Yamaha CRX-E400 Service Manual page 32

RX-E400
( 1 ) POWER ON PROCESSING ( Receiver )
When the power is turned on at the receiver, the relay of the AC outlet is turned on to supply
power to each unit.
Each unit informs the receiver of its status when started (secondary connection status).
RX
POWER SW ON
AC outlet ON
DIMMER level signal transmitted
about 1 second later
[DIMM_*]
(2)POWER ON PROCESSING (except receiver)
When the power is turned on at a unit other than the receiver, the unit informs the receiver of the
status then.
RX
(3)POWER OFF PROCESSING (Receiver)
The receiver turns off the AC outlet when the power off processing of each unit has been
completed.
RX
POWER SW OFF
[POFF_REQ]
The relay turns off after
confirming [POFF_OK] of all the
units being connected.
32
CDX
Secondary connection state Secondary connection state
[STATE_ON]
or [STATE_OFF] or [STATE_OFF]
CDX
POWER SW ON
Secondary connection state
CDX
Secondary connection state Secondary connection state
[STATE_ON]
or [STATE_OFF] or [STATE_OFF]
After POWER OFFprocessing After POWER OFFprocessing
[POFF_OK]
MD transmits
[POFF_OK] after TOC
writing has been
completed.
MDX KX
Secondary connection state
[STATE_ON] [STATE_ON]
or [STATE_OFF]
MDX KX
[STATE_ON]
MDX KX
Secondary connection state
[STATE_ON] [STATE_ON]
or [STATE_OFF]
After POWER OFFprocessing
[POFF_OK] [POFF_OK]
Remarks
The indicator of each
unit turns on when
[DIMM_*] is received
but 2 seconds later
when the unit is
used alone.
The receiver detects
the units being
connected when
informed of the
secondary
connection state.
Remarks
The receiver detects
the units being
connected when
informed of the
secondary
connection state.
Remarks
The receiver detects
the units being
connected when
informed of the
secondary
connection state.