Yamaha CRX-E300 Service Manual page 72

CRX-E300
QQ
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(1) POWER ON PROCESSING (CRX)
When the power is turned on at the CRX, the relay of the AC outlet is turned on to supply
power to each unit.
Each unit informs the CRX of its status when started (secondary connection status).
CRX
POWER SW ON
AC outlet ON
DIMMER level signal transmitted
about 1 second later
[DIMM_*]
(2) POWER ON PROCESSING (except CRX)
When the power is turned on at a unit other than the CRX, the unit informs the CRX of the status
then.
CRX
TE
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(3) POWER OFF PROCESSING (CRX)
The CRX turns off the AC outlet when the power off processing of each unit has been
completed.
CRX
POWER SW OFF
[POFF_REQ]
The relay turns off after
confirming [POFF_OK] of all the
units being connected.
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MDX
Secondary connection state Secondary connection state
[STATE_ON]
or [STATE_OFF] or [STATE_OFF]
MDX
POWER SW ON
Secondary connection state
[STATE_ON]
MDX
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.
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KX
Remarks
The indicator of each
unit turns on when
[DIMM_*] is received
but 2 seconds later
when the unit is
used alone.
The CRX detects
[STATE_ON]
the units being
connected when
informed of the
secondary
connection state.
KX Remarks
The CRX detects
the units being
connected when
informed of the
secondary
Q Q
connection state.
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KX
Remarks
The CRX detects
the units being
connected when
[STATE_ON]
informed of the
secondary
connection state.
[POFF_OK]
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