hksub 12
Contents
1. AC Power Cord HKSUB 12 harman kardon AC Wane CAUTION Q p Speaker Level Inputs If your receiver remembering to maintain polarity by con Y adapter not supplied to bridge the receiver s or amplifier does not have a line level necting the terminal on the HKSUB 12 preamp output to the main amp input for that subwoofer output connect these binding subwoofer to the terminal on the speak channel and connect the long end of the post terminals to the main left and right er and the terminal on the HKSUB 12 adapter to the corresponding line level input speaker terminals of your receiver or subwoofer to the terminal on the speak on the HKSUB 12 If your receiver has only a amplifier Remember to maintain polarity er If you are not using the Speaker Level single subwoofer output you may connect it by connecting the terminal on the Inputs connect your front left and to either the left or right line level input on the eceiver amplifier to the terminal on the right speakers directly to your receiver HKSUB 12 and no Y adapter is needed HKSUB 12 subwoofer and the ter inal on or a plier See pages 9 through 12 for Line Level Subwoofer SUB Input receiver amplifier to the terminal on the further information on speaker connections Connect the filtered subwoofer output of a HKSUB 12 subwoofer Line Level Full Range Inputs Connect receiver to this input This input bypasse2. N ON as 4 a 7 go DETUNS E 18 a C582 ae HKSUB12 15U 4 00u 63U 01M 200U 7501 g POWER PCB 23 a582 2 0 TIP32C 470NF 34 55 6U e e e ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ep ap a HKSUB12 harman kardon 2 5 365 R37 aS SES SSD Jl IER AM 1 24 2 1 2 2K DA15B DZD12 TB o 0 26 N N T b C R13 RG aj C11 ze m a m 1uf R39 SEQ mm ur NA 2 2 KS 1K N NJ t L DS Gl o CS 22pF A RLS4148 3 R14 HS a 10 D gt 3 3 D3 x 9 RS l Ne 2 IRF9640 WW C L 4 7K 2 2K 328 ALS4148 le 47 C4 100pF D des 4 S AN AN R24 RLS4148 22 2 1 R4 4 7 02 BAM 52 tal 4 2SC3906K moans Cr 2 2 R25 R26 LI L2 Ex l aa Yes a 1uF 10 Q3 f AAG BAR 10K 20K 120uh i M 2591514 3 2 2 O 2 gt UE a eid e NR Bl 2 A a MA x e nm EE are C8 R27 S n m p GND B 1uF RLS4148 a S S H 3 3K a ci _ 0 tuk a
3. oDGND R3 i Q R15 e MUTEZIN 39K 812 25C2412K 3 3K Q11 5 O pokes IRF640 ae d i R17 R16 R29 EE 47K 15 2 2K 26 B luF AN o INA AA DZD12 TB 10k g 2 7K RB 2 b ciel 8 BE C R34 6 1 2121 211 21 1 2 21 470 0 luf JbZDIS TB 22 DZD5 6 TB mg19016TLO7PDT fe 1 AW L DZD5 6 TB 1 OK 56BpF C6 24 HKSUB 12 harman kardon Packaging WARRANTY OWNER S CARD MANUAL 405 000 00227 ai5271 PACKING FOAM wp5375 PACKING FOAM wp5375 OUTER CARTON ee ln ii CABLE sal5044 25
4. Surround Surround Back Left Back Right Receiver DJ or Amplifier Surround Surround Back Left Back Right Front Right Surround Right HKSUB12 CONFIGURING YOUR RECEIVER Configuring Your Receiver or Processor surround sound receivers and processors are sophisticated machines hat enable you to tailor the receiver s performance to match your loudspeakers by programming the bass managemen unction of the receiver Bass management ensures that the lowest and most powerful requency signals will be sent only to those oudspeakers capable of reproducing them without distortion This is a simple matter of selecting the correct speaker size on the eceiver to match the frequency range of your speakers he case of the HKSUB 12 subwoofer it is important to make sure that the Subwoofer channel is enabled by setting it to ON SUB LFE or L R LFE depending upon the capabilities of your receiver If you have full range speakers for your front left and right channels you may wish to configure your receiver to send only the LFE signal to the HKSUB 12 For maxi mum bass performance you may prefer to send both the L R and LFE low frequency signals to the HKSUB 12 Consult the owner s manual for your receiver or processor for additional information o harman kardon OR PRO
