PLA2678 Manual 1
Page 1
... It P H ONC NUMIIER, AND T HII: PROSLII:M YOU A RII: II:XPIt R. Tt-t EY C AN NOT, HDWIE.V~ . P YLEAUO} O. CURRCO ,,, RETUR"''' a ITItM S I "CL UOED. CNCI " a S H OULO liE I '"OR REPAIR. TI:LL Y OU THE S TATU e 0" A HAN OLI: OTHe::R CU S TOMER S e::R V tCI: S ITU A.T I ON III I . TECHNICAL DEf'AItTMI:N T~ ' IiJ.!AC'LY AN SWER ANY QU ES...' SLII:. WII: ARII: NCY RII:SPONS.SLII: FOR OAMAall: , .. You MUIIT ALSO II:N CLOSII: A COPY o r T H E ORIaiNAL RECltiPT A SPROOI'" Dr OATil: OF PURC"AIIII: TECHNICAL SUPPORT HOTLINE QUill! e:;iI S-. IMf'DItTA NTl P AC"' CA,u:rUL LY IN o,ua.
... It P H ONC NUMIIER, AND T HII: PROSLII:M YOU A RII: II:XPIt R. Tt-t EY C AN NOT, HDWIE.V~ . P YLEAUO} O. CURRCO ,,, RETUR"''' a ITItM S I "CL UOED. CNCI " a S H OULO liE I '"OR REPAIR. TI:LL Y OU THE S TATU e 0" A HAN OLI: OTHe::R CU S TOMER S e::R V tCI: S ITU A.T I ON III I . TECHNICAL DEf'AItTMI:N T~ ' IiJ.!AC'LY AN SWER ANY QU ES...' SLII:. WII: ARII: NCY RII:SPONS.SLII: FOR OAMAall: , .. You MUIIT ALSO II:N CLOSII: A COPY o r T H E ORIaiNAL RECltiPT A SPROOI'" Dr OATil: OF PURC"AIIII: TECHNICAL SUPPORT HOTLINE QUill! e:;iI S-. IMf'DItTA NTl P AC"' CA,u:rUL LY IN o,ua.
PLA2678 Manual 1
Page 2
... high quality stereo reproduction in the trunk or hatch area. * Please remember this amplifier takes to permit reasonable airflow and cooling. If you are mounting the amplifier to the vehicle's floor, check beneath the car to make all the wire connections and adjust the controls. High power au tosound system may produce sound pressure levels well over lOOdB may affect your radio reception , try to sound...
... high quality stereo reproduction in the trunk or hatch area. * Please remember this amplifier takes to permit reasonable airflow and cooling. If you are mounting the amplifier to the vehicle's floor, check beneath the car to make all the wire connections and adjust the controls. High power au tosound system may produce sound pressure levels well over lOOdB may affect your radio reception , try to sound...
PLA2678 Manual 1
Page 3
... 19 S.._ . 2 1_'Ohm POWER CONNECTION MONO CHANNEL AMPLIFIER - line fuse must be the same as possible. * Many radio ' s and other insulation is best to the battery ( + ) position terminal. Ensure that all paint or other music sources have a remote turn on feature , you can connect the RE M pole to external switch for connection of the remote turn on of the power ampli fier. An in the + 12V power cable near the battery less than 50mm...
... 19 S.._ . 2 1_'Ohm POWER CONNECTION MONO CHANNEL AMPLIFIER - line fuse must be the same as possible. * Many radio ' s and other insulation is best to the battery ( + ) position terminal. Ensure that all paint or other music sources have a remote turn on feature , you can connect the RE M pole to external switch for connection of the remote turn on of the power ampli fier. An in the + 12V power cable near the battery less than 50mm...
PLA2678 Manual 1
Page 4
... TERMINALS I I SPEAKER OUTPUT TERMINALS POWER ON LED lights up when the amplifier is energized indicating the unit is on p~ge 17. @ SLAVE Subwoofer 2· 8 ohm 18 2 CHANNEL AMPLIFIER - FEATURES PLA2378 from Min to 300Hz ; MONO CHANNEL AMPLIFIER - APPLICATIONS PLA3100DfPLA4600D MASTER INTERCONNECTION EXAMPLE 1 Subwoofer with a Single-Voiceco il MASTER/ SLAVE link like described on PROTECT LED lights indicating the amplifier has gone inlo a protection mode 3 I ~ tfi1W OO.?d WWI ~ @ - 0 -'" •• 1 [ ...... low pass (lPF), or the output of filter...
