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data collecting procedures, low-level
debug (continued)
displaying data for functions 57, 63,
and 64 (Models 270, 8xx, SB2, and
SB3) 132
displaying data from function 62 136
overview 131
data set label report 287
database IPL status URCs 200
database URCs 200
deactivate remote service 173, 189
debug
low-level debug (LLD)
control panel functions 171, 188
debug mode 7
definition 326
dedicated service tools (DST)
accessing DST 4, 8
IPL to DST 4
press System Request key 7
select function 21 7
while in debug mode 7
changing a service tools user ID 5
definition 326
description 1
ending DST 10
function keys 9
options 10
change Service tools user IDs 25
install Licensed Internal Code 11
install operating system 11
perform an IPL 11
perform automatic installation of
the operating system 39
save Licensed Internal Code 40
select DST console mode 27
start a service tool 28
work with active service tools 24
work with alternate installation
device 27
work with disk units 13
work with DST environment 23
work with Licensed Internal
Code 11
work with remote service
support 40
work with save storage and restore
storage 40
work with system devices 25
work with system partitions 42
work with system values 26
overview 1
requirements 1
resetting QSECOFR 6
default ID 25
description label locations 302
device
alternate installation 325
installation 327
device concurrent maintenance
description 58
performing 58
device parity protection 20
diagnostic status SRC trace 173, 189
direct select address 325
direct select address, display 67, 106
disable CPM
control panel function 166
disk compression 20
disk unit data
assign missing units 20
copy 20
delete 20
migrate load-source 20
rebuild 20
replace 20
restore 20
save 20
disk unit IOP reset/reload 173, 190
disk unit recovery, work with 20
disk units
initialize and format 22
problem recovery procedures
analyze disk unit surface 22
display/change page data 22
initialize and format 22
diskette data recovery
how to use 288
option description 284
options 284
restrictions 285
diskette, verification procedure 96
display
I/O configuration table (ICT)
I/O bus extension unit, state 171
IPL message area (IMSA) 172, 188
IPL parameter area (IPARMS) 172
resources requiring attention 77
selected IPL type and speed 162, 163
selected IPL type, logical key mode,
IPL speed 177, 178
serial/part numbers, option under
hardware service manager 79
service processor code area
(SPCA) 172
service processor log buffer (SPLB)
status information 172
status/resource name, option under
hardware service manager 79
system type, model, and feature
code 169
system type, model, feature code,
hardware level, IPL path
description 185
display detail option 73
display hardware contained within
package option 70
display/alter/dump option 28
DST
product activity log entries in,
recovery from 101
DST (dedicated service tools)
in OS/400 full paging
environment 281
in OS/400 limited paging
environment 281
options
select DST console mode 27
start a service tool 28
work with active service tools 24
work with alternate installation
device 27
DST (dedicated service tools) (continued)
options (continued)
work with remote service
support 40
work with save storage and restore
storage 40
work with system devices 25
work with system partitions 42
work with system values 26
start
control panel function 169, 185
DST IPL SRCs 210
DST IPL status 200
DST status URCs 200
DST, see dedicated service tools 1
dump
copying a main storage dump 272
I/O processor
copy to media 278
to disk 277
I/O processor dump in product
activity log 279
I/O processor dump using hardware
service manager 279
main storage
control panel function 170, 186
library 269
main storage dump manager 30
retry MSD IPL 186
retry MSD or CPM IPL 170
status SRCs 214
verify status, word 2 194
main storage dump 276
automatic 269, 270
error recovery 276
introduction 269
manual 269, 271
performing 271
status SRCs 275
verify status 275
MFIOP control storage 173
service processor control storage 190
verify 276
work with current MSD 273
E
end DST 10
environment, paging
full 3
limited 2
stand-alone (also called
non-paging) 2
environment, private address space 201
environments
paging environments
full paging environment,
description of 2
limited paging environment,
description of 2
nonpaging environment,
description of 2
error log utility, see product activity log
(PAL) 100
error recovery for dumps 276
Index
333