KLV-26V300A, KLV-32V300A, KLV-40V300A, KLV-46V300A (serv.man2) - Sony TV Service Manual (repair manual). Page 7

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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
Trident 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)
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