PCB Description
|
| 1. D5MBUA ( IP28 Motherboard ) |
| 2. D5TKUA ( Trunk Card Unit ) |
| 3. D5DLUA ( Digital Key Station Card ) |
| 4. D4HYUB ( Hybrid Station Card ) |
| 5. D4SLCA ( Analog SLT Station Card ) |
| 6. D4VSCA ( Voice Service Card ) |
| 7. D4MFCA ( Multi Function Door Phone Card ) |
| 8. D5EPXA ( Sub-Control Board for Expansion Cards ) |
| 9. D5IPXA ( VoIP Card ) |