5. Power Cons rated power 230 wats 250 nom line voltage 150 Watts 4 Ohms nominal line voltage IT mr mr as E i ircui F 2 2 iS j tram gt ca e Short Circuit Protection functional _ Direct short at output E 2 2 oe Temperature rise should not exceed 35K Thermal Protection 65 deg C functional 1 8 max unclipped Power rise DC Offset Protection VESD functional DC present at Speaker Out leads Relay or crowbar for driver fire protection Line Fuse Rating oue 3 15 or Slo Blo External fuse with UL SEMKO rated holder HKSUB12 harman kardon AMPLIFIER PANEL CONTROLS AND CONNECTIONS 0660080 Speaker Level Inputs HIGH LEVEL e IMPORTANT CONNECT STRIPED WIRE TO RED SPEAKER TERMINAL LINE mE GREEN ON RED STAND BY IN 55 FILTER OFF ON l d m 109Hz NORMAL REVERSE SOHz PHASE 150Hz MIN FREQUENCV 1 J W JUN CROSSOVER SUBWOOFER LEVEL Speaker Level Outputs Line Level Full Range Inputs Line Level Subwoofer SUB Input ase Switch usic Sense On Off Switch ED Indicator igh Cut Low Pass Filter Switch Crossover Frequency Control D Subwoofer Level Control Master Power Switch eo O00000 MAX I
6. 5 R151 2 2 e N e N N o N N B N R 207 10 16473 26 129 219 249 250 251 10 16474 26 R R W 10 16512j26 10 16562j26 Resistor 5 6K 1 6W 25 CF R152 10 16621j26 R160 10 16682j26 10 16751 26 R315 10 16755j26 R313 10 16913j26 204 205 16 161002126 16 161102126 R302 16 162200f26 R317 16 162202126 R318 10 20332jk3 R134 13 50s68j00 R147 15h203b201 Variable Res 20KB 2_ VR202 15h503a102 Variable Res SOKA 201 16 201001jk3x R148 16 304700jk2x 501 502 091ttc802j0 Resistor TTC 802 JS NTC t F CF 5 CF 5 CF 5 CF 5 CF 5 CF 5 CF 5 CF 5 CF 10 16221 26 R144 10 16222j26 R102 10 16223j26 255 10 16303 26 10 16333j26 R310 5 CF 5 CF 5 CF 5 CF 5 CF 5 CF 5 CF 5 CF 5 CF 5 CF 5 CF esistor 1 2K 1 6W esistor 15K 1 6W esistor 18K 1 6W esistor 2 2K 1 6W esistor 22K 1 6W esistor 30K 1 6W 10 16472j26 esistor 4 7K 1 6W 5 esistor 47K 1 6W esistor 470K 1 6 sistor 5 1K 1 6W esistor 5 6K 1 6W esistor 6 8K 1 6W esistor 7500 1 6 D Ul Uj 0 0 2 HI 2 2 2 NIN I WIN N N RSS ESS olo N gt NI oO gt o o N b N gt N ojo N N E N N N BC a N N e o N a N OI A N o B 29 a154j633 MSC 29 a224j633 Metallze Cap 0 22uF 63V 5 MSC m N 3 o A a o C2 lt
7. 80pbri2ciis HKSUB12 harman kardon PART NO DESCRIPTION REFERENCE DESIGNATOR 16250129001 CABLE ASS Y 120mm AWG28 WHT W201 7 CLOSEENDTERMNALCE3 SCREW R P TO BRKT 2 TO 650pf8 bk 2 M3 8 6038807000 JSCREWTOXFORMER e06p8301000 SCREW SPK 2 RCA 1 3 0 Hz SCREW H S TO ID150 1 y3 12 EN o07p4300800 SCREWPCBTOHIS2 2 07083008000 SCREWRIPTOHS2 woe 2 Z00rc800a REAR CABINET 268 213102ABSUL f GASKET213 15 1 0t GASKET238 15 1 0t 723d125 JTOPREPCB 1 GASKET 170 5 1t 723125 JTOLINKWIRE 1 GASKET150 15 1t UL TO SPK WIRE GASKET 225715 1t UL 8604120 TO SPEAKER LI t 2 u ji Power Amp Module PW150D 1000081501 3 i NC 118 12064700 Re RES 470ohms 120058 T C j A Capacitors C p ij 2 141 c6104m50 1J023789401116 0JCAP CA 50V 20 120075U 19 HKSUB12 harman kardon PART NO DESCRIPTION REFERENCE DESIGNATOR Q 128e106ma01 C16 17 CAP E NP 10uF 100V 2096 141 d7104kb0 CAP NP 0 1uF 200V 10 1210 X7 Semiconductors I S S 8 2 ls oe 790161072915 1920912412645 1920913906975 1920921037645 1920921514615 197031511485 199 150005635 199 150012035 199 150015035 192232119610 911 192233irf640 _ FET IRF640 IR N CH TO 220 1759f40hr2 Po Wafer 40PIN PITCH 2 54mm HR2 40 12214121m4191 Ferrite core LS A6206 ST EF
8. Cii cao m l R306 ee CS 7 T C321 a Z C320 Q 322 lt 3 ED d R305 jk 41 R302 s p3e2 HI l U301 Fl R303 L 8 p301 LF 4 BL O T c Co 010 co CO CO Lo ANN N cco 4202R 4 N TN J204 c201 N 1 2 NSS J223 C256 UR201 Boo HKSUB12 HKSUB12 harman kardon HKSUB 12 Electrical Parts List PART NO DESCRIPTION REFERENCE DESIGNATOR Resistors i 10 12472j52 Resistor4 7K 1 2W 5 CF R201 202 10 14103j26 R503 504 510 10 14222j26 10 14432j26 10 14472j26 10 16102j26 R153 213 214 215 254 R128 130 149 150 209 212 216 217 218 220 221 222 Resistor 10K 1 6W 5 CF 225 228 229 230 232 234 235 240 248 260 270 305 306 308 311 314 319 10 16104j26 Resistor 100K 1 6W 5 C 10 16105j26 Resistor 1M 1 6W 5 R259 10 16122j26 Resistor 1 2K 16W25 CF R265 e DIDA 2 N A N N e e N Oo w A Oo a o AN o A o e N o 10 16124j26 R233 10 16151j26 R253 10 16153j26 R107 10 16154j26 R252 10 16182j26 R145 10 16183j26 R262 10 16203j26 2 N w N A N N ai Qo N o Oo w N w A o Oo w X 10 16205j26 Resistor 2M 1 6W CF R257 10 16393j26 Resistor 39K 1 6W