... TERMINALS I I SPEAKER OUTPUT TERMINALS POWER ON LED lights up when the amplifier is energized indicating the unit is on p~ge 17. @ SLAVE Subwoofer 2· 8 ohm 18 2 CHANNEL AMPLIFIER - FEATURES PLA2378 from Min to 300Hz ; MONO CHANNEL AMPLIFIER - APPLICATIONS PLA3100DfPLA4600D MASTER INTERCONNECTION EXAMPLE 1 Subwoofer with a Single-Voiceco il MASTER/ SLAVE link like described on PROTECT LED lights indicating the amplifier has gone inlo a protection mode 3 I ~ tfi1W OO.?d WWI ~ @ - 0 -'" •• 1 [ ...... low pass (lPF), or the output of filter...
PLA2678 Manual 1
Page 5
...;."""' ~". ~ ~~ @ I IpOWER SUPPLY TERMINALS I I SPEAKER OUTPUT TERMINALS I ~IIOW you to connect additional amplifier BASS eQ Adjust the Bass Boost from OdS to 300Hz L- // ..®®o(=®!}.._-0= -. .-.0.,.-..= = 0 0,=-M--- r:~.r0", ~ ~lli@ --~ LINE INPUT Accepts line level (RCA) inputs from O. 2 to 5 VOlls LINE OUTPUT Allows you to select lh MONO or STEREO modle IlrROSSOVER SWITCH l:Routes output of Ihe low pass { L?F), or the output of J h8 high pass ( HPF) filter , or FULL to the internal power amplifier FUSE Protects both this amplifier and Ihe automobile...
...;."""' ~". ~ ~~ @ I IpOWER SUPPLY TERMINALS I I SPEAKER OUTPUT TERMINALS I ~IIOW you to connect additional amplifier BASS eQ Adjust the Bass Boost from OdS to 300Hz L- // ..®®o(=®!}.._-0= -. .-.0.,.-..= = 0 0,=-M--- r:~.r0", ~ ~lli@ --~ LINE INPUT Accepts line level (RCA) inputs from O. 2 to 5 VOlls LINE OUTPUT Allows you to select lh MONO or STEREO modle IlrROSSOVER SWITCH l:Routes output of Ihe low pass { L?F), or the output of J h8 high pass ( HPF) filter , or FULL to the internal power amplifier FUSE Protects both this amplifier and Ihe automobile...
PLA2678 Manual 1
Page 6
... pass ( LPF) , or the output of pass ( HPF ) filter, or FULL to the internal power both this amplifier and the automobile from 40Hz to 300Hz Low Pass variable low Pass Filter from short circui t conditions TERMINA LS LED ';'Roi"c,'",iiii the amplifier is energized indicating the unit is on I~ LED Indicating the ampli fier has gone into a protection mode 5 MONO CHANNEL AMPLIFIER - APPLICATIONS PLA3100D/PLA4600D Car ster...
... pass ( LPF) , or the output of pass ( HPF ) filter, or FULL to the internal power both this amplifier and the automobile from 40Hz to 300Hz Low Pass variable low Pass Filter from short circui t conditions TERMINA LS LED ';'Roi"c,'",iiii the amplifier is energized indicating the unit is on I~ LED Indicating the ampli fier has gone into a protection mode 5 MONO CHANNEL AMPLIFIER - APPLICATIONS PLA3100D/PLA4600D Car ster...
PLA2678 Manual 1
Page 7
... 4CH mode CROSSO VER SWITCH Routes output of the high pass (HIGH) filter. APPLICATIONS PLA1800 Ri hI Car stereo system Lett @ I [INPUT MODE Allow ~ou to a protection mode 6 MONO CHANNEL AMPLIFIER - or FULL to 6. FEATURES PLA42781PLA4478 l ~ i 9h Pass variable High Pass Filter from 15Hz to 250Hz I:vLaOrWiabPleasLsow Pass Filler from 60Hz 10 200Hz ~~ NE INPUT ccepls line level ( RCA ) inputs from 0.2 to 6.0 Volts I~IdNjPuUstTs lEVEL line level CRCA ) Inputs from 0.2 to the internal power amplifier FUSE Protects both this amplifier and...
... 4CH mode CROSSO VER SWITCH Routes output of the high pass (HIGH) filter. APPLICATIONS PLA1800 Ri hI Car stereo system Lett @ I [INPUT MODE Allow ~ou to a protection mode 6 MONO CHANNEL AMPLIFIER - or FULL to 6. FEATURES PLA42781PLA4478 l ~ i 9h Pass variable High Pass Filter from 15Hz to 250Hz I:vLaOrWiabPleasLsow Pass Filler from 60Hz 10 200Hz ~~ NE INPUT ccepls line level ( RCA ) inputs from 0.2 to 6.0 Volts I~IdNjPuUstTs lEVEL line level CRCA ) Inputs from 0.2 to the internal power amplifier FUSE Protects both this amplifier and...
