Acer Veriton M670, Service Manual

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Floppy disk drive Interface
Item Specification
Floppy disk drive controller Super I/O ITE 8720
Floppy disk drive controller resident bus ISA bus
Support FDD format
360KB, 720KB, 1.2MB, 1.44MB, 2.88MB
USB Port
Item Specification
Universal HCI USB 2.0/1.1
USB Class Support legacy keyboard for legacy mode
USB Connectors Quantity 4 ports for front daughter board
4 ports for rear I/O
2 ports for internal card reader.
Environmental Requirements
Item Specification
Temperature
Operating
+5°C ~ +35°C
Non-operating -20 ~ +60°C (Storage package)
Humidity
Operating
15% to 80% RH
Non-operating 10% to 90% RH
Vibration
Operating
(unpacked) 5 ~ 500 Hz: 2.20g RMS random, 10 minutes per axis in all 3 axes
5 ~500 Hz: 1.09g RMS random, 1 hour per axis in all 3 axes