9. Q z s l 17 HKSUB12 harman kardon PART NO DESCRIPTION REFERENCE DESIGNATOR QTV 1302b101k503 Disc Cap 100P 50V 10 C302 303 306 3 130 2b221k503 Disc Cap 220P 50V 10 C200 204 205 207 208 210 211 212 214 220 230 237 12 130 2b470k503 Disc Cap 47P 50V 10 C229 1 130 211042503 Disc Cap 0 1U 50V 80 20 C107 117 122 144 232 242 245 246 252 254 256 320 13 ss U o 322 32 103J505 3 32 103ja03 32 104ja03 32 183j503 1 32 223ja03 132 273ja03 32 473j503 1 32 563j503 1 32 823j503 1 35 3105m50 1 36 3106m50 12 35 3107m10 2 36 3107m16 35 3107m35 2 35 322550 35 322016 35 322150 35 322716 2 35 3476m16 32 103kb00 385476m63 2 fe U CR rr ee RR 202701815 92027c2235y 1 820282101597 92167218551 2 92168215401 971314148 18 99 15000335 1 99 15000625 1 99 15001605 1 900645580 1 90161074cn 3 2161p 31c 1 92162 32 1 9510204ngw 9700kbu6069 97101n4004 2 l Miscellaneous 201000003 nductor 10W Al YT C3104 005 FB1 2 J 2 Tturwii2Ad 740rca326p 1 74208103609 78011872101 3 150r4055900a 1 1524602015 ACLine CordSVTFT2 TT 1545050 1 15563032 1 1BOpbrT2011s 1 18 m14 PARTNO wass 1302b101k503_ 30 2b221k503 30 2b470k503 32 103 503 32 273 403 ie Ai pI Miscellaneous 220509 i 1201000003 171urwh124d 1740 26 74208103609 B0tms7210v 50r4055900a 152u602015 54K3150500 155630320
10. of The Subwoofer Level Control f adjusts the volume of the subwoofer relative to the rest of the system Proper level adjustment depends on several variables such as room size subwoofer placement type of main speakers and listener position Adjust the subwoofer level so that the volume of the bass information is pleasing to you Additional Bass Adjustments In addition to the volume adjustments described above the HKSUB 12 subwoofer includes a Crossover Frequency Control a Filter Switch and a Phase Switch that can be used to adjust the bass response to suit your listening environ ent or taste J he Crossover Frequency Control etermines the highest frequency at which e subwoofer reproduces sounds when the peaker Level Inputs or Line Level ull Range Inputs are used Consult e owner s manual for your main speakers 0 determine the lowest frequency they are capable of reproducing and set this control slightly above that frequency For example if e specified frequency response for you ain speakers is 80Hz 20kHz then set e Crossover Frequency Control slightly to the left of the 1 DH z marking on the HKSUB 12 s amplifier panel t T cO The Crossover Frequency Control has no effect when the SUB Input is in use or when the High Cut Low Pass Filter Switch is in the OF F position The High Cut Low Pass Filter Switch limits the frequencie
11. 1 Remove the grille 3 2 Extract 6 rubber grille retainers this can be accomplished by carefully pulling them out of the cavities with long nosed pliers or 2 similar tool 3 Remove the 6 Phillips screws that are now exposed 4 Remove the front baffle 5 Remove the 8 screws that secure the woofer the screws may have a small adhesive pad atop each screw they will have to be moved or removed remove the woofer and unplug the wires from the terminals 6 To service the amplifier remove the 10 Phillips screws at the rear of the enclosure and pull the amplifier out of the back 11 HKSUB12 harman kardon HKSUB12 AMPLIFIER EXPLODED VIEW 7230125 2pcs pcb assy Ipc ctrl pcb assy Ipc main pcb assy 1pc 607p4300800 4pcs 650pb30 2pc 7230125 1 epcs 723bi25 1 2pcs 60008301200 4pcs 7e3ble5 2pcs 606p8301000 3pcs 700rc800a 1pc 607p8300800 6pcs 700kb800 2pc 640rpsuble 1pc 603r8807000 1pc 15563032 Ipc 180pbri2cils Ipc 12 HKSUB12 HKSUB 12 BLOCK DIAGRAM FILTER ON OFF CONTROL UOLUME INPUT OP PHASE PHASE SWITCH TABLE F LOW LEVEL L R IN 02 1 U201 C U202 B U281 D C UR202 UOLUME CONTROLLER HI LEUEL AR INN SEBO Ra EDR EEE ee a es ere LFE IN p MUSIC SENSE x 0 AUTO ON OFF am u20378 U203 B LIMIT CIRCUITRY POWER SUPPLY 0591 C501 C502 0501 0502 Q503 U3B1 B U3B1 C Q301 Q302 LIMIT CONTROL HK SUB12 BLO
12. speakers which would tend to diminish bass response try placing this switch in the REVERSE position There is no harm in experimenting and you may return the switch to the NORMAL position at any time If you rearrange your room and repositio the speakers it would be a good idea to check whether they are in phase by flipping this switch HKSUB12 SVMPTOM If you used the Speaker Level Inputs and there is no sound from any of the speakers If there is low or no bass output harman kardon TROUBLESHOOTING SOLUTION e Check that receiver amplifier is on and a source is playing e Check that the HKSUB 12 is plugged into an active electrical outlet and is switched on using the Master Power Switch e Check all wires and connections between receiver amplifier and speakers Make sure all wires are connected CD Make sure none of the speaker wires are frayed cut punctured or touching oti which may cause a short Review proper operation of your receiver amplifier er wires or terminals Make sure that all speakers have been correctly connected in phase with the terminal on the speaker connected to the terminal on the receiver amplifier and the terminal on on the receiver amplifier Check that the HKSUB 12 is plugged into an active electrical outlet and is switc Power Switch f