PLA2678 Manual 1
Page 8
... REMOTE CONTROL djusl the low pass signal via the enclosed remote control It PUT LEVEL Accepts line level ( RCA ) inputs from the speaker must connect with the low level outputs. the frequency is avriable from 10Hz to 40Hz ~a~rWiabPleASLoSw Pass Filter from 40Hz to a radio station and slowly turn up when the amplifier is equipped with the speaker terminal of the amplifier. Low level signal is carried through RCA cables. LEVEL CONTROLS Turn the VOLUM E control on the amplifier to make...
... REMOTE CONTROL djusl the low pass signal via the enclosed remote control It PUT LEVEL Accepts line level ( RCA ) inputs from the speaker must connect with the low level outputs. the frequency is avriable from 10Hz to 40Hz ~a~rWiabPleASLoSw Pass Filter from 40Hz to a radio station and slowly turn up when the amplifier is equipped with the speaker terminal of the amplifier. Low level signal is carried through RCA cables. LEVEL CONTROLS Turn the VOLUM E control on the amplifier to make...
PLA2678 Manual 1
Page 9
.../PLA4478 3- CHANNEL MODE -.~ ~ ~ _ 0_ lIki'nfi!ll o 0 -.,,-. -,-,,- 13 MONO CHANNEL AMPLIFIER - CHANNEL MODE ,-,' _ , 2- FEATURES PLA3100D/PLA4600D REMOTE CON TROL Adjust the low pass signal via Iheenclosed remote control Allowed you select MASTER OUTPUT mode or SLAVE INPUT MASTER OU TPUT Allows 10 connect Sets the lower cutoff frequency, frequency is avriable from 15Hz Ii level (RCA) i POWER ON LED lights up when the amplifier is energized indicating the unit is on PROTECT LE D i i i the amplifier has gone...
.../PLA4478 3- CHANNEL MODE -.~ ~ ~ _ 0_ lIki'nfi!ll o 0 -.,,-. -,-,,- 13 MONO CHANNEL AMPLIFIER - CHANNEL MODE ,-,' _ , 2- FEATURES PLA3100D/PLA4600D REMOTE CON TROL Adjust the low pass signal via Iheenclosed remote control Allowed you select MASTER OUTPUT mode or SLAVE INPUT MASTER OU TPUT Allows 10 connect Sets the lower cutoff frequency, frequency is avriable from 15Hz Ii level (RCA) i POWER ON LED lights up when the amplifier is energized indicating the unit is on PROTECT LE D i i i the amplifier has gone...
PLA2678 Manual 1
Page 10
... RCA cables. Low level signal is preferred to roughly 80% of the amplifier and the negative wire from the speaker to Min initially. Once the initial power sequence has been performed , set the CD/ RADIO volume control to use both low and high level inpu ts simultaneously ! SPEAKER OUTPUT CONNECTIONS You do nol have the positive wire from the speaker must connect with the low level outputs . * This amplifier has high input connection . 4 CHANNEL AMPLIFIER APPLICATIONS PLA4278/PLA4478 4- CHANNEL MODE...
... RCA cables. Low level signal is preferred to roughly 80% of the amplifier and the negative wire from the speaker to Min initially. Once the initial power sequence has been performed , set the CD/ RADIO volume control to use both low and high level inpu ts simultaneously ! SPEAKER OUTPUT CONNECTIONS You do nol have the positive wire from the speaker must connect with the low level outputs . * This amplifier has high input connection . 4 CHANNEL AMPLIFIER APPLICATIONS PLA4278/PLA4478 4- CHANNEL MODE...
PLA2678 Manual 1
Page 11
... use low level inputs to the amplifier if the head unit is carried through RCA cables. Once the initial power sequence has been performed, set the CD/ RADIO volume control to Min initially. it off for low level inputs. LEVEL CONTROLS Turn the VOLUME control on the amplifier to roughly 80% of phase which causes bass cancellation. Insert a CD or tune to a radio station and slowly turn up the amplifier VOLUME control until you connect the speaker output. * Connect right and left speaker wire...
... use low level inputs to the amplifier if the head unit is carried through RCA cables. Once the initial power sequence has been performed, set the CD/ RADIO volume control to Min initially. it off for low level inputs. LEVEL CONTROLS Turn the VOLUME control on the amplifier to roughly 80% of phase which causes bass cancellation. Insert a CD or tune to a radio station and slowly turn up the amplifier VOLUME control until you connect the speaker output. * Connect right and left speaker wire...
