Zoom UAC-8 - Troubleshooting; Device Selection and Connectivity Issues; Audio Playback and Recording Issues; Digital Sync and Output Issues

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Troubleshooting
Troubleshooting
Cannot select or use the device
t$POmSNUIBUUIF
is connected to the computer correctly.
t$POmSNUIBUUIF
CLASS COMPLIANT MODE switch is set
to OFF.
t2VJUBMMUIFTPGUXBSFUIBUJTVTJOHUIF
, and use the POWER
switch to turn the
off and on again.
t3FJOTUBMMUIFESJWFS
t$POOFDUUIF
directly to a USB port on the computer. Do
not connect it to a USB hub.
Cannot use with an iPad
t5VSOUIF
power off, and set the CLASS COMPLIANT MODE
switch to ON. Then, turn the power on again.
Playback sound cannot be heard or is quiet
t$IFDL UIF TQFBLFS DPOOFDUJPOT BOE WPMVNF TFUUJOHT PO UIF
speakers.
t"EKVTUUIF
MAIN OUTPUT and/or PHONES 1/2 volume.
t6TF
to check the built-in mixer settings.
t$POmSNUIBUUIF4PVOETFUUJOHPGUIFDPNQVUFSUIBUZPVBSFVTJOH
is set to "ZOOM UAC-8".
Recorded audio is too loud, too quiet or silent
t"EKVTUUIF
input gain levels
t8IFOVTJOHBDPOEFOTFSNJDUVSOQIBOUPNQPXFSPO
t$POmSNUIBUUIF4PVOETFUUJOHPGUIFDPNQVUFSUIBUZPVBSFVTJOH
is set to "ZOOM UAC-8".
The sound of the device connected to the input jack is distorted
t$POGJSN UIBUUIF MFWFMJOEJDBUPST BSFOPU MJHIUJOH SFE *G UIFZ BSF
lighting red, lower the input levels.
If you think that the is operating strangely, check the following items first.
Sound skips during playback or recording
t*GZPVDBOBEKVTUUIFBVEJPCVGGFSTJ[FPGUIFTPGUXBSFUIBUZPVBSF
using, increase the buffer size.
t5VSO UIF BVUPNBUJD TMFFQGVODUJPO BOE PUIFSDPNQVUFS QPXFS
saving settings OFF.
t$POOFDUUIF
directly to a USB port on the computer. Do
not connect it to a USB hub.
Cannot play or record
t$POmSNUIBUUIF4PVOETFUUJOHPGUIFDPNQVUFSUIBUZPVBSFVTJOH
is set to "ZOOM UAC-8".
t$POGJSNUIBU
is set for input and output in the software
that you are using.
t$POmSNUIBUUIF
is connected to the computer correctly.
t2VJUBMMUIFTPGUXBSFUIBUJTVTJOHUIF
, and disconnect and
reconnect the USB cable connected to the
.
Sound skips during digital input or output
t$POGJSN UIBU UIF EFWJDF VTFE GPS BVEJP DMPDLTZODISPOJ[BUJPOJT
connected correctly.
t*GUIF
is t he m a ster, confir m tha t aud io cl ock is
synchronized on the connected device.
t*GUIF
is the slave, use to confirm that the
CLOCK SOURCE is set to the connection used for audio clock
synchronization.
t*GUIF
is the slave, confirm that the CLOCK SOURCE
indicator is not blinking.