13. CESSOR HKSUB12 OPERATION Power Press the Master Power Switch Qf marked Power at the e On marking The HKSUB 12 subwoofer will automatically turn on or go into Standby mode depending on whether or not a signal is being sent to it by your receiver or surround processor and provided that the Music Sense On Off Switch is moved to the left so that it is in the AUT 0 position When your receiver or amplifier is off or is not sending program material to the sub woofer the subwoofer will be in Standby ode and the LED Indicator on the amp panel will turn red When the subwoofer senses an audio signal it will automatically urn on and the LED Indicator will turn green If the subwoofer does not sense a signal after approximately fifteen minutes it will automatically go into Standby mode When the Music Sense On Off Switch 3 is switched to the ON position the sub woofer will remain on whether or not pro gram material is playing When you are away from home for an extended period of time switch the Master Power Switch D to the OFF position to prevent accidental activation of the HKSUB 12 Volume Volume may be adjusted using the Subwoofer Level Control p as shown Turn the contro knob clockwise to increase the volume of the subwoofer and counterclockwise to decrease the subwoofer s volume 9 0 Subwoofer Level Subwoofer
14. CK DIAGRAM 13 harman kardon HI PASS FILTER 9112 9115 9101 9107 9109 9111 OUER CURRENT OVER TEMPERATURE DC OFFSET PROTECTION amp RELRY DRIUER SUBSONIC LPF U2027C 0202 0 MUTE CLASS D AMP MUTE RELAY RL1 CLASS D x MODULE x HKSUB12 harman kardon Test Set Up and Procedure AC VOLT METER 10V HKSUB 12 UNDER TEST a ie 7 OUTPUT FROM GENERATORS SIGNAL GENERATOR WKSUB 12 harhan kardon AMPLIFIER Equipment needed Function signal generator sweep generator Integrated Amplifier Multimeter Speaker cables Initial Control Settings Power Switch OFF Filter OFF Crossover Frequency 150Hz Full CW Level MIN Full CCW Phase Standby switches do not matter General Unit Function UUT Unit Under Test 1 2 3 4 5 7 8 From the signal generator connect one line level RCA cable to the Subwoofer Line Level Input jacks L R on the UUT Use a V cable from a mono source if necessarv to connect to both inputs Do not connect to the single purple SUB input Turn on generator adjust to 9OmV 50 Hz Plug in UUT turn the power switch ON LED should switch from Red to Green Turn LEVEL control full clockwise MAX LED should Green immediate and vigorous bass response should be heard and felt from port tube opening Turn off generator turn LEVEL control full counterclockwise MIN and disconnect RCA cable Connect
15. D 30 1 122143504180 i Inductor 35uH 1 6 t3085020 PCB TO H S 2 PCB TO PCB H 4 SCREW 3 8 TO 6 t3 1207 HSQLC1004 ID150 1 SCREW M3 12 HKSUB 12 Mechanical Packing Parts List e 2 0 0 0 Not for Sale Amplifier OPF14FM DW04 Woofer w gasket DCR 3 3 ohms 38 RUB 00123 Grille cups Front baffe rr i 52 CM040200202 F A TY 2 1 1 2 2 2 2 2 2 1 1 Miscellaneous Part Number 1 1 1 1 m O 3 w xX x o G alo gt gt BID N EN ES N Sle A N Ko A B 0 B 1 4 1 4 4 Qtv 352 FM05034D482 oot Front Baffle Screws 352 AM0402D210 Amplifier screws 0 plastic feet rubber feet 05 000 00227 sal5044 1 1 2 1 20 HKSUB12 harman kardon Integrated Circuit Diagrams 4558 TLO72 DUAL OP AMP U203 IC1 A OUTPUT A INPUT A INPUT TRANS PNP 2N5401 TO 92 Q503 S 3 Collector 2 Base 1 23 1 Emitter TRANS PNP 2SA1015GR Q101 107 112 9 2 Collector 3 Base 1 24 1 Emitter OPAMP QUAD 14P DIL TLO74 U201 202 301 OUT4 IN4 IN4 N IN3 OUT3 B OUTPUT B INPUT B INPUT OUT1 N1 Nt N N2 OUT2 MOSFET T0220 IRF640 9640 011 10 TIP31C NPN TIP32C PNP Q501 502 WNP TRANS NPN 2N5551 Q114 115 9 3 Collector B 2 C Base E 15 1 Emitter TRANS NPN 2SC1815GR 2562235 Q108 109 111 113 201 206 208 301 302 9 2 Co
