Troubleshooting
RUBY-9715VG2AR User’s Manual 5-11
IRQ #7 Parallel Port
IRQ #8 Real-time Clock
IRQ #9 ACPI Controller
IRQ # 9 USB 1.0/1.1 UHCI Controller
IRQ #10 Unassigned
IRQ # 11 Display Controller
IRQ #11 Network Controller
IRQ #11 USB 1.0/1.1 UHCI Controller
IRQ #12 PS/2 mouse
IRQ #13 Data Processor
IRQ #14 IDE Controller
IRQ # 15 SMBus Controller
IRQ #15 Multimedia Device
IRQ #15 Network Controller
It is then very easy to find out which IRQ resource is ready for additional
peripherals. If IRQ resource is not enough, please disable some devices listed above
to release further IRQ numbers.
5.4 FAQ
Unboot problem
Symptom: After setting up my system, RUBY-9715 just cannot boot up or power
on without any picture on screen.
Solution: RUBY-9715 is designed based on ATX 2.03 spec. Therefore, 5V Standby
efficiency must be greater than 50% with a minimum loading of 100mA. If
RUBY-9715 cannot neither boot up nor boot up without any screen, please
check your power supply spec. or connect RUBY-9715 with ATX 2.03
Power Supply.
Symptom: RUBY-9715VG2A keeps beeping, and no screen has shown.
Solution: In fact, each beep sound represents different definition of error message.
Please refer to table as following
Beep sounds Meaning Action
One long beep with one
short beeps
DRAM error Change DRAM or reinstall it
One long beep
constantly
DRAM error Change DRAM or reinstall it
One lon
beep with two
short beeps
Monitor or Display
Card error
Please check Monitor connector
whether it inserts properly
Beep rapidly Power error warnin
Please check Power mode setting
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