_ 100-position
_____________________________________| D Shell female
| | Base Card ______________________| ________
| | 53F2603 | Interface Card | | |
| | FFC B69 | 6-Port X.21 |________T5_____| Port 0 |
| | #7006/7008 | 04G5500 B74 #7048 | | Port 1 |
| | |______________________| | Port 2 |
|_|_______ _ ___ | | Port 3 |
|_|||| ||||||||||||||_| |_| | Port 4 |
| | Port 5 |
__________________ |________|
| 1mb 53F2662 | 1MB 53F2660
| 2mb 53F2666 | 2MB 53F2664
|__________________| 04G5501 (15F8867)
T5- Interface Cable & Box 6-Port X.21 B83 1.2m #7104