IBM N51 Series

Power Supply Connector P1
Power Supply Connector P2
Table 2. Power Supply Connector P1
Pin Signal V dc Min. V dc Max.
1, 2, 3 +5 volts +4.8 +5.25
4, 5 Ground – –
6 −12 volts −11.46 −13.2
7 Ground – –
8 +12 volts +11.46 +12.6
9 −5 volts −4.53 −5.5
10 Ground – –
Table 3. Power Supply Connector P2
Pin Signal V dc Min. V dc Max.
1 Power on – –
2 System on +4.0 +5.25
3 VCC – –
4 Mode
control
– –
5 +5 volts +4.8 +5.25
6, 8 Ground – –
7 +12 volts +11.46 +12.6
9 Docked – –
10 NC – –
348 IBM Mobile Systems HMM - Volume 1