SQA-Vision
Service Manual Version 109.13.4
Edition rev.: Jan 2020
29
Parameter
Acceptable
Range
Describing and Troubleshooting
Parameters Out of Range (High or Low)
Zero Level
500 – 525
ZERO LEVEL PASSED THE SELF-TEST
ACCEPTABLE RANGE: 500 - 525
Zero Level
500 – 525
ZERO LEVEL FAILED THE SELF-TEST
If the ZERO LEVEL is not within the acceptable range of 500-525 it indicates
the following:
High:
•
The light source is obstructed with dirt or debris
(CLEAN)
•
Ambient temperature is below 20
o
C / 68
o
F
(maintain room
temperature between 20-25
o
C / 68-77
o
F per user guide)
Low:
•
The light source is obstructed with dirt or debris
(CLEAN)
•
Ambient temperature is above 25
o
C / 77
o
F
(maintain room
temperature between 20-25
o
C per user guide)
Optical board problem if not resolved
REFERENCE
2 (REF 2)
2500 – 3500
REFERENCE 2 PASSED THE SELF-TEST
ACCEPTABLE RANGE: 2,500mV – 3,500mV
C
O
N
C
E
N
T
R
A
T
I
O
N
REFERENCE
2 (REF 2)
2500 – 3500
REFERENCE 2 FAILED THE SELF-TEST
If the REFERENCE 2 (REF 2) is not within the acceptable range of 2500-
3500mV it indicates the following:
Low:
The light source is obstructed with dirt or debris
(CLEAN)
High:
Optical board problem. New motherboard/optical block, “MBOB”
required
(RMA)
REF2=0:
Damaged Optical board to LED board cables/ Optical board problem
•
Replace cables in the field
•
Optical board problem. New motherboard/optical block, “MBOB”
required
(RMA)
REFERENCE
2 (REF 2)
2800 - 3200
REFERENCE 2 PASSED THE SELF-TEST
BUT IS NOT OPTIMAL
OPTIMAL RANGE: 2,800mV – 3,200mV
(CLEAN)
LED
CURRENT 2
(LED 2)
10 – 32 mA
LED CURRENT 2 PASSED THE SELF-TEST
ACCEPTABLE RANGE: 10mA – 32mA
LED
CURRENT 2
(LED 2)
10 – 32 mA
LED CURRENT 2 FAILED THE SELF-TEST
If the LED CURRENT 2 (LED 2) is not within the acceptable range of 10-32mA
and is not
identical to the initial manufacturer’s setting (you must compare)
it indicates an optical board or LED problem
requiring a new motherboard
/optical block, “MBOB”
(RMA)
