
Pin No.
CN235-4 nSCN[5]
CN235-5 nSCN[6]
CN235-6 KIN7
CN235-7 KIN6
CN235-8 KIN5
CN235-9 KIN4
CN235-10 KIN3
CN235-11 KIN2
CN235-12 KIN1
CN235-13 KIN0
CN235-14 nLED5
CN235-15 nLED8
CN235-16 nLED9
Destination
PNL2 PCB
CN252-4
PNL2 PCB
CN252-5
PNL2 PCB
CN252-6
PNL2 PCB
CN252-7
PNL2 PCB
CN252-8
PNL2 PCB
CN252-9
PNL2 PCB
CN252-10
PNL2 PCB
CN252-11
PNL2 PCB
CN252-12
PNL2 PCB
CN252-13
PNL2 PCB
CN252-14
PNL2 PCB
CN252-15
PNL2 PCB
CN252-16
Signal Waveform
+3.3V
Key
Scan
+3.3V
Key
Scan
+3.3V
Key
Pressed
+3.3V
Key
Pressed
+3.3V
Key
Pressed
+3.3V
Key
Pressed
+3.3V
Key
Pressed
+3.3V
Key
Pressed
+3.3V
Key
Pressed
+3.3V
Key
Pressed
LED
ON
LED
ON
LED
ON
90
Function
PNL Key Signal
(Scan Line)
0V
PNL Key Signal
(Scan Line)
0V
PNL Key Signal
(Key Line)
0V
PNL Key Signal (Key
Line)
0V
PNL Key Signal (Key
Line)
0V
PNL Key Signal (Key
Line)
0V
PNL Key Signal (Key
Line)
0V
PNL Key Signal (Key
Line)
0V
PNL Key Signal (Key
Line)
0V
PNL Key Signal (Key
Line)
0V
PNL LED Control Signal
+5V
0V
PNL LED Control Signal
+5V
0V
PNL LED Control Signal
+5V
0V
DP-1910F