(
(
f
(
A
H
8
PROCESS CHECK MAP
PAGE 9 OF 17
088
-Power down.
-Exchange the pair of cards in K with the pair of
cards in L.
-Power up. Wait 30 seconds.
Is the machine at checkpoint H?
Y N
089
Defective J2 (display) card.
Defective G2 (controller) card.
Defective F2 (base I/O) card.
Defective H 2 (I/O and diag) card.
090
-Switch the DISPLAY REGISTERS switch to
DISPLAY REGISTERS.
Is RFLO between 4000 and 7FFF inclusive?
Y N
091
Defective H2 (I/O and diag) card.
Defective J2 (display) card.
Defective F2 (base I/O) card.
Defective G2 (controller) card.
092
-Power down.
-Exchange K4 and L4.
-Power up. Wait 30 seconds.
-Switch the DISPLAY REGISTERS switch to
NORMAL.
Is the machine at checkpoint H?
Y N
A
L
093
Defective read/write storage card is now at
K4.
A A
G L
8
MAP 0420-9
094
-Switch the DISPLAY REGISTERS switch to
DISPLAY REGISTERS.
Is RFLO between 0000 and 3FFF inclusive?
Y N
095
Defective read/write storage card is now at
L2.
096
Defective read/write storage card is now at
K4.
097
Is the recorded RFLO between 0000 and 3FFF
inclusive?
Y N
098
Is the recorded RFLO between 4000 and
BFFF inclusive?
Y N
099
-Power down.
-Exchange the pair of cards in N with the
pair of cards in L.
-Power up. Wait 30 seconds.
Is the machine at checkpoint H?
Y N
1 1 1
100
A A A
M N P
100
Defective J2 (display) card.
Defective G2 (controller) card.
Defective F2 (base I/O) card.
Defective H2 (I/O and diag) card.
28SEP76
PN 1608388
EC 829670
PEC 829523
MAP 0420-9