Acer Extensa 61X Service Manual page 70

Table 2-2 M1521 Signal Descriptions (continued)
Signal
UMA Interface
MGNTJ/ F7
GNTJ[4]
PRIO G15
Power Pins
VCC F5, F6, G6, R6, R7,
F14, F15, P15, R15,
R16
VDD_5 E14
Vss or Gnd E15, T16, J9, J10, J11,
J12, K9, K10, K11,
K12, L9, L10, L11, L12,
M9, M10, M11, M12
Major Chips Description
Pin Type
O
I
P
P
P
Description
Memory Grant. This output connects to the MGNTJ
of the GUI device. This pin can also be used as
grant signal of the fifth PCI master.
Priority. The high priority request from the GUI
device.
Vcc 3.3V
Vcc 5.0V
Ground
2-13