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VAIO MicroTower System Reference
48
Connectors
Front Panel Header
The front panel header is a 20-inch header (1 pin is removed for the key)
that provide connections to various front panel functions. A 20-pin
connector with only eight wires is used to interface the system board to
the front panel.
Connector Name Description
J22 SPEAKER (not used)
J23 PWR LED Connects to the power-on indicator light on the
front panel
J25 HD LED Connects to the hard disk drive access light on
the front panel
J27 SLEEP (not used)
J29 PWR Connects to the power-on switch on the front
panel
J30 RESET (not used)
KY0031.VSD
Front panel header
SPEAKER
J22
(not used)
PWR LED
J23
SLEEP
J27
RESET
J30
HD LED
J25
PWR
J29