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Chapter 1 Product Overview
Functional Overview
•Four environmental
•Boot
•Flash memory single
•NVRAM onboard flash
Figure 1-6 Network Processor Card
Back |
| Environmental |
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| sensor |
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| Polarization |
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| notch alignment | |
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| SDRAM |
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| DIMM 1 |
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| SDRAM |
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| DIMM 2 |
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| Environmental |
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| sensor |
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| Environmental |
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| SDRAM DIMM 0 |
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| (always 64 MB) |
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| 37852 |
Environmental | NVRAM | Polarization |
| Flash memory |
sensor |
| notch alignment | Boot ROM | SIMM |
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Table
Table
| Memory Type | Size | Quantity | Description | Location | |||
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| SDRAM packet | 64 MB | 1 fixed | Fixed at 64 MB DIMM at the factory | DIMM 0 = U16 | |||
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| SDRAM slot |
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| SDRAM system | 128 to 256 MB | 2 configurable | 64 or | DIMM 1 = U13 | |||
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| SDRAM slots | SDRAM required) | DIMM 2 = U14 | |||
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| Boot ROM | 512 KB | 1 | OTP1 ROM for the ROM monitor program | Socket U21 | |||
| Flash memory | 8 MB | 1 | Contains the default boot helper image | Flash SIMM | |||
| SIMM |
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| NVRAM | 128 KB | 1 | Nonvolatile EPROM for the system | U69 | |||
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| configuration file |
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| Cisco uBR7100 Series and Cisco uBR7100E Series Universal Broadband Router Hardware Installation Guide |
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