Asus P526 Service Manual page 19

Timing after power supply is turned on
Following wave is shown the timing after "power on key is pressed"
(REGEN in channel 2) -- R59 shall be high (4V).
(ON_nOFF in channel 3) -- R131 shall be high (1.5V).
(MPU_RST# in channel 4) – R46 shall be high (2.8V)
Timing after power on key is pressed (1)
(XOEN in channel 2) – R304 shall is high (1.5V)
(RF_CLK in channel 3) – C9 shall have 26M clock.
GTC ■ Service Manual