Sony CLX101ASA Service Manual page 38

Category Code on DCS
Temperature/Fan 316
Board 321
322
Connection/ 330
Communication
3-20 (E)
Code on CAS Symptom/Cause/Remedy
316- -12 Symptom/Cause: The rotational speed of fan on the left side (when
Remedy:
. Check if the air intake hole or the fan is not blocked.
. Check the operating time of the display unit. If the operating time
reaches the replacement period, replace the fan.
For details on the check method of the operating time, refer to
"Display unit information" in "6-5. Main Screen" in the Installation
Manual.
316- -13 Symptom/Cause: The fan performance on the left side (when viewed
Remedy:
. Check if the air intake hole or the fan is not blocked.
. Check the operating time of the display unit. If the operating time
reaches the replacement period, replace the fan.
For details on the check method of the operating time, refer to
"Display unit information" in "6-5. Main Screen" in the Installation
Manual.
321- -00 Symptom/Cause: The UC-1 board is abnormal.
Remedy:
. Turn the power off and on again.
. Check if the UC-1 board temperature is not abnormal. If it is
abnormal, replace the UC-1 board.
322- -00 Symptom/Cause: The UP-13 board is abnormal.
Remedy:
. Turn the power off and on again.
. Check if the UP-13 board temperature is not abnormal. If it is
abnormal, replace the UP-13 board.
_
Symptom/Cause: A communication error has occurred.
. The LAN cable is abnormal.
. The video signal is not input correctly.
. The communication block on the UC-1 board is defective.
Remedy:
. Replace the LAN cable.
. Replace the UC-1 board.
. Check if the video signal format that has been input from the display
controller is compatible with the system.
330- -11 Symptom/Cause: A communication between the display controller
Remedy:
. Check if the LAN cable is not loosened or pulled out.
. Check if there is any breaking of LAN cable.
. Once change the connection of a port (UNIT OUTPUT) on the
display controller. If the symptom is improved, the display controller
is possibly abnormal.
330- -21 Symptom/Cause: A communication between the display controller
Remedy:
. Check if the LAN cable is not loosened or pulled out.
. Check if there is any breaking of LAN cable.
. Once change the connection of a port (UNIT OUTPUT) on the
display controller. If the symptom is improved, the display controller
is possibly abnormal.
330- -31 Symptom/Cause: The video signal is not input correctly.
Remedy:
. Check if the LAN cable is not loosened or pulled out.
. Check if there is any breaking of LAN cable.
. Check if the video signal format that has been input from the display
controller is compatible with the system.
viewed from rear) is decreased.
from rear) is degraded.
and the display unit is abnormal.
and the display unit is abnormal.
CLX101ASA