User`s manual

6.2. APOLLO IV I/O BOARD ..............................6-86
6.2.1. Locating Jumpers & Connectors..............6-86
6.2.2. Jumpers & Jumper Setting.....................6-87
6.2.2.1. JP1: Keyboard Power Select ............6-87
6.2.2.2. COM port Power Selection................6-87
6.2.3. Connectors & Pin Assignment.................6-88
6.2.3.1. KB1: PS/2 Keyboard Connector ........6-89
6.2.3.2. KBMS: PS/2 Mouse .........................6-89
6.2.3.3. COM1, COM2, COM4: DB-9 .............6-89
6.2.3.4. CN1: DC Power Output...................6-90
6.2.3.5. LPT1: D-SUB-25 Parallel Port............6-90
6.2.3.6. CRT1: VGA (D-SUB 15 Pin) ..............6-90
6.2.3.7. FDD1: External FDD Connector.......6-91
6.2.3.8. J11: USB 1, USB2 Connector..........6-91
6.2.3.9. DIO1: RJ-11 Connector ...................6-91
6.2.3.10. LAN1: RJ-45 Ethernet Connector ......6-91
6.2.3.11. MIC1.............................................6-92
6.2.3.12. LINE 1...........................................6-92
6.2.3.13. SPK 1............................................6-92
6.2.3.14. SCSI 1: PRT Port/Serial Port/DIO Port6-93
6.2.3.15. SCSI 2: KB/MS/VGA/LAN USB/FDD...6-94