Self Diagnosis Function - Sony KP-XA43N90J Service Manual

Projection tv
Table of Contents

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1.
Summary of Self-Diagnosis Function
This device includes a self-diagnosis function.
In case of abnormalities, the 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 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 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 malfunc-
tions occurred.
S
T
A
N
D
a i
g
n
o
s
s i
i
e t
m
n I
d
c i
t a
N
u
m
b
P ¥
w o
r e
o n
O t
0
B +
O
P C
t e d
t c e
n o i
2
m i t
s e
B +
O
P V
t e d
t c e
n o i
3
m i t
s e
V
t r e
l a c i
f e d
c e l
o i t
s n
p o t
4
m i t
s e
d i V
o e
t u o
b a
r o n
a m
y t i l
t e d
t c e
n o i
5
m i t
s e
o H
z i r
n o
l a t
f e d
c e l
o i t
s n
p o t
6
m i t
s e
u A
o i d
b a
r o n
a m
y t i l
t e d
t c e
n o i
8
m i t
s e
* : 000 the range of values for number of operations is 000-255. For 256 or higher there is
no count up and the number remains at 255.
3.
Blinking count display of STANDBY indicator
FRONT PANEL >
-
-
TV/VIDEO
VOLUNE
+
CHANNEL
+
STANDBY
STANDBY indicator
Release of STANDBY indicator blinking.
The STANDBY indicator blinking display is released by turning OFF the power switch
on the TV main unit or removing the plug from the power.
SECTION 1

SELF DIAGNOSIS FUNCTION

D
B
Y
r e
S
u
p
p
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d
m
l a
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t c
o i
n
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k
s
[
a t S
d n
y b
o P
e w
S r
p u
y l p
y S
e t s
6 F
0 0
o 1
e p
( . n
A F
b
a o
) d r
R
5 6
5 6
p o
. n e
6 Q
0 5
s 6
o h
c t r
c r i
t i u
M [
n i a
o P
e w
S r
p u
y l p
y S
e t s
] m
I
6 C
0 5
a 1
d n
R
5 6
4 1
r a
b e
k o r
. n e
V
6 D
0 0
s 1
r o h
i c - t
u c r
( t i
A F
b
a o
h S
t r o
r i c
i u c
f o t
o p
e w
s r
p u
y l p
6 R
2 7
p o
. n e
C I
5 1
9 0
V (
u o
i ) t
b s
k o r
. n e
Q
5 1
5 0
V (
u P
e s l
u B
e f f
i ) r
b s
k o r
V
e d i
o o
, t u
7 Q
5 0
7 ,
, 2 3
6 7
a 1
a
d n
B C
o b
d r a
c s
c r i
. t i u
2 Q
8 1
2 ,
9 1
2 ,
0 2
A (
b
a o
) d r
5 C
5 1
5 ,
6 1
p o
. n e
I
2 C
( 6 0
C Y
u J
l g n
i ) e
b s
k o r
. n e
I
4 C
6 0
A (
i d u
a o
p m
i ) .
b s
k o r
. n e
P
4 S
1 0
4 ,
2 0
p o
. n e
One blink is not used for self-diagnosis.
*
¥EXAMPLE
POWER
Diagnosis Items>
¥ +B overcurrent
¥ +B overvoltage
¥ Vertical deflection stop
C
o
n
d
t i
o i
n
] m
a C
n n
t t o
n r u
n o
h t
L
D E
o d
s e
t ' n
i l b
. k n
) d r
o G
s e
o t
e h t
a t s
d n
y s
e t s
i m
e n
c a
c h
c r i
. t i u
S
r o h
i c t
u c r
o t i
+ f
l B
o G
s e
o t
e h t
a t s
d n
a M
u f l
c n
o i t
o n
p f
w o
R
s a
r e t
o g
s e
o t
n o
. n e
g i s
a n
s i l
m
t u
. d e
d n
h t o
s r e
n i
C
, R
G C
T
M I
R E
S /
A T
D
Y B
a
d n
e h t
b n
n i l
s k
r o f
R
s a
r e t
o d
s e
t ' n
p a
h T
s e
u o
d n
s i
o n
o t
o G
s e
o t
e h t
a t s
d n
Number of Blinks>
2 times
3 times
4 times
Lamp ON : 0.3 seconds
Lamp OFF : 0.3 seconds
– 4 –
S
e
f l
d -
s
c
e r
e
D
a i
g
n
p e
w o
. r e
y b
o m
e d
: 2
B +
e n i
y b
o m
e d
: 3
B +
r e
u s
l p p
c y
c r i
t i u
l e
e n i
r o h
o z i
a t n
, y l l
a A
d n
h t
n e
d i v
o e
4
V :
L
D E
b
k n i l
a s
p p
x o r
3 .
s 0
c e
n o
, s d
5
A :
B K
e h t
e s
d f l
g a i
o n
. s i s
e p
. r a
6
H :
. t u
: 8
u A
y b
o m
e d
Lamp OFF :
3.0 seconds
KP-XA43N90J
RM-Y906
a i
g
n
o
s
s i
n
d
s i
p
a l
, y
o
s
s i
i
e t
m
:
R
e
s
l u
s t
O
P C
0
0 0
O
P V
0
0 0
S
p o t
0
0 0
0
0 0
S
p o t
0
0 0
o i d
0
0 0

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