IBM System/360 2050 User Manual

!nr!iotly, 1el the following:
Di1oble interval tifl!er
FU' mode to LOAD
Check control to DISABLE
FU cor•trol to Pt:OCESS
lood swih..het. lo de1ired unit
Di~oble ROS etr,
(jumper OIC-EJC4011 lo D08j
P, .:>\~ ~ r All:T to , "' pnJ
iope •Pcood. If "''ul'lt"
P•'""'I, •Ppoi, FLT
lo:J'd, "(Ud\.
<.01e FfMM
Anolyie u;"''.:l ~LT1
<.>• CPU dio9no1tk1
Sto1e 0?00 SSSR in
1to1a9e loc '.>Olf'i
Syitem resel
ond load
Store 0600 SSSR in
1to109e loc 5010
s~s St!lif'I 11uml•e1
R R11utint: number
TT re11 r•uml1e1
Not-:-
'i :op on t!!1t 101 te1
foi I ~gr '>fl
fo,I· d•·pres~ion of ST.ART,.,, II di1play 1hP ne•t
(oywo«:l in 1he L-•eg toltpr k)!JW01d 7 ii retu"'\
ro logwo1d 11.
Th01 pon fo, I t1 igge• indicote~ ,1otu1 of wo•d
di1ployeC. The sequence tounl•• inditote1
.... hich wOJd i1 di1played. An) bit on in the
L-reg indic;ote1 o failure. Yhe R-,pg
indic.ole1 P•pected 1tnponu•
I
Tuu ran er.or free;
noofllal IPL will
1ewind lnpe
[ _____ .. ___ _
FIGURE 42. MULTIPLEXOR CHANNEL PftOGRESSIVE SCAN RUN ANO REPAIR Pl:OCEDURf
1
Mocliine "ops with
L-•eg displaying
Byte 0 :. Not uied
Bytes 1 and 2 =Series
ond +outine no.
Byte 3 lesl no.
Copy conteflll of
L-reg
Pren START to
di\ploy logwo1d1
No
(see Note)
PrenPSW
RESTART
Match bih(s) in
L-•eg with log-word
R!op on MC003 lo
determine foiling
triggeo, R-reg
indic11tes upe<:ted
rHponie
SDR B-31 contains the
addren of diognose
inu1, Ploce oddreu in
IAR keys; IAR repeat
switch down; iystefl!
Rt"fe, to MCXXX for
fail i nq series.
I. Df'tprmine
obwcii·•e of tesr
I. Note te11
p1oceclurl!'
Ponible hardcore or
cOfllfl!On chonne I
failure. Troubleshoot
f10R1 foiling tgr
Using FC5 as sync,
houble1hoot using
MCXXX for
procedure ol'\d
operation
To leave ditf)loy loop,
roise IAR 1epeol insn,
tel FLT mode 10
FR PASS, prm START,
return FLT mode to
LOAD. PSS tgr
ikould be on
To check length of test ond
condition of triggers at logout
time, "ope 01ACJC5006.
Negolive shift is end of IHI
Malnlenonco l'ealuroo (3/71) II

IBM System/360 2050 Specifications

General

Brand	IBM
Model	System/360 2050
Category	Computer Hardware
Language	English