Sony MFS-2000-C Installation Manual page 25

<LED on the DIF-130 board> : PC card
D1 (A-1) : DETECT A
Lit when a compact flash is inserted correctly into socket
A.
D2 (A-1) : DETECT B
Lit when a compact flash is inserted correctly into socket
B.
D3 (A-1) : + + + + + 3.3 V
+3.3 V power supply status indication.
Lit when +3.3 V power is supplied.
D4 (A-1) : ACTIVE A
Lit or flashes during communication with the compact
flash in socket A.
D5 (A-1) : ACTIVE B
Lit or flashes during communication with the compact
flash in socket B.
D6 (A-1) : CD (Card Detect) status LED
Lit when the DIF-130 board is inserted into the parent
board correctly.
D7 (A-1) : GPO status LED
This switch is currently not in use.
<LED on the SG-272 board>
Refer to <LED on the SG-272 board> in "1. CA-54
board".
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MFS-2000 IM