Auto Registration Diagnostics - Sony KP-46WT520 Service Manual

SENSOR POSITIONS
0
FRONT OF SCREEN
1
3
0: UPPER SENSOR
1: LEFT SENSOR
2: RIGHT SENSOR
3: LOWER SENSOR

2-16.AUTO REGISTRATION DIAGNOSTICS

The TEST service item (PJE #136) can be used to determine if a sensor or sensor amplifi er is working properly. It can also be used to check pattern
positions.
133
DISPLAY/
LOOP
(0)
(0)
(0)
1
KP-46WT520/51WS520/57WS520
• ERROR CODE SCREEN DISPLAY
Error codes in normal (customer) mode are not
displayed. You must enter PJE service mode to see
2
(Blue Sensor 3 Low Output)
Color:
CS/ZL:
Display/Loop:
CS/ZL COLOR
0 0
X X
3 3
X X
S0
S0: 2.04 S1: 1.86
S2: 1.98 S3: 2.23
S1
S3
Sensor 0 peak voltage = 2.04 V, etc.
the error code.
PJE 125 213 60
ERR
Color:
0 = Green
1 = Red
2 = Blue
Error Code:
(See Error List)
0=Green, 1=Red, 2=Blue, 3=All
0=None, 1=Cent/Skew, 2=siZe/Lin, 3=Both
0=Display, 1:Loop
ACTION
Normal calibration (no diagnostics).
Performs one adjustment cycle, then
displays average peak voltages for the
specified CS/ZL and Color.
Does nothing (can't display more than one
CS/ZL or Color at a time.)
Adjusts specified CS/ZL and Color
until a key is pressed. Useful for
measuring signals with oscilloscope.
S2
KP-46WT520/51WS520/57WS520
In service mode, the error will be displayed in
text format.
0
ERROR B
LO LEVEL S3
1
3
2
57