Sony SRX-T420 Installation Manual page 70

ALERT (Degree of risk: high)
Message No. Error message
ALERT_01 BOARD ERROR
ALERT_02 BOARD ERROR
ALERT_03 BOARD ERROR
ALERT_04 BOARD ERROR
ALERT_05 BOARD ERROR
ALERT_06 BOARD ERROR
ALERT_07 BOARD ERROR
ALERT_08 BOARD ERROR
ALERT_09 BOARD ERROR
ALERT_10 BOARD ERROR
ALERT_11 BOARD ERROR
ALERT_12 BOARD DETACHED
ALERT_13 BOARD DETACHED
ALERT_14 BOARD DETACHED
ALERT_15 BOARD DETACHED
ALERT_16 BOARD DETACHED
ALERT_17 BOARD DETACHED
ALERT_18 BOARD DETACHED
ALERT_19 TEMPERATURE ERROR
ALERT_20 TEMPERATURE ERROR
ALERT_21 TEMPERATURE ERROR
ALERT_22 COVER DETACHED
ALERT_27 FAN ERROR
ALERT_28 FAN ERROR
ALERT_29 FAN ERROR
ALERT_30 FAN ERROR
ALERT_32 BALLAST ERROR
3-2
Trouble
The power of IFA board is defective.
The power of IFB board is defective.
The power of IFC board is defective.
The power of IFD board is defective.
The power of the MX board is defective.
The power of the LPD board is defective.
The power of the CT board is defective.
The power of the DST board is defective.
The power of the PR1 board is defective.
The power of the PR2 board is defective.
The power of the SY board is defective.
The CN board is disconnected.
The MX board is disconnected.
The LPD board is disconnected.
The CT board is disconnected.
The DST board is disconnected.
The PR1 board is disconnected.
The PR2 board is disconnected.
The unit stops operation by temperature
abnormality of the R panel.
The unit stops operation by temperature
abnormality of the G panel.
The unit stops operation by temperature
abnormality of the B panel.
The rear cabinet is detached and/or the
cold mirror is out of position.
The lamp fan A is defective.
The lamp fan B is defective.
The lamp fan C is defective.
The lamp fan D is defective.
The unit stops operation by temperature
abnormality of the power unit for lamp.
Remedy
Check the IFA board. Replace the IFA
board if it is damaged.
Check the IFB board. Replace the IFB
board if it is damaged.
Check the IFC board. Replace the IFC
board if it is damaged.
Check the IFD board. Replace the IFD
board if it is damaged.
Check the MX board. Replace the MX
board if it is damaged.
Check the LPD board. Replace the LPD
board if it is damaged.
Check the CT board. Replace the CT
board if it is damaged.
Check the DST board. Replace the DST
board if it is damaged.
Check the PR1 board. Replace the PR1
board if it is damaged.
Check the PR2 board. Replace the PR2
board if it is damaged.
Check the SY board. Replace the SY
board if it is damaged.
Check the CN board.
Check the MX board.
Check the LPD board.
Check the CT board.
Check the DST board.
Check the PR1 board.
Check the PR2 board.
Check the outside air temperature, and air
supply and exhaust. Check the Peltier R.
Replace the Peltier R if it is damaged.
Check the outside air temperature, and air
supply and exhaust. Check the Peltier G.
Replace the Peltier G if it is damaged.
Check the outside air temperature, and air
supply and exhaust. Check the Peltier B.
Replace the Peltier B if it is damaged.
Check the panel (U4) block assembly and
cold mirror position.
Check the lamp fan A. Replace the fan if
it is damaged.
Check the lamp fan B. Replace the fan if
it is damaged.
Check the lamp fan C. Replace the fan if
it is damaged.
Check the lamp fan D. Replace the fan if
it is damaged.
Check the outside air temperature, air
supply and exhaust, and power unit for
lamp. Replace the power unit for lamp if it
is damaged.
(Continued)
SRX-T420