Sequence After Power On - Pioneer DV-366-S Service Manual

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7.1.8 SEQUENCE AFTER POWER ON

Flow chart from power on to the picture output
A
Power on operation by a user
(remote controller key or product key)
FL controller receives a message
B
FL lighting / outputs a power on signal
(POWER ON: "L"→"H")
Release the reset for BACK END
(XRESET: "L"→"H")
C
Accesses flash ROM and 64M SDRAM
Accesses FRON END
Request communication to
BACK END (FP_XRDY)
D
Outputs the communicable signal to
FL controller (FP_ACK)
BACK END – FL controller
The opening picture appears
E
Check the following:
• Slider positioning (INSIDE SW)
• Spindle FG stop
Disc detection (Focus control)
F
64
1
2
STANDBY
[FL controller]
[FL controller]
[BACK END]
[BACK END]
[FL controller]
[BACK END]
communication
[FRONT END]
2
3
Read ID information code
DV-366-S
3
4
Spindle turn
Various setting
The picture appears
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