Abbott CELL-DYN 3000 - IP - 20 Alarm 4 (u) Rack Number Misread, 5 of 6

28 Oct
1997 20:45
CELL-DYN
®
3/35 Sample Loader TS Guide 9140234B-June 1997
TROUBLESHOOTING
IP - 20 Alarm 4 (u) Rack Number Misread, 5 of 6
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IP - 20 Alarm 4 (u) Rack Number Misread, 5 of 6
- Reconnect P5
- Check Connection at P6
(Decoder Bd.) and CH2
(CPU Main Bd.)
- Measure Voltages at CPU
Main Bd. CH2
Voltages
OK
?
Replace Barcode
Decoder Bd.
(PL-10.14)
(See Interrelationship
Matrix - Pg. 3-4)
No
Yes
- Inspect Copper Shield Inside
Barcode Head
- Ensure It Does Not Block
Light Beam
- If Copper Shield is OK,
Replace Barcode Head (PL-
5.5) (See Interrelationship
Matrix - Pg. 3-4)
2A
No
Decoder
Bd. Power
Voltages
OK
?
Yes
Replace ± 12V Power
Supply (PL-10.14)
(See Interrelationship
Matrix - Pg. 3-4)
Problem
Corrected
?
Yes
Perform Total
Call
Replace Barcode
Head (PL-5.5)
(See Interrelationship
Matrix - Pg. 3-4)
No
SL-261
CH2CH1
RXD
TXD
GND
DTR
Laser Beam
ON OFF
≈
- 8.0V
≈
- 10.0V
≈
- 8.0V
≈
- 11.0V
≈
- 6.0V
≈
- 8.0V
≈ +
11.5V
≈ +
11.5V
0.0V 0.0V
[CE MARK]
[NON- CE
MARK]