Power Management - Pioneer X-HM81-K Service Manual

1

5.3 POWER MANAGEMENT

A
The power supply state transition of this unit becomes the right figure.
Cold Standby:
Mode in which power consumption becomes lowest
Only the main microcomputer among all the microcomputers
is powered.
Power On:
Mode in which AC Relay is turned ON and all microcomputers
are powered
iPod Charge:
B
Mode in which an iPod is inserted in its dock in modes other
than Power On
In this mode, an iPod device that is plugged into the USB
terminal or the dock can be charged.
The power-supply status is the same as that during
power-on with an HP inserted.
Network Standby:
Mode in which the LCD is unlit with Bco powered in order to
save startup time of Bco
The audio and video output signals are muted, and the keys
and buttons other than the STANDBY/ON key are masked.
C
Basically, this mode is the same as iPod Charge mode.
No. Shifting
1 ColdStandby -> Power On
2 Power On -> ColdStandby
D
3 iPodCharge -> ColdStandby
4 ColdStandby -> iPodCharge
5 Power On -> NetworkStandby
6 NetworkStandy -> Power On
E
7 iPodCharge -> Power On
8 Power On -> iPodCharge
F
9 Returning to Network Standby
Note: The power-off status caused by activation of a protection circuit is not described in this section. See "5.2 Protection circuit."
24
1
2
Factor
STANDBY/ON on the unit
STANDBY/ON on the remote control unit
WakeUpStart
STANDBY/ON on the unit
STANDBY/ON on the remote control unit
Sleep
AutoPowerOff
WakeUpEnd
FactoryReset
Dock removed
Dock inserted
NetworkStandby on the remote control unit
ControlAppPowerOff
STANDBY/ON on the unit
STANDBY/ON on the remote control unit
WakeUpStart
ControlAppPowerOn
Air Play started
DMR started
STANDBY/ON on the unit
STANDBY/ON on the remote control unit
WakeUpStart
ControlAppPowerOn
Air Play started
DMR started
STANDBY/ON on the unit
STANDBY/ON on the remote control unit
Sleep
AutoPowerOff
Removal/insert of the dock
X-HM81-K
2
3
Cold
Standby
9
Network
1
2
Standby
5
6
PowerOn
3
4
3
4
iPod
Charge
7
8
4