Overview
1-6
ISA Bus Devices
The ISA bus interface is provided by the PicoPower V3 chip.
Audio
Audio support is provided by the ES1878 chip. This chip
provides the following functions:
•
Monophonic full-duplex operation using two DMA
channels.
•
I
2
S interface to internal stereo D/A for external Zoomed
Video port.
•
Complete general interrupt mapping including the
sharing of all interrupts.
•
Support for 16-bit Stereo, FM Synthesizer, MPU-401,
and MIDI.
•
Self-timed joystick port.
•
Hot docking 6-pin interface to expansion audio mixer
(ES978).
BIOS
The system BIOS is implemented using the Intel 28F002BX-T
2 MB Boot block Flash ROM.
Summary of Contents for Digital HiNote Ultra 2000 series
Page 7: ...Contents iv ...
Page 9: ...Preface vi ...
Page 21: ...Overview 1 12 DEC01156 Figure 1 2 Front and Right Side View 12 1 Display ...
Page 23: ...Overview 1 14 DEC01154 Figure 1 3 Front and Left Side View 12 1 TFT Display ...
Page 25: ...Overview 1 16 DEC01151 Figure 1 4 Back View ...
Page 27: ...Overview 1 18 DEC01152 Figure 1 5 Bottom View ...
Page 49: ...System Restoration 2 16 ...
Page 104: ...FRU Replacement 5 5 2 3 or 4 1 5 8 7 DEC01439 6 Figure 5 1 DIGITAL HiNote Ultra 2000 Series ...
Page 108: ...FRU Replacement 5 9 Figure 5 5 Removing the Keyboard ...
Page 110: ...FRU Replacement 5 11 Figure 5 6 Releasing the HDD ...
Page 111: ...FRU Replacement 5 12 Figure 5 7 Removing the Hard Drive ...
Page 115: ...FRU Replacement 5 16 Figure 5 10 Removing Keyboard Deck Screws ...
Page 117: ...FRU Replacement 5 18 Figure 5 11 Removing LCD Assembly Hinge Screws ...
Page 121: ...FRU Replacement 5 22 1 2 3 4 5 3 6 DEC01438 Figure 5 13 DIGITAL HiNote Ultra 2000 ...
Page 122: ...FRU Replacement 5 23 ...