MPC Audio Adapter (250-1099) Troubleshooting Faxback Doc. # 2711 ┌─────────────────┬──────────────────────────────────────────────────────┐ │PROBLEM │POSSIBLE SOLUTIONS │ ├─────────────────┼──────────────────────────────────────────────────────┤ │No Audio │Check the speaker or headphone connection. │ │ │ │ │ │Check that the audio adapter's volume control is │ │ │properly adjusted. │ │ │ │ │ │Check the volume setting of the mixer. │ │ │ │ │ │If you are using a Sound Blaster-compatible or │ │ │AdLib-compatible MS-DOS application, set the │ │ │audio port address, audio DMA channel, and audio │ │ │interrupt jumpers to the default settings. │ │ │ │ │ │Running some Sound Blaster-compatible applications │ │ │may require using the default interrupt, DMA channel, │ │ │and port address settings of the audio adapter. │ │ │If you change the adapter's audio interrupt, audio │ │ │port, or audio DMA channel, be sure to update the │ │ │audio driver settings with the Windows Control Panel │ │ │and change the SET BLASTER command line in the │ │ │AUTOEXEC. BAT file. Refer to the Audio Adapter │ │ │Software Setup bulletin for more information. │ │ │ │ │ │Some computer contain a sound chip that uses DMA │ │ │Channel 1. After using the computer's built-in │ │ │sound features, you must restart the system to use the│ │ │audio adapter's sound. The Tandy 1000 series │ │ │computers (such as the Tandy 1000RSX) and the Tandy │ │ │2500 series computers (such as the Tandy 2500 RSX and │ │ │2500 SX/33) contain a sound chip. │ ├─────────────────┼──────────────────────────────────────────────────────┤ │Repeating Audio │This might indicate an interrupt conflict. Run TEST │ │ │-SBP to check for a conflict with the adapter. If you│ │ │change the adapter's audio interrupt, audio port, or │ │ │audio DMA channel, be sure to update the audio driver │ │ │settings with the Windows Control Panel and change the│ │ │SET BLASTER command line in the AUT0EXEC.BAT file. │ │ │Refer to the Audio Adapter Software Setup Bulletin for│ │ │more information. │ │ │ │ │ │Be sure the CD is free of dust and scratches. │ │ │ │ │ │Handle CDs by their edges only. │ ├─────────────────┼──────────────────────────────────────────────────────┤ │Blank Screen │Be sure the monitor is turned on. │ │ │ │ │ │Check the monitor's brightness and contrast control. │ │ │ │ │ │Check the cable connections. │ ├─────────────────┼──────────────────────────────────────────────────────┤ │Video is not │Run the adapter or Windows setup program to verify │ │clear │that the 256-color, 640x480 driver is selected. │ ├─────────────────┼──────────────────────────────────────────────────────┤ │CD application │Be sure the CD is free of dust and scratches. │ │does not run, or │ │ │system returns to│Handle CDs by their edges only. │ │MS-DOS or Windows│ │ │ when the │Be sure the CD is inserted label side up. │ │application is │ │ │selected. │This problem can result from an interrupt conflict. │ │ │If you change the adapter's audio interrupt, audio │ │ │port, or audio DMA channel, be sure to update the │ │ │audio driver settings with the Windows Control Panel │ │ │and change the SET BLASTER command line in the │ │ │AUTOEXEC.BAT file. Refer to the Audio Adapter │ │ │Software Setup Bulletin for more information. │ │ │ │ │ │Be sure the settings of the audio drivers match the │ │ │adapter's jumper settings. Refer to the audio │ │ │software setup bulletin for information. │ │ │ │ │ │Be sure the CD-ROM drive's power cable is securely │ │ │connected. │ │ │ │ │ │If your CD-ROM drive is a CDR-1501, check that you │ │ │have resolved the CD-ROM port address conflict between│ │ │the audio adapter and the CDR-1501 port address. │ │ │Refer to "Hardware Setup." │ │ │ │ │ │Run Windows in standard mode by entering the WIN/S │ │ │command at the MS-DOS prompt. │ └─────────────────┴──────────────────────────────────────────────────────┘ ┌──────────────────────────────────────────┬──────────────────────────────┐ │ PROBLEM │ POSSIBLE SOLUTION │ ├──────────────────────────────────────────┼──────────────────────────────┤ │ While playing an audio track, you │ Wait until the end of the │ │ cannot return to the main menu. │ track or stop the track. │ │ │ The system cannot access │ │ │ the menu while a CD is │ │ │ playing. │ ├──────────────────────────────────────────┼──────────────────────────────┤ │ TEST-SBP program halts │ The program has detected │ │ │ a conflict between the │ │ │ adapter and another device. │ │ │ Refer to the adapter user's │ │ │ guide to correct the │ │ │ conflict. │ │ ├──────────────────────────────┤ │ │ Exit TEST-SBP. Type TEST- │ │ │ SBP/M and press ENTER to │ │ │ run the program with prompts │ │ │ for manual entry of the │ │ │ settings selected on your │ │ │ adapter. │ ├──────────────────────────────────────────┼──────────────────────────────┤ │ MS-DOS audio applications do not │ Set the audio adapter │ │ run properly │ jumpers to the original │ │ │ (default) settings, if │ │ │ possible. Refer to the │ │ │ adapter user's guide. │ ├──────────────────────────────────────────┼──────────────────────────────┤ │ Error message indicates an │ Press ENTER to clear the │ │ inadequate video driver │ message from the screen. │ │ │ If you installed a 256- │ │ │ color VGA driver, ignore │ │ │ the message. │ └──────────────────────────────────────────┴──────────────────────────────┘ (smc-11/24/93)