This document is the owner's manual for the V509990 R1 1 IP 16 1000 CP Printed in Japan ANALOG INPUT UNIT ANALOG INPUT BOX -ML8 ANALOG INPUT UNIT -AD8 ANALOG INPUT UNIT -ML4AD4. It describes the features and characteristics of the product.
The Yamaha AI8 is an analog input box specifically designed for the Yamaha PM1D digital audio mixing system. It serves as a bridge to connect analog signals to the DSP unit (DSP1D/DSP1D-EX) engine, which is controlled via the CS1D control surface. The unit can accommodate up to ten AI8 boxes connected to each DSP engine and supports various installable cards, including LMY2-ML for MIC/LINE inputs and LMY4-AD for AD inputs.
The manual provides detailed instructions on front panel controls such as the INPUT UNIT ID indicator, PHANTOM MASTER switch, POWER ON/OFF switch, and CONTROL PORT switch. It also explains rear panel connectivity options, including OUTPUT connectors A, B, C for multi-channel digital audio signals, and WORD CLOCK IN/OUT jacks for synchronization. Important safety precautions regarding rack mounting, ventilation, and power connections are included.
| Sampling frequency (external sync) | 39.69 kHz — 50.88 kHz |
|---|---|
| Power supply USA and Canada | 120 V, 60 Hz |
| Power supply Others | 230 V, 50 Hz |
| Power consumption | 120 W |
| Dimensions (W x H x D) | 480 mm x 141.5 mm x 466.8 mm |
| Weight | 15.4 kg |
Up to ten AI8s can be connected to each DSP1D/DSP1D-EX.
It turns phantom power on and off for all headphone amplifiers on input connectors equipped with the LMY2-ML analog input card.