Data Modules
Passport 4400 Hardware Installation Module
7-3
Low-speed Data Services Modules
The Legacy Data Module (LDM) provides interface ports to support legacy data
protocols in Passport 4400. Additional interface ports are supported through the
use of the Legacy Data Expansion Module (LEM).
Figure 7-3. Legacy Data Module
Figure 7-4. Legacy Data Expansion Module
Back
Indicators
Stacking
Connectors
Rear View
Pins for LDM Memory
Expansion Card
Back
Indicators
Stacking
Connectors
Rear View
Summary of Contents for Passport 4400 Series
Page 1: ...Passport 4400 Hardware Installation Manual Part Number 800 1951 20 Rev A June 1998...
Page 8: ...viii...
Page 10: ...Hardware Installation Manual About this document About this document 2...
Page 30: ...Introduction Passport 4400 Hardware Installation Manual 1 20...
Page 58: ...Connecting the Expansion Modules Passport 4400 Hardware Installation Manual 4 12...
Page 66: ...Ethernet Base Module and Interface Modules Passport 4400 Hardware Installation Manual 5 8...
Page 94: ...Analog Voice Modules Passport 4400 Hardware Installation Manual 8 16...
Page 104: ...T1 E1 and Digital Voice Modules Passport 4400 Hardware Installation Manual 9 10...
Page 110: ...Power Supply Passport 4400 Hardware Installation Manual 10 6...
Page 142: ...Index 4...
Page 143: ......