16. KSUB whether or not it is rece LED Indicator whether the HKSUB Standby mode 2 wil remain on iving an audio signal may leave it in the es bass response the Standby mode is receiving an audio is placed in the ON 2 is in the ON or STANDBY state whe the Music Sense On Off Switch in the AU T position The LED is lit green to indicate that the HKSUB 12 is receiving an audio signal and is turned on and the LED is lit red to indicate that no signal being received and the HKSUB 12 is in is LED indicates used wit S When the Music Sense On Off Switch Q is in the ON position the LED will be lit green whether or not an audio signal is present When the Master Power Switch S turned off the LED goes dark no matter which position the Music Sense On Off Switch B is in Q High Cut Low Pass Filter Switch Placing this switch in the ON position acti vates circuitry that filters out all audio input signals above the setting of the Crossover Frequency Control This allows the HKSUB 12 to focus its power on reproduc ing the low frequency portion of the signal avoiding inefficiency and distortion Engage this filter when using the Speaker Level Inputs or when using the Line Level Full Range Inputs unless your receiv er or processor processes its line level out put using a low pass filter The filter has no effect when the SUB Input i
17. c A C 0293 8 c l 1 2200 4160 C234 C1815 GREEN ON C212 t A T C232 C233 100u 16U 9208 RED MUTE 0 15U UR gnd HKSUB12 JACK PANEL PGB 5 AUG 30 2002 lt lt c a em m m m m m e m m m m a m ma mm mcam m eee GEG GGG HKSUB12 harman kardon 0 R308 100P 0 D 16K C30 o M R309 0 525 SS LA 226 0 asa 10K R306 S T DT M 150 127 TLO 4 0 U3BI D M 1N4148 wy U3 1 A CLASS D POWER AMP 0 oN TLO 4 150 Y d 4 EE N PW1S D GS E 1 042797 C18B 1 0 m O iI 0 Sm ZZ t320 Sere 4O 1 0 15U RUH SH 1240 ie Dele XN IS 3 pep PUD aw iie LA Ble ad EUN Oo 144903 5 0 C317 P112 I m 5 L O N SPK T4 a 2121000 81 104U BB ki R319 Cee C103 C104 Tor e N 4 259 rf Aes v We elll e is 0 0 220 R144 0 AAA Pp AAA R145 D143 1K 2W 0 1 8K 144148 R148 M Ske 6 Tao 0 0 0 0 3 0 ns N s N in 0 RUNS Lo b Su Q501 501 c 8 See Le TIP31C 4 QHF 3H 55 6U N LN na D C501 oF T IQUL3 1SA 250VQ N S O 4702u 63U S EU 1 6A 250U So 5 F501 PW SW c Y 2 m i SRT ASS 3
18. harman kardon HKSUB 12 Powered Subwoofer SERVICE MANUAL HKSUB12 harman kardon CONTENTS BASIC SPECIFICATIONS 2 newlines aide ee ete Wa ee OO Rate Sou qe tete Sede 1 DETAILED SPECIFICATIONS uuu au tsp Giet Duck eae Seis e ade 2 CONTROLS amp CONNECTIONS Re es ee As 3 CONNECTION terr ia ae RR a Bases Cae Ade kf gu de CONFIGURING REGEIVERIPROGESSOB dei sab maa AT E eek 6 8 BASIC TROUBLESHOOTING GUIDE Si OP 10 HRSUB TZ EXPLODED VIEW acumen i ta A seat ae Pb aa aaa dd HKSUB 12 AMPLIFIER EXPLODED VIEW eee rererere sss Eo ra rues 12 HISSUB 12 BLOCK DIAGRAM Assessed Rd ER odo reb HKSUB 12 TEST PROCEDURE deditum every c 14 HKSUB 12 PCB DRAWINGS remate ix Rea XO a 18 HKSUB 12 ELECTRICAL PARTS LIST uctor tt Ahead aS dae eec LZ HKSUB 12 MECHANICAL PACKING PARTS LIST eee e 20 HKSUB 12 IC TRANSISTOR PINOUTS L 2 ssec nes 21 HKSUB 12 SCHEMATIC DIAGRAMS sse Hee ees s 22 HRSUB 12 PACKAGE cot er RICE NOR o c Rc t ga booa 25 SPECIFICATIONS Amplifier Power RMS 150 Watts Driver 12 Polymer coated cone woofer Inputs Stereo Line Level dedicated Subwoofer LFE and Speaker Level with gold plated 5 way binding posts Outputs Speaker Level with gold plated 5 way binding posts Low Pass Frequency Continuously variable from 50Hz 150H
19. he speaker to the terminal ed on using the Master Slowly turn the Subwoofer Level Control f clockwise until you begin to hear the desired amount of bass Crossover Frequency Control o the ON position Review proper operation of your receiver or processor and amplifier 10 f you are using either the Line Level Full Range Inputs or the Line Level Subwoofer SUB Input make sure you have properly configured your receiver or processor to enable its subwoofer output f you are using the Line Level Full Range Inputs try adjusting the crossover setting using the f you are using either the Speaker Level Inputs or the Line Level Full Range Inputs with a full range output from your receiver or processor switch the High Cut Low Pass Filter Switch Switch the Phase Switch from the NORMAL to the REVERSE position or vice versa HKSUB 12 MECHANICAL PARTS LIST HKSUB12 harman kardon Description 1 2 525999 Grille Grille cups 352 FM05034D482 jFoot Front Baffle Screws XC125009 Front baffle 3 x U N e A a 2 8 3 o Woofer w gasket DCR 3 3 ohms 3 338 RUB 00123 7 352 CM04020D202 Woofer Screws 8 rubber feet 9 ware plasticfet_ 4 OPF14FM DW 04 A a ls a fa o lt 29 ER A 6 8 TO SERVICE THE HKSUB 12 SUBWOOFER
