Sony PCV-J150 Handbuch

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The front panel header is a 20-pin header (one pin is removed for the key) 
that provides 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.  

SPEAKER

(not used)

PWR LED

Connects to the power-on indicator light on the front panel

HD LED

Connects to the hard disk drive access light on the front panel 

PWR

Connects to the power-on switch on the front panel

RESET

(not used)

MSG LED

Connects to the standby indicator light on the front panel.

KY0031.VSD

Front panel header