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WARNING: the information contained in this manual are considered to be reliable and accurate. M2Tech reserves the right to change or modify the information any time, without prior advice. It’s up to the customer to ensure that the manual being consulted is the latest version.
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A – JUNE 2014 www.m2tech.biz Dear customer, Thank you for purchasing VAN DER GRAAF. You are the owner of a very high quality power supply with many unique features, designed to obtain the best performance in conjunction with every M2Tech product.
Should one or more item be missing, please contact your retail dealer. Remove the VAN DER GRAAF from the foam enclosure and place it onto a stable base, far from heat sources. Avoid full sunlight on the unit. Allow for ample room around the unit for venting.
2. Front Panel Figure 1 1) Global enable button. Push this button to activate the VAN DER GRAAF when it’s in standby (LED 4 on and LED 3 off). Following the operation of this button, all outputs previously enabled by the user with their buttons (item 2, Fig. 1) will activate, in the same sequence as the user manually activated them, with 1 second intervals.
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2) Single output enable buttons. When the VAN DER GRAAF is active (both LED 4 and 3 on), it is possible to toggle each output by pushing the related button. 3) General enable LED. It’s on when the VAN DER GRAAF is active. It blinks when enabling and disabling outputs.
+5V/+15V/-15V (e.g. the Marley) to this outputs using the stock cables. Female 4-pole XLR sockets. 7) Single voltage outputs. Connect M2Tech units provided with input for single 15V or 9V supply and maximum current sink 500mA (e.g. the Young DSD) to this outputs, using the stock cables.
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10) Power switch. Push this switch to toggle VAN DER GRAAF power. When powering the unit, LED 4 (Fig. 1, Pag. 11) will glow and the VAN DER GRAAF will enter standby. 11) Fuse holder. It holds 2 slow blow 2.5A fuses.
Connect the stock power cord to VAN DER GRAAF power socket(Fig. 2, 9) and to a wall outlet. Push the power switch on the back panel (Fig. 2, 10) to turn the VAN DER GRAAF on. The power LED on the front panel (Fig. 1, 4) will glow. The VAN DER GRAAF will enter standby, waiting for enabling by the user.
5. Cleaning the Unit The VAN DER GRAAF should be cleaned with a soft, slightly damp cloth. Do not use alcohol or any other types of cleaning fluids as they could damage the unit. Avoid fluids from dropping or leaking inside the unit. Fluids of any type poured into the unit will void your warranty.
6. Outputs Toggle When the VAN DER GRAAF is in standby (only LED 4 on), it is possible to activate it pushing the global enable button (Fig. 1, 1). Immediately after this button operation, the global enable LED (Fig. 1, 3) starts blinking and the previously enabled outputs are activated in the order chosen by the user, at one second intervals.
6.1. Setting and changing the activation sequence Please refer to the VAN DER GRAAF as it is right after delivery from the dealer, turn it on and push the global enable button. The global enable LED turns on. No output is active (all output enable LED ‘s are off).
Whenever an overload condition is detected, it’s recommended that user turns the VAN DER GRAAF off and detaches all powered units. Each unit must then be checked with its stock wall adaptor to find out which unit is defective.
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