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KDP-57XBR2/65XBR2
RM-Y185
SECTION 1
SELF DIAGNOSIS FUNCTION
3. Blinking count display of STANDBY / i. LINK STANDBY indicator
1. Summary of Self-Diagnosis Function
• This device includes a self-diagnosis function.
• In case of abnormalities, the STANDBY/i. LINK STANDBY indicator automatically blinks. It is possible to predict the abnormality
location by the number of blinks. The Instruction Manual describes blinking of the STANDBY/i. LINK STANDBY indicator.
• If the symptom is not reproduced sometimes in case of a malfunction, there is recording of whether a malfunction was generated or
not. Operate the remote command to confirm the matter on the screen and to predict the location of the abnormality.
2. Diagnosis Items and Prediction of Malfunction Location
• When a malfunction occurs the STANDBY/i. LINK STANDBY indicator only blinks for one of the following diagnosis items. In
case of two or more malfunctions, the item which first occurred blinks. If the malfunctions occurred simultaneously, the item with
the lower blink count blinks first.
• The screen display displays the results regarding all the diagnosis items listed below. The display “ 0 ” means that no malfunctions
occurred.
Lamp OFF :
3.0 seconds
Lamp ON : 0.3 seconds
Lamp OFF : 0.3 seconds
Release of STANDBY/i. LINK STANDBY indicator blinking.
•
The STANDBY/i. LINK STANDBY indicator blinking display is released by turning OFF
the power switch on the TV main unit or removing the plug from the power.
*
One blink is not used for self-diagnosis.
•EXAMPLE
<Diagnosis Items> <Number of Blinks>
• +B overcurrent
2 times
• +B overvoltage
3 times
• Vertical deflection stop
4 times
< FRONT PANEL >
STANDBY/i. LINK STANDBY indicator
STAND BY/
i.LINK STAND BY
POWER
TIMER
Note1: If a +B overcurrent is detected, stoppage of the vertical deflection is detected simultaneously. The sympton that is diagnosed first by the microcontroller is displayed on screen.
Note 2: Refer to Screen (G2) Adjustment in Section 3-1, 2 of this manual.
Note 3: If STANDBY/i. LINK STANDBY indicator blinks six (6) times, unplug the unit and wait 10 minutes before performing the adjustment.
Deteced symptoms
Diagnosis Item
No. of times
STANDBY / i. STANDBY
indicator blinks
Probable Cause Location
7 times
Horizontal deflection stopped
• Q8035, 8038 is shorted. (D board)
0
Power does not turn on
• Power cord is not plugged in.
• Fuse is burned out (F6001) (G board)
• Power does not come on.
• No power is supplied to the unit.
• AC power supply is faulty.
2 times
+B overcurrent (OCP)
(See Note 1)
• H. OUT (Q8024) is shorted. (D board)
• +B PWM (Q8035, 8038) is shorted. (D board)
• Power does not come on.
• Load on power line is shorted.
3 times
+B overvoltage (OVP)
• IC6104 is faulty (G board)
• PH6002 is faulty (G board)
• Has entered standby mode.
4 times
Vertical deflection stopped
•
±
15 V is not supplied. (D board)
• IC8003 is faulty. (D board)
• Has entered standby state after horizontal raster.
• Vertical deflection pulse is stopped.
• Power line is shorted or power supply is stopped.
5 times
White balance failure
(Not balanced)
• Video out (IC3701, 3801, 3901) is faulty. (CR, CG, CB board)
• CRT drive (IC3006) is faulty. (A board)
• G2 is improperly adjusted. (See Note 2)
• No raster is generated.
• CRT cathode current detection reference pulse output is small.
6 times
LOW +B OCP/OVP
(Overcurrent/over voltage)
(See Note 3)
• LOW +B line is overloaded. (A, B boards)
• LOW +B line is shorted. (A, B boards)
• No picture
Summary of Contents for KDP-57XBR2 - Digital High Definition Projection Tv
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