Toshiba Satellite A300 Series - Chapter 10: Disclaimers and Performance; CPU Performance Disclaimer

Pin Assignment
Satellite A300 Maintenance Manual (960-Q08)
30
41 GND --- 42 GND ---
CN2 INT MIC Connectors
PIN No. Signal name I/O PIN No. Signal name I/O
1 MIC_GND --- 2 MIC_DATA_LCD ---
CN3 Button Board Connector
PIN No. Signal name I/O PIN No. Signal name I/O
1 +3VPCU --- 2 +5VPCU ---
3 KEY_INT I 4 GND ---
5 3ND_MBDATA I/O 6 3ND_MBCLK I/O
7 GND --- 8 GND ---
CN4 Keyboard Side Connectors
PIN No. Signal name I/O PIN No. Signal name I/O
1 +3VPCU --- 2 MX5 I
3 MX2 I 4 MY1 I
5 GND --- 6 MX3 I
7 LOW_DET I 8 MX4 I
9 FN0# O 10 FN1# O
11 GND --- 12 GND ---