IBM 5410 Maintenance Manual page 89

Processing unit
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These are 'Three' exposure pictures. 'Rd Call Wr Call'
and 'Strobe' are included for horizontal references.
Switch Name
Setting
CE Mode Selector
Alte· Storage
Data
'00'
Storage Test
Run
Address Increment On
Ground
Ground
Switch Name
Setting
CE Mode Selector
Alter Storage
Data
'80'
Storage Test
Run
Address Increment On
Figure 4-15. BSM Waveforms
Page of SY31-0244-2
Revised December 1, 1971
By TNL: SN31-0307
CORE OUTPUT WRITING
'O'
IN ALL BIT POSITIONS
Sync:
Time Base:
Sync Pin:
Signal Name:
Plus External
200 ns/cm
B4A1D11
Reset
l
Rd Call Wr Call B4A2802
J
1 V /cm (8K-16K-32K BSM)
}
Strobe Bits 0-8 B4J4B07 (8K-16K BSMI
.
10 V/cm
B4C3010 (32K BSM)
t
Core output writing 'O' in all bit
f
positions. See Note on Figure 4-14.
CORE OUTPUT WRITING '1'
IN THIS BIT POSITION AND
'O'
IN ALL OTHER BIT POSITIONS
Sync:
Time Base:
Sync Pin:
Signal Name:
Plus External
200
ns/cm
B4A1011
Reset
t(
Rd Call Wr Call B4A2802 (8K-16K-32K BSM)
.
1 V/cm
}
Strobe Bits 0-8 B4J4807 (8K-16K BSM)
10 V/cm
B4C3010 (32K BSM)
t.
Core output writing '1' in this bit
f
position and 'O' in all other bit
-
positions. See Note on Figure 4-14.
5410 MM
4-19

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