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9

DISPLAY ON-OFF Function 
 

Turning the display OFF:  The VK-40 display can be turned OFF or ON at any time by 
simply pressing the DISPLAY button on your VK-R3 remote control transmitter.   
 
With the display OFF, issuing any remote control command that would normally require a 
display change (i.e.: Volume, Input selection, Fade) will automatically turn the display back 
ON. 

 
 
MUTE Function: 
 
The VK-40 has two mute modes: manual and automatic.  The blue LED above the Mute button 
goes ON when the unit is in MUTE state.  To MUTE the VK-40, depress the MUTE button located 
on the right side of the front panel.  Depressing this button again will return the unit to its normal 
operation and turn the mute LED off. 
 
When the unit is powered up it automatically self-mutes until the proper operating points of the 
circuitry are reached.  It will then automatically go into Play mode, provided the Mute function was 
not activated (the blue Mute LED is Off). 
 
Turning the VK-40 OFF even for a short time, will make the unit reset its power sequencing circuit 
and mute its output.  It will then require 50 seconds for the unit to become operational again. 
 

Summary of Contents for VK-40

Page 1: ...____________________________ Address _______________________________________ _______________________________________ IMPORTANT NOTE In order to receive the full five year product warranty please mail...

Page 2: ...2 VK 40 Solid State Balanced Stereo Preamplifier Owner s Manual 1300 First State Blvd Suite A Wilmington DE 19804 Tel 302 999 8855 Fax 302 999 8818...

Page 3: ...lection 7 VOLUME knob 7 DISPLAY format 8 FUCTION button 8 DISPLAY ON OFF function 9 MUTE function 9 VK 40 PROGRAMMABLE FUNCTIONS 10 Parameter Definitions 11 PROGRAMMING THE VK 40 11 BALANCE adjustment...

Page 4: ...re DO NOT operate with the cover removed DO NOT expose to rain or moisture DO NOT defeat the ground power plug DO NOT replace fuse with anything other than the same type and rating as supplied by the...

Page 5: ...negative For the VK 40 use either the Main 1 or Main 2 XLR Output for connection to your power amplifier Both yield equivalent results Single Ended Components Single ended components have RCA connect...

Page 6: ...On it will automatically go through a gentle power on sequence This sequence takes 50 seconds during which time the display and the Standby LED will be flashing indicating the status of the unit 1 Th...

Page 7: ...ime the signal cables are changed or any other system configuration changes are being made This function is also accessible via the VK R3 remote control LED OFF Unit in Play mode LED ON Output Muted I...

Page 8: ...nels are identical 4 Volume setting three digits with the full range of 000 to 140 See programming section on Maximum Volume Setting FUNCTION Button This button puts the unit in its programming mode I...

Page 9: ...ton goes ON when the unit is in MUTE state To MUTE the VK 40 depress the MUTE button located on the right side of the front panel Depressing this button again will return the unit to its normal operat...

Page 10: ...ls the Function button and Volume knob or corresponding remote control buttons Function and Volume Up Down buttons Every unit comes from the factory with a default set of parameters stored in its memo...

Page 11: ...udio Video installations With this flexibility it is possible for example to set the CD input to be Stereo and Non Inverting while the Phono input would be Mono and Inverting PROGRAMMING THE VK 40 NOT...

Page 12: ...input is used as the reference Let s presume that the PH1 input the weaker source is then programmed to play at 20 counts higher Its volume offset will then read 20 The user can later select the PH1 i...

Page 13: ...d STEREO Use the volume knob to set the condition to STEREO MONO or LAST Exit the programming mode by pressing and holding the Function button NOTE In the LAST mode the state of the Phase switch will...

Page 14: ...see below UNITY gain for the VK 40 preamplifier correspond to the following volume setting CNTS display mode 100 Counts DBU 00 0dB DBM 20 0dB Exit the programming mode by pressing and holding the Func...

Page 15: ...ource The examples may include CD 2 DVD1 JOHN VKD5 MARY BOB1 etc To program the input name do the following Select the desired input Press the Function button eight times The first character of the in...

Page 16: ...te allowing for more flexible control when large changes in volume are required Mute Pressing this button will cause the MUTE function in the VK 40 to toggle between ON and OFF states The Mute LED on...

Page 17: ...STANDBY state simply press the POWER button on the VK R3 remote control transmitter Fuse Protection A blown fuse in the VK 40 is an indication of a serious problem If a replacement fuse fails as well...

Page 18: ...uthorized agents 4 Remedy If this product contains a materials manufacturing or workmanship defect that cannot be repaired at the dealership where the product was purchased it must be packed in origin...

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