Service manual

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KLV-26/32/40/46V300A
RM-GA008
LED display control
STATUS POWER LED STANDBY LED NOTES
Power On Green Lights
Off
Microcomputer is in a normal state. (*1)
Standby Off
Red Lights
Microcomputer is in a Sleep state.
Aging Green flashes
Off
Classify the aging time by the green-blinking
patterns (see descriptions below)
Failure Off
Red flashes
Classify the trouble causes by the number of
Red blinking (see descriptions below)
(*1) This status is no more described here for various statuses are detected with only three LED.
When safety shutdown occurs, LED display reports the cause by using the Lighting patterns as indicated below. Since there are
various failure items in WAX model. Light blinking is used so that shutdown causes can be judged from the number of blinking times.
The items corresponding to the number of blinking times are indicated as follows
Failure LED Displays
MONITORING ITEMS NUMBER OF STANDBY LED
(RED) BLINKING TIMES
Main power supply voltage error 2
DC_ALERT 1 3
DC_ALERT 2 4
DC_ALERT 3 5
Backlight error 6
Internal temperature error 7
Audio error 8
Fan error (HFR model only) 9
Digital FE error 10
Tr ident error 11
*Each of the above blinking is repeated every 2 seconds
LED displays during Aging
Condition LED Displays
When AGING_TIMER > 0 Green (0.5 Sec) t Off (0.5 sec) t Green (0.5 sec) t Off (0.5 sec)
When AGING_TIMER = 0 Green (3.0 sec) t Off (3.0 sec) t Green (3.0 sec) t Off (3.0 sec)