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System/370 Model 145
Source GC38-0015 Systeml370 Model 145 Operating Procedures
Power-On Procedure
DANGER: Before switching on power, ensure that no person is exposed to risk and
that all equipment covers are shut.
1.
Insert
·370
microprogram disk in console file and close cover.
2.
Press the POWER ON key.
3.
IMPL is automatic if:
Rotary switches are in their normal processing positions,
b.
the ADDRESS COMPARE CONTROL switch is set to SYNCINORM,
c.
·370
microprogram disk is mounted in the console file,
d.
console printer has paper and is ready to print the IMPL GO-NO
GO·COMPLETE message.
This ends the Power-On procedure for MOD 145--No Feature Installed. For MOD 145
with CTCA or ISC feature, continue with steps specified under that feature.
Mod 145-·Channel·to-Channel Adapter (CTCAI Feature Installed
4.
Wait for 1/0 INFC DSBLD indicator to tum on,
5.
Move the 1/0 INTERFACE switch to the ENABLE position. The adapter is
available to the program when the 1/0 INFC DSBLD indicator turns off.
Mod 145-lntegrated Storage Control (lSC) Feature Installed
4.
Wait for the IMPL REQD indicator to turn off.
5.
Move the 1/0 INTERFACE A and B switches to the ON position. The ISC is
available to the program when the 1/0 INTFS DSBLD indicator turns off.
Power-Off Procedure
a.
Unload all disk and tape drives.
b.
Open or disengage the print unit release lever on all printers using print
train cartridges.
2.
Continue with steps applicable to your system.
Mod 145-·No Features Installed
3.
Press the STOP key.
4.
Press the POWER·OFF key. NOTE: Do not turn power back on for at least
ten seconds.
Mod 145--Channel-to-Channel Adapter (CTCA) Feature Installed
.:t.
Inform the operator of the other system that the
cha~ncl
to
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is to be removed from use.
4.
Move the 1/0 INTERFACE switch to the DISABLE pOSition.
5.
Wait for the I/O INFC DSBLD indicator to tum on.
6_
Press the POWER OFF key. NOTE: Do not turn power back on for at least
ten seconds.
Mod 145--lntegrated Storage Control (lSC) Feature Installed
3.
Inform the operator of the other system that the ISC feature is to be
removed from use (if applicable)_
4.
Move the 1/0 INTERFACE A and B switches to the OFF position.
5.
Wait for the 1/0 INTFS DSBLD indicator to turn on.
6.
Press the POWER OFF key. NOTE: Do not turn power back on for at least
ten seconds.
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