Epson EISA Tower Manual de información del producto - Página 8

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EISA Series Tower
The tables below
list the possible error messages and tone codes.
Power-on diagnostic error messages
Message
No timer tick interrupt
Shut down failure
Unexpected interrupt in protected mode
Power-on diagnostic error tone codes
1-1-3
8KB and real-time clocks CMOS write/read failure
1-14
I 1-3-2
I Wrong memory installation
1-3-3
First 64KB RAM chip or data line failure (multi-bit)
First 64KB RAM odd/even logic failure
1-34
1-4-1
First 64KB RAM address line failure
14-2
First 64KB RAM parity test failure
Fail-safe timer test failure
1-4-3
1-4-4
Software NMI port teat failure
First 64KB RAM or data line failure bit 0
2-1-1
First 64KB RAM or data line failure bit 1
2-1-2
First 64KB RAM or data line failure bit 2
2-1-3
2-14
First 64KB RAM or data line failure bit 3
2-2-1
2-2-2
First 64KB RAM or data line failure bit 6
2-2-3
2-24
First 64KB RAM or data line failure bit 7
First 64KB RAM or data line failure bit 8
2-3-1
2-3-2
First 64KB RAM or data line failure bit 9
2-3-3
24-2
2-4-3
2-4-4
First 64KB RAM or data line failure bit F
3-1-1
Slave DMA register lest failure
3-1-2
Master DMA register test failure
Master interrupt mask register test failure
3-1-3
3-1-4
Slave interrupt mask register leaf failure
3-24
Keyboard controller test failure
3-3-4
Video memory test failure
34-1
Display initialization test failure
Display retrace test failure
34-2
4-2-1
Timer tick interrupt test failure
4-2-2
Gate A20 failure
4-2-3
4-24
4-3-1
Tower-8
Gate A20 failure
Unexpected Interrupt in protected mode
RAM failure above address 0FFFFh
interval timer channel 2 failure
Power-on diagnostic error tone codes
Description
4-3-3
lnterval timer channel 2 test failure
C M
Time-of-day clock test failure
I Serial port test failure
4 4 - 2

Information Reference List

Engineering Change Notices
None.
Technical Information Bulletins
None.
Product Support Bulletins
None.
Documentation
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