Table of Contents
Page 4 MF0121ACP_uc.docx Manual for Node AM4
4.3.5.1. External Alarms 42
4.3.5.2. Summary Alarm 44
4.3.6. User Interface 2 Board with Optional Features 46
4.3.6.1. VSWR Module Option 46
4.3.6.2. Battery Backup Option 46
4.3.6.3. Optional Modems 48
5. MAINTENANCE 52
5.1. GENERAL 52
5.2. REPLACEMENT OF COMPONENTS 52
5.2.1. Multiband Combiner 55
5.2.2. Modem / Battery 57
5.2.3. VSWR Module (Optional) 61
5.2.4. Status LED 62
5.2.5. Power Supply 63
5.2.6. RF Card Exchange / Upgrade with Additional RF Cards 66
5.2.7. Fan Unit 67
5.2.7.1. Backside Type 67
5.2.7.2. Bottom Type 68
6. ILLUSTRATIONS 71
6.1. CABINET DRAWINGS NODE AM 71
6.2. LAYOUT 71
7. SPECIFICATIONS 72
7.1. ELECTRICAL SPECIFICATIONS 72
7.1.1. RF Card Options 72
7.1.2. Bandwidths available in UL and DL per rack (single-band cards) 74
7.1.3. Bandwidths available in UL and DL per dual-band card 75
7.2. MECHANICAL SPECIFICATIONS 77
7.3. ENVIRONMENTAL AND SAFETY SPECIFICATION 77
7.4. FEATURES 77
7.5. MODEMS 78
7.5.1. HC25 / PHS8 / PLS8 / MC88 / TRM-5 78
7.5.2. Wireless Router M!DGE (Racom) 78
8. SPARE PARTS LIST 79
9. INDEX 81
10.LIST OF CHANGES 82