20. llector 3 Base 1 24 1 Emitter 21 HKSUB12 harman kardon L IN 51203 JK201 B 150 R216 T DEGN VR202 A C218 RAZA OFF L oc UZB1 A NS IN ia U2017B 20K 22 en FILTER 0 LOW 220P TLO74 LEVEL LE R224 BE 6286 gt Dor lu I 8 3 AA 111 39 9K 43 doc Bao ZOK d 6 gk UR202 8 aug 1K 11 2 R226 20K NA No X 9 R214 on cais NS oL Noe SN 4 22 17403003906 num R223 j 5 a 15 168211 18u 12 j ss S 220P C207 C213 10u j az az VR201 EA ins b N U202 C j j 174208103606 0201 25 008231 0202 0 D _074 JK202 R201 10u 220P T 924 PY ESO 2851 4 7K 5W R203 u ez z 8 cogo 3 j I st Nica N T 10u 220PC2 j mo R204 219 10 R200 91K llezez Zk LS 2 9 TATAN 106 SQ j n 91 zi i K x S M R206 N SSe E Yat j GA z a Co 4 7K 5H 91K _ R202 R205 AS to EN S CC M201 j 17516070016 15U 0 R221 R220 4 E Sat lips 220P C214 e GAR REU ue A 1K z e PHASE i M pos ejn E x NOR 2 NIE lt a 3 C237 47K R249 AAA I nik S x 8 R2189 220P TLO74 EN x 100K NEON TS 10K U2017C SN pam XSS R263 ANS i
21. ns have been made plug the AC Power Cord B on the subwoofer into an AC outlet Connect each speaker to the corresponding speaker terminals on your receiver or amplifier Front Center Front det Right HKSUB 12 Subwoofer Line Level Surround Surround Surround Surround Left Back Left Back Right Right Receiver b Amplifier Surround Surround f Surround Surround Riaht Left Back Left Back Right 19 HKSUB12 SPEAKER CONNECTION GUIDE Connection to Digital Receiver Processor Front Left Use this installation method for analog receivers or processors O O that have Dolby Digital DTS or other digital surround decoders and bass management programming or analog receivers or processors that have a filtered subwoofer output Use the line level input jack marked SUB for the Low Frequency Effects channel Connect this jack to the subwoofer output or LFE output on your receiver or amplifier Connect each speaker to the corresponding speaker terminals on your receiver or amplifier Make sure you ve configured your surround n sound processor for Subwoofer When all connections have been made Surround plug the AC Power Cord B on the Left subwoofer into an AC outlet QQ harman kardon Center HKSUB 12 Subwoofer SUB LINE LEVEL R
22. one pair of speaker cables to Speaker Level input terminal IN on UUT Cables should be connected to an integrated amplifier fed bv the signal generator Turn on generator and adjust so that speaker level input at the amplifier is 1 5V 50 Hz Turn LEVEL control full clockwise Green LED should light immediate and vigorous bass response should be heard and felt from the port tube opening Sweep Function 1 2 Follow steps 6 8 above using a sweep generator as a signal source Sweep generator from 20Hz to 300Hz Listen to the cabinet and drivers for any rattles clicks buzzes or any other noises If any unusual noises are heard remove woofers and test Driver Function 1 2 3 4 Remove woofer from cabinet instructions on exploded view drawing detach and wire clips Check DC resistance of woofer it should be 3 3 ohms 10 Connect a pair of speaker cables to driver terminals Cables should be connected to an integrated amplifier fed by a signal generator Turn on generator and adjust so that speaker level output is 5 0V Sweep generator from 20Hz to 1kHz Listen to driver for any rubbing buzzing or other unusual noises 14 HKSUB12 harman kardon O 0153 qc t8 104SUB1200 p R125 R126 as R13 R129 0198 Waite OG Does allt C121J118 R128 RL1 Ss aT ao peo e iu 4 R313 1F R310 d F
