IBM 3270 Maintenance Manual page 146

The first character of your error code identifies
the bank that contains the failing module. The
sixth and seventh characters identify the failing
module For example, error code 70000 08 201
corresponds to a failing module identified by the
arrow in bank 3, bit (module) 3.
Replace the failing 64K module. See Section 5,
"Removal/Replacement and Adjustments .. "
First Chlrletar of
Error Coda ...................................
.f,i
or 8 !i Or 9 6
"J
Blnk ............................................ Blnk 0 Blnk 1 Blnk 2 Blnk 3
Sixth Ind Savlnth
Chlrlctlrs of Error Code ........... 00 01 02 04 08 10 20 40 80
Bit (module) ................................. P 0 1 2 3 4 5 6 7
BankO
Tap
Bank 1
B 8 818 8 8 0 0 8 8 8
Bi
D
I I
1 l
ailfa
8-0-08-88-8:' 0
1- - - - - -- - - -.-
----I
8
8
61
a
8
S GaB B
8
B: 0
Front
I
I
Bank 3
Bank 2
CONTINUE
October 1984 3-200-21