Amiga Miscellaneous Peripherals


Phoenix Board

> Company: Phoenix Microtechnologies, Australia
> Date: 1990
> Amiga: A1000
> Interface: trapdoor slot
> Autoconfig ID: ID2101 / 34

Replacement A1000 Motherboard
Replaces The Original A1000 Motherboard
Includes All Ports Of The Original A1000 Motherboard
Adds A Zorro II And A Video Slot
Paula, Denise, The CIAs And The 68000 Have To Be Transfered From The Old Motherboard
Agnus Is Not Transfered, It Is Replaced By Fat Agnus
ECS Compatible
Kickstart 1.3 Preinstalled
Can Hold Four Kickstarts, Two Of Which Can Be Selected With The Kickstart Swap Switch
Two Sockets For Standard Commodore Kickstart ROMs
Four Sockets For A Set Of Up To 4&Times;8 Megabit EPROMs
One Socket For A 16 Bit Wide EPROM (8 Megabit)
Internal RS232 Serial Header (Same As On The A2000 Motherboard)
Monochrome Video Output (RCA) Instead Of The A1000’S Composite Colour Output
PGA FPU Socket And Oscillator Socket
Disk Drive Swap Switch – Allows Booting From A Floppy Disk Drive Other Than DF0:
Software Switching Of The 7.5 KHz Audio Filter – Disabling The Filter Dramatically Improves Sound Quality
Battery Backed Up Clock
All Chips Are Socketed

Memory On Motherboard
16 DIP Sockets Accept Up To 2 MB RAM
Accepts 256k&Times;4 DIPs In Groups Of Four
Possible Configurations:
512 KB Chip RAM
512 KB Chip + 512 KB Fast RAM
1 MB Chip RAM
1 MB Chip + 1 MB Fast RAM
2 MB Chip RAM (Requires Super Agnus To Be Installed)

Optional Memory Daughterboard ()
16 ZIP Sockets For 8 MB RAM
Takes 1M&Times;4 ZIPs
Connects Into The 96 Pin DIN Connector

SCSI Controller
Autoboot ROM
5380 Controller IC
50 Pin Internal SCSI Header
Optional DB25 External Connector Kit
Optional Internal Hard Disk Mounting Kit
SCSI-Direct Support
Does Not Support The RDB Standard
On Revision I Motherboards A Hardware Interrupt Logic Is Implemented
Allows The SCSI Subsystem To Work With Disconnect/Reconnect And Diskchange Interrupts
Provides Better Compatibility With SCSI2 Hardware And CD-ROMs
Increases Performance Of Non-HD Devices
A-Max Driver

Optional Genlock Clock Module
With A 2 MB ECS Agnus Genlocks Are Not Supported Without This Module
Connects Into The Oscillator Socket Of The Phoenix Motherboard

Images

Amiga Phoenix Board

Front: Phoenix Board front view