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MODEL 2234 DIGITAL FLOW COMPUTER ___________________________
Table 3-4. Address vs. IC Chip (DE-8992 series)
Addressed
Displayed
none
0800
1000
1800
2000
2800
7000
7400
7800
7C00
8000
8800
9000
9800
A000
A800
B000
B800
SECTION 3
Type of
On PC
Memory
Board
Number
PROM
1
PROM
1
PROM
1
PROM
1
PROM
1
PROM
1
RAM
1
RAM
1
RAM
1
RAM
1
PROM
2
PROM
2
PROM
2
PROM
2
PROM
2
PROM
2
PROM
2
PROM
2
I C Number
U12 (Failure
causes
watchdog)
U3
U13
U4
U14
U5
U19 AND U20
U24 AND U25
U31 AND U32
U37 AND U38
U11
U12
U15
U16
U17
U19
U20
U21
101
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