23. pu eer ilters UE ae ee SOA ay s s i Left amp Right Low Pass fixed 130Hz 2dB 3dB ref 100Hz FE Low Pass fixed 220Hz 2dB 3dB ref 100Hz a cien 2 m 5 2 5 5 z o m o S f o Sic 80 6 Volume max using RMS reading 2 mVrms 3 0 DMM VOM or A P Subsonic filter HPF 22Hz 2dB 3dB ref 100Hz ue 1 ee Limiter YES na 8 eatures ell o f LFE Sub Input p YES functional Limited to 220 Hz Volume pot Taper inlog log funcioni TT ATO YES functional M e E MJ Signal Sensing ATO 7 ATO test Frequency na II ie ial ade ss S o mV driven Amp connected and AC on then input ATO Turn on time 5 ms functional signal applied Auto Mute Turn OFF Time 10 25 T before muting after signal is removed PA a aa eee 9 Power on Delay time AC Power Applied pO E ransients Pops uud ATO Transient Simvpesk 10 Speaker Outputs 85 sl ivi xz watdui meque o rip JA A pc vr crue apti cae 2 i Efficiency o qoo ooo j Maximum allowable input power under nominal Input voltage and frequency HOT Stand by Input Power 10 Watts 12 nom line voltage or COLD operation
24. s Speaker Level Outputs If you are full range unfiltered line level subwoofer the HKSUB 12 s internal crossover circuitry using the Speaker Level Inputs on output or preamp output s of your receiver or e HKSUB 12 connect these binding post amplifier to these inputs If your receiver does erminals to your front left and right speakers ot have a separate subwoofer output use a HKSUB12 harman kardon AMPLIFIER PANEL CONTROLS AND CONNECTIONS and should only be used with a filtered sig nal If your receiver does not have a filtered subwoofer output you should use the Line Level Full Range Inputs instead Q Phase Switch This switch determines whether the HKSUB 12 subwoofer s piston ike action moves in and out in phase with he main speakers If t of phase the sound waves produced by he subwoofer will be cancelled out reduc ing bass response This phenome depends in part on the relative placement of the speakers in the room In he Phase Switch should be left in the e speakers are out on ost Cases NORMAL position However it does no harm to experiment with the Phase Switch and you position that maximiz Music Sense On Off Switch Whe the AUT O position Power Switch is this switch is placed i and when the Master turned on the HKSUB 12 will automatically tum on or place itself i depending on whether i signal When this switch position the H
25. s management programming and where the receiver processor does not have a subwoofer output or a volume controlled preamp line level output Connect your receiver or amplifier s front eft and right speaker terminals to the eft and right Speaker Level Input erminals on the HKSUB 12 subwoofer hat are marked High Level In Connect terminals on the HKSUB hat are marked High Level Out to the corresponding terminals on the back of your front left and right speakers Connect your receiver or amplifier s center surround and surround back speaker terminals to the corresponding terminals on the back of vour center and surround speakers When all connections have been made plug the AC Power Cord B on the subwoofer into an AC outlet he left and right Speaker Level Output 2 subwoofer Front Left Center HKSUB 12 Subwoofer HIGH LEVEL Surround Back Right Surround Back Left Surround Left harman kardon Front Right Surround Right Surround Surround Left Right e O Surround Surround O Back Left Back Right u u L HKSUB12 Analog Receiver Processor Line Level Connections Use this installation method for analog receivers or processors that do not have digital processing or bass management programming and where the receiver processor is equipped with an
26. s of the audio signal inputted to the subwoofer to the low harman kardon frequencies that the subwoofer reproduces best This allows the subwoofer to perform ore efficiently and with superior bass reproduction minimizing distortion that might occur if the subwoofer attempted to repro duce higher frequencies This switch should be left in the ON position except 1 When the SUB Input is being used in which case it has no effect or 2 When the Speaker Level Inputs or e Line Level Full Range Inputs are being used with a crossover or filter aboard e receiver or processor these two circumstances place the switch in the OF F position f your receiver or processor allows you to select the crossover frequency for the main speakers choose the setting just above the owest frequency the main speakers are capable of reproducing This will send the ow frequency portion of the signal to you HKSUB 12 which is best able to reproduce hese frequencies with greatest efficiency and minimal distortion In this case you may use the SUB Input connection or if hat is not compatible with your receiver 0 processor place the High Cut Low Pass Filter Switch in the OF F position in order to avoid filtering the signal twice which may lead to signal loss and distortion In most situations the Phase Switch should be left in the NORMAL position If you suspect that the subwoofer is playing out of phase with the other
