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DV-454-K
7.1.5 SEQUENCE AFTER THE POWER ON
STANDBY
Power on operation by a user
(remote controller key or product key)
FL controller receives a message
FL controller outputs FL lighting / a
power on signal
(POWER ON: "L"
→
"H")
FL controller resets it for BACK END
and removes it
(XRESET: "L"
→
"H")
BACK END accesses flash ROM and
64M SDRAM
BACK END accesses FRONT END
BACK END demands communication
from a FL controller
(FP_ACK)
FL controller outputs the signal which
can communicate in BACK END
(FP_XRDY)
BACK END – FL controller
communication
The opening picture output
FRONT END identifies the following:
• Slider positioning (INSIDE SW)
• Spindle FG standstill
Disc detection (Focus control)
Spindle turn
ID information code is caught
Various setting
The picture output
Flow chart from power on to the picture output
Summary of Contents for DV-454-K
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