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Advanced display functionality 

 

This unit contains the ability to sense the ambient light level in the room and adjust the 
display and LEDs accordingly.  While the factory settings will work for most situations, 
there may be times when adjustment to the settings is useful.  There are three main 
sections to the advanced display functionality: 
 
Adjustment of display brightness 
Adjustment of LED brightness 
Restoration of the factory default settings 
 
 

Adjustment of display brightness: 

 
To access this section, first press and hold the “display” button, then concurrently press 
“1” button.  This can only be done from the front panel.  It is recommended that once this 
section is entered, that all adjustments be made with the remote at some distance from the 
unit, so as not to obstruct light from reaching the sensor.  LED #2 will light, and the 
display will show two numbers in the range 00-15, one on the left display and one on the 
right display.  The left number indicates the light level that the sensor is reporting, 0 is 
darkest and 15 is brightest.  The rightmost number indicates the display brightness setting 
for that light level, 0 is darkest and 15 is brightest.  LED#2 will be lit, which indicates 
that pressing the “up” or “down” buttons will adjust the display brightness for the current 
light level.  Pressing button #1 will turn on LED#1, which indicates that pressing the 
“up” or “down” buttons will change to a different light level setting, for which the 
display brightness could then be changed by pressing button #2.  Changes to the display 
brightness will only be visible for the current light level. 
 
To exit this section, press the “display” button. 
 

Adjustment of LED brightness: 

 
This section works identically to the above “Adjustment of display brightness” except 
that adjustment is made to the LED brightness instead of the display. 
 
To access this section, first press and hold the “display” button, then concurrently press 
“2” button. This can only be done from the front panel.  It is recommended that once this 
section is entered, that all adjustments be made with the remote at some distance from the 
unit, so as not to obstruct light from reaching the sensor.  LED #2 will light, and the 
display will show two numbers in the range 00-15, one on the left display and one on the 
right display.  The left number indicates the light level that the sensor is reporting, 0 is 
darkest and 15 is brightest.  The rightmost number indicates the LED brightness setting 
for that light level, 0 is darkest and 15 is brightest.  LED#2 will be lit, which indicates 
that pressing the “up” or “down” buttons will adjust the LED brightness for the current 
light level.   

 

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Summary of Contents for Janus

Page 1: ...Janus PREAMPLIFIER OWNER S MANUAL Aesthetix Audio Corporation 5144 N Commerce Ave Suite A Moorpark Ca 93021 Phone 805 529 9901 Fax 805 529 9902 ...

Page 2: ...a high voltage transformer heater transformer and high voltage choke All of the magnetic components are shielded by a stainless steel transformer cover which also performs double duty as a structural truss The high voltage power supply is regulated with a discrete transistor based regulator The low voltage solid state power supplies are discretely regulated Only the highest quality components are ...

Page 3: ...mit If the offending source component has a volume or gain control all that is necessary is to reduce the gain or volume of the source component In other cases it will be necessary to have the source component modified to be within industry standard specifications A clear indication that this limit is being exceeded is a raspy distortion or compression of musical peaks OPERATION STANDBY AC power i...

Page 4: ...umber the display will change to only show one number MUTE Pressing the mute button will alternately mute or unmute the unit When the mute light is illuminated the Janus is muted When muted the volume is internally set to zero and the output is shorted to ground BYPASS Bypass is used to set the unit to unity gain meaning it does not provide any gain or loss This is used when a home theater process...

Page 5: ...ypass configuration for a selected input follow the same procedure as above The tape input may also be configured for bypass The procedure is the same as above except holding the tape input button instead of the currently selected input Tape must be pre selected A special feature of using the tape input as the bypass input is that high quality analog sources can be kept in their purest form for tw...

Page 6: ...rload the line section Distortion on peaks is the most obvious indication but sometimes it can be a less obvious compression of dynamics and an upper midrange hardness Simply lowering the gain of the phono section will eliminate this problem The selected gain is stored in non volatile memory and will therefore not be lost even if the power is disconnected The mute button is active while in the gai...

Page 7: ... will therefore not be lost even if the power is disconnected The mute button is active while in the loading adjustment mode DEMAGNETIZER Pressing the demag button will activate the cartridge demagnetizer for phono section The demag light will illuminate the output will be muted and the demagnetizing signal will be applied to the cartridge When the demagnetizing cycle is complete the demag light w...

Page 8: ... or down buttons will adjust the display brightness for the current light level Pressing button 1 will turn on LED 1 which indicates that pressing the up or down buttons will change to a different light level setting for which the display brightness could then be changed by pressing button 2 Changes to the display brightness will only be visible for the current light level To exit this section pre...

Page 9: ...can only be done from the front panel LEDs 1 5 will light indicating that the unit has restored the factory settings Maintenance Do not under any condition remove the top cover while the AC power cord is connected to the unit As the power supply remains charged even with power removed wait at least 20 minutes after removing the AC power cord before attempting any maintenance Under normal condition...

Page 10: ...low blow 230v Spare fuse included in IEC power connector Tubes Phono Section V1 V2 12AX7LP V3 12AX7WB V4 6922 6DJ8 Line Section V1 12AX7WB V2 6922 6DJ8 Power Consumption Standby 20 watts Active 120 watts Dimensions 18 Width x 17 5 8 Depth x 4 3 8 Height Shipping Weight 40 lbs 18 2 Kg 10 ...

Page 11: ...f any product without obligation to purchasers of previously manufactured products and to change the prices or specifications of any product without notice or obligation to any person 3 REMEDY In the event the above product fails to meet the warranty and the above conditions have been met the purchaser s sole remedy under the limited warranty shall be to return the product to Aesthetix where the d...

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