27. s used Crossover Frequency Control Adjust is control to set the highest frequency the HKSUB 12 will reproduce You should begin by setting it slightly above the owest frequency that your main speakers are capable of reproducing You may safely adjust the crossover frequency ater as you listen to different program aterials This control will have no effect if you are using the Line Level Subwoofer SUB Input or if you have set the High Cut Low Pass Filter Switch to the OF F position See page 14 for more information on adjusting the crossover setting Subwoofer Level Control Volume may be adjusted using the Subwoofer Level Control Turn the control clockwise to increase the HKSUB 12 s volume or counterclockwise to decrease it Master Power Switch Press this rocker switch at the e mark to power on the HKSUB 12 subwoofer The HKSUB 12 will then be either in the Standby mode or completely on depending on the position of the Music Sense On Off Switch B AC Power Cord Plug this cord into an active unswitched electrical outlet for proper operation of the HKSUB 12 The cord should not be plugged into the accessory outlets found on some audio components HKSUB12 SPEAKER CONNECTION GUIDE Analog Receiver Processor Speaker Level Connections Use this installation method for analog receivers or processors that do not have digital processing or bas
28. unfiltered subwoofer output or a volume controlled preamp line level output Use the supplied RCA tvpe patch cord to connect the line level subwoofer output on your receiver or amplifier to either the left or right Line Level Full Range Input o the HKSUB 12 subwoofer Use both the left and right inputs on the subwoofer if your receiver or processor has both left and right line level outputs You will need to purchase a second 15 foot interconnect cable If your receiver is equipped with line level out puts but does not have a separate subwoofer output use a Y adapter not supplied to bridge the receiver s preamp output to the main amp input for that channel and connect the long end of the adapter to the corre sponding line level input on the HKSUB 12 IMPORTANT Do not use the SUB Input on the subwoofer with analog receivers or processors that have a full range sub woofer output such as models that have Dolby Pro Logic surround processing but not Dolby Digital processing However if your analog receiver or processor has a filtered subwoofer output such as some THX certified models you may connect it to the SUB Input Consult your receiver s or processor s owner s manual or more information ake sure that you have configured your surround sound processor or Subwoofer On harman kardon SPEAKER CONNECTION GUIDE When all connectio
29. z Frequency Response 25Hz low pass crossover setting Dimensions H x W x D 20 1 2 x 16 x 13 3 4 520mm x 401mm x 350mm Weight 40 Ib 18kg Occasional refinements may be made to existing products without notice but will always meet or exceed original specifications unless otherwise stated HKSUB12 harman kardon HK 50812 150W Powered Ampiifier a S O LINE VOLTAGE Hi Lo Line Unit 2 US 120vac 60Hz 108 132 Normal Operation i Po Amp Section j j_j D 1 PT Amp Section Type Class AB D other DI Simv DC 30 Speaker Outputs gt 100 DF 30 power 140 Watts THD 0 1 15 5 i Input Sensitivitv e i Input Frequenc Nominal Freq 1 input driven Line Input To Rated Power 1 input driven LFE Sub Inpu To Rated Power LFE input driven only Speaker Hi Level Inpu To Rated Power 20 dB below Line In 1 input driven 00 65 1 10 7 Ojaja D O I I 3 olg ISe a ES g z z EB m Qo De EM ignal to Noise om lie DOO 9B SNR 1W unweighted 65 dBr_ REPE Volume max w A P Swept Bandpass mVrms max 2 0 Measurement Line freq harmonics TJ eme ear re eee SEE Input Impedance ee en Line input L amp R LFE Sub fO Kohm ma Nominal j n z 2 gt p D rel to rated power 2k filter rel to 1W Output 2k filter Residual Noise Floor Speaker Hi Level In
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