
TROUBLESHOOTING
INTRODUCTION
5 - 4
I-E96-202B
®
Figure 5-1. IMMFP02 Troubleshooting Flowchart (Serial Port)
ST AR T
F 1
O P E N O N
T U /T M ?
R E P L AC E F 1
W IT H 1 .0 A
2 5 0 V F U S E
+ 2 4 V D C
C O NN E C TE D TO
TU/TM ?
M E A S URE
2 4 V D C A T
TU/TM ?
NO
Y ES
Y ES
NO
NO
R E F E R T O T M P /IM P
IN S T R U C T IO N S T O
C O N N E C T P O W E R
C H E C K P O W E R
C AB L IN G T O T U /T M .
C H E C K P O W E R
S Y S T E M .
T Y P E O F
T E R M IN AT IO N
NTM P 01
NIM P 01
RS 2 3 2
C A B L E W ITH NO
C R OS S O V E RS C O NN E C T
TU ( P 5 O R P 6) TO
C O M P UTE R?
N K M R 0 2
C AB L E C O N N E C T S T M
(P 5 O R P 6 ) T O
C O M P U T E R ?
D O
T M /T U
J U M P E R S E T T IN G S M AT C H
AP P L IC AT IO N ?
S E T J U M P E R S
F O R AP P L IC AT IO N
Y ES
NO
Y ES
NO
Y ES
Y ES
NO
RE P L A C E C A B LE W ITH
C A B L E HA V ING S TRA IG HT
P IN TO P IN C O NNE C TIO N
B E TW E E N D B - 25
C O NN E C TO RS
R E P L AC E C AB L E
W IT H N K M R 0 2
TP 3 61 7 6 A
IS
T U /T M C AB L E
IN S T AL L E D AN D
C O N N E C T E D T O
M F P P 3 ?
NO
IN S T AL L T U /T M
C AB L E
Y ES
R S -2 3 2 -C
L IN E E R R O R S
O N M F P L E D s
(C O D E 1 5 )?
NO
Y ES
C O N T AC T B AIL E Y
T E C H N IC AL
S U P P O R T
D O N E
RS-232-C
LINE ERRORS ON
MFP LEDs
(CODE 15)?
D O N E
NO
Y ES