28 Oct
1997 20:45
CELL-DYN
®
3/35 Sample Loader TS Guide
9140234B-June 1997
TROUBLESHOOTINGIP - 20 Alarm 4 (u) Rack Number Misread, 4 of 6
1 - 78
1
IP - 20 Alarm 4 (u) Rack Number Misread, 4 of 6
W ith P 5 C o n n e c te d to
B a rc o d e
D e c o d e r B d .
- M e a s u re + 1 2 V a n d
-1 2 V a t P o w e r S u p p ly
(
2
U s in g O ld
S ty le B a rc o d e
R e a d e r w ith
D e c o d e r B d .
?
C H 2
T X D S ig n a l
≈
-1 1 .0 V B a rco d e
B e a m O F F
≈
-8 .0 V B e a m O N
(S e e F ig u re )
?
N o
R e p la c e C P U
M a in B d (
S e e
In te rre la tio n s h ip
M a trix -
N o
R e p la c e B a rc o d e R e a d e r (
o r B a rc o d e C a b le (
(S e e In te rre la tio n s h ip M a trix -
Y e s
Y e s
SL-261
CH2
CH1
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]