DIALOGIC CORPORATION
D/40A, D/40B, D/41A, D/41B
| Card Type | Telephony | 
| I/O Options | AEB bus | 
| Data Bus | 8-bit ISA | 
| Line Type | Loop-start, ground-start (answer only) | 
 
| CONNECTIONS | |||
| Function | Label | Function | Label | 
| Lines 1 & 2 | CN1 | Analog expansion bus | P3 | 
| Lines 3 & 4 | CN2 | ||
| USER CONFIGURABLE SETTINGS | |||
| Setting | Label | Position | |
| » | Base I/O address is D000h | JP5 | Open | 
| Base I/O address is A000h | JP5 | Closed | |
| » | IRQ termination enabled | JP7 | Closed | 
| IRQ termination disabled | JP7 | Open | |
| » | Board will use internal loop-start interface for input | JP8 | Installed | 
| Board will use T1 interface via AEB bus for input | JP8 | Not installed | |
| » | Disabled board will not answer incoming calls | SW1/4 | Off | 
| Disabled board will send busy signal to incoming calls | SW1/4 | On | |
| Note:If multiple D/4x cards are installed in a system, JP7 should be closed for only one of them. | |||
| INTERRUPT | |||||||
| Setting | JP1/A | JP1/B | JP1/C | JP1/D | JP1/E | JP1/F | |
| » | IRQ2 | Closed | Open | Open | Open | Open | Open | 
| IRQ3 | Open | Closed | Open | Open | Open | Open | |
| IRQ4 | Open | Open | Closed | Open | Open | Open | |
| IRQ5 | Open | Open | Open | Closed | Open | Open | |
| IRQ6 | Open | Open | Open | Open | Closed | Open | |
| IRQ7 | Open | Open | Open | Open | Open | Closed | |
| Note:All D/4xx boards in the system should be set to the same interrupt. | |||||||
| BASE I/O ADDRESS OFFSET (BOARD NUMBER) | |||||
| Setting | Board Number | SW1/1 | SW1/2 | SW1/3 | |
| » | 000h | 1 | Off | Off | Off | 
| 200h | 2 | Off | Off | On | |
| 400h | 3 | Off | On | Off | |
| 600h | 4 | Off | On | On | |
| 800h | 5 | On | Off | Off | |
| A00h | 6 | On | Off | On | |
| C00h | 7 | On | On | Off | |
| E00h | 8 | On | On | On | |