HP Model 748 HP Model 748 Service Handbook - Page 36

Model 744 Memory Slots, Table 3-1, Model 744/132L Memory Card Current Usage, Worksheet

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Configuration Power Budgeting Figure 3-1 Slot 3 Slot 2 Slot 1 Slot 0 Memory Slots Model 744 Board Computer Model 744 Memory Slots Table 3-1 Model 744/132L Memory Card Current Usage Worksheet Memory Card Size First Active Bank1 Second Active Bank Third Active Bank Inactive Banks Totals (+5V) 32 MB2 1.15 A 1.15 A 1.15 A 0.05A x ___ _________ 64 MB 2.6 A N/A N/A 0.1 A x ___ _________ 128 MB 1.45A N/A N/A 0.07 A x ___ _________ 16 MB 1.15 A N/A N/A 0.05A x ___ _________ 256 MB 2.90 A N/A N/A 0.14 A x ___ _________ Total _________ 1 Choose the worst case active bank(s) for your calculation. 2 Slot positions and amount of 32 MB cards determine the number of active banks. 3-4

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Configuration
Power Budgeting
3-4
Figure 3-1
Model 744 Memory Slots
Table 3-1
Model 744/132L Memory Card Current Usage
Worksheet
Memory
Card
Size
First
Active
Bank
1
Second
Active
Bank
Third
Active
Bank
Inactive
Banks
Totals
(+5V)
32 MB
2
1.15 A
1.15 A
1.15 A
0.05A x ___
_________
64 MB
2.6 A
N/A
N/A
0.1 A x ___
_________
128 MB
1.45A
N/A
N/A
0.07 A x ___
_________
16 MB
1.15 A
N/A
N/A
0.05A x ___
_________
256 MB
2.90 A
N/A
N/A
0.14 A x ___
_________
Total
_________
1
Choose the worst case active bank(s) for your calculation.
2
Slot positions and amount of 32 MB cards determine the number of active banks.
Slot 3
Slot 2
Slot 1
Slot 0
Model 744 Board Computer
Memory Slots