JVC DLA-NZ8 Operation Manual - Page 88
Noise is heard, Unable to connect to LAN terminal, There are small black or colored dots on the screen
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Noise is heard Check Is the exhaust vent blocked? Is the unit used near a heater or airconditioner? Are you viewing 3D video images? Is "LD Power" set to "High"? Is the "8K e-shift" setting for "MPC" switched? Action Refer to Check the installation condition of the projector. P. 20 When the surrounding temperature of the projector is high, the fan revolution speed increases to protect the projector unit, hence a louder operating sound. "LD Power" is set automatically to "High" to ease viewing P. 57 of 3D video images, hence a louder fan operating sound. If you are bothered by the sound, set it to "Low". Setting "LD Power" to "High" increases the fan rotation P. 57 speed, and noise would be louder as a result. Switching sound is generated. This is not a malfunction. - Unable to connect to LAN terminal Check Action Refer to Has a network password been Configuration of a network password is necessary before P. 79 configured? (DLA-NZ9BK, DLA-NZ8BK, connecting to the LAN terminal. Configure the network DLA-NZ7BK, DLA-RS4100K, DLA- password. RS3100K, DLA-RS2100K) There are small black or colored dots on the screen The D-ILA device is manufactured using high-precision technologies, but there may be some (less than 0.01%) missing pixels or pixels that remain permanently lit. This is not a malfunction. Troubleshooting 88