Click here to the service manual of the Luxman L4 amplifier.
Contents
1. 0 0033uF ClOlab 0173 3 3uF 25V LR E 102 0079 220uF 16V E 103ab CCOO008 150pFK C 104ab CC0038 5pF C 105ab 2030 lOuF 16V LL E 106ab CQ0130 0 001uF My 107ab 108 CQ0122 0 0068uF 8 109ab CE0189 0 47uF 50V LR E 110ab CQ0121 0 12uF Remarks Capacitors 6 Ceramic Evaka Electrolytic Mylar G G Capacitor RR PE StyroLl Drusus Tantalum Mi Mica MP MP Capacitor Oil capacitor TRIN Trimmer capacitor AC AC Capacitor BP Electrolytic Bi Polar type Resistors 10 5 1 4W unless specified otherwise Type S wes ba Model for north European countries CU ere gears Model for U S A and CANADA CE usus Standard model URP Model for JAPAN RB 1194B NO NO RIOlab RBO224 112ab CC0011 470pF 102ab 0246 113ab CQ0031 103 114ab CE0810 47 uF 10V ML 104ab 115 CE0858 100 50V ML E 105ab 116 CK0145 106ab 117 CK0159 107ab 118 108ab ll9ab CC0005 109ab add CE0817 10uF 110ab llab SW101 112ab TEL SP0106 11 push sw 113ab ll4ab QlOlab 0091 2SA836 TO 92 115 102ab TRO174 2SC1345 TO 92 E 116ab 117 118ab 119ab 120ab 121 0202 122ab N 123ab 0208 12K 124ab 0216 27K 125 RS0066 100 1 4W 126 RBO220 39K 25 127ab 0234 150 I on RER CRIPTION g a S m 11968 nt anne here rer EE PTION2. RI ESCR D 0990090 ss 119 R 2 El mc BEIC gt pa Gc elu D 8 t gt gt gt gt wy 4 ein CX CS SETTA CUI r en SRA aaaea lt uS OO rope 00 2140 try c oo COOLEST cs C OO CO r4 OO c4 SAN Co X Q GD cC Co CO e ui Ep as Bm Bd 52 pe ID T t nenne ee pu me do Vu ee a gt SZ 359559585 c3 ALN cq CN CN CN NN NO LOOKB 50KB 7 0 RV02 RV0206 202ab ka 0201 254836 0 92 1 1 zi TROOS PB 1257 SYMBOL STOCK SYMBOL STOCK RD0017 100K 1 4 RD0039 2 2K 1 4 RDOOA3 1K RD0030 10K RDOO49 390 1 4 RDO030 10K RDOO28 15K RD0036 RS1048 39 1 4W RS2525 1 2K 1 2W RS1046 33 1 4W 00047 560 1 4W RDOO51 270 1 4W 51048 39 1 4W RS2501 10 1 2W RS2510 68 1 2W RS2513 120 1 2W 0 33 cement 10 1 2W 15 1W 82 25 1 86 R 50 680 25 82 25 1 86 R 50 RG3314 RS2501 RS2708 0156 RD0128 RB0178 0156 RDO128 RBO178 680 R 25 RD0024 33K 1 4W RD0030 10 1 4W RDO039 2
3. 2K 1 4W RD0033 6 8K 1 4 0042 1 2K 1 4 RD0035 4 78 1 4W RDOOLS 150K 1 4W RS2501 10 1 2W RS2526 1 5K 1 2W RD0024 3 3K 1 4 RS0079 120 1 4W RDOO21 56K 1 4 RS2512 100 1 2W RD0035 4 7K 1 4 0173 3 3uF 25V LR E CE0093 33uF 35 E 0841 33uF 35V E 0071 150 CE0078 100uF 16 0821 100uF 16V E CC0157 15pF CC0158 33pF CK0146 0 04uF C CE0451 33uF BP 50V U E CE0961 33uF BP 50V U E CE0102 47uF 50V E CE0857 A7uF 50V E CE0102 CK0146 CE0317 CE0956 CK0146 CE0317 CE0956 CQ0606 CQ0010 CE0076 CE0819 CQ0010 CE0076 CE0819 CE0069 CE0811 CE0069 CE0811 CE0069 CE0811 CE0145 CE0832 CK0203 CQ0007 CE0095 CE0843 CE1079 CE0861 CE0146 CE0859 CK0203 CC0007 TD0109 0016 0020 0016 TD0002 TD0124 0030 TD0002 284 0196 TRO146 TRO197 TRO286 TRO279 TRO285 47uF 50V S E 0 04uF tf 2 2uF BP 50V 11 Ej C3 tH p O O 2 2uF BP 50V 1 e e NO T tj ta 4 td tal 3 0 039 33uF 16V 100 10V 11 100 25V 0 01uF 0 068uF 100uF 35V HD CO Dd td Dd CA Ea ta Dub td 470uF 50V 220uF 50 220uF 50V 0 01uF 100pF Q Q td tH Ed WZ 150 zener 151555 STV 3H varistor 151555 LA 1N4002 WZ 172 zen
4. MONI O 8 slc 38 x SE z lu x 25 SW502b SW501b a 3 SI ski 5 a 8 MONI Q Q z ee aa 4 8 48 z o 5 5 n 4 x 9 9 O 0401 a TELD a C401 R402 E T 4 25V33 22K o fy R CH BIK 560 Q VR401 R413 O JHEAD PHONE B2 34 t 2842 lt lt lt lt s 004 2200 120V Blue C410 004 D415 444 F404 1N4002 100019 lt AC 120v DIN CONNECTOR pole 35V Yellow S E TYPE ONLY A 001 0 001 240V Red 0 017 25 1740 0416 258716 7 220V Orange 1 e Qr poorer NECEM NEN a ne NG M OS er ea 220 e 50Hz l lt lt lt _ s m lt lt lt s gt I 0 Yellow ECQ UC 0022p MATSUSHITA R443 56K Q415 25 1645 0413 2SC1740 NM 6 8K t C419 e420 Moo 1900 PME 271M510 RIFA Y40000 R0
5. 02 5 6K 1W ROO1 5 6K 1W 002 50 0501 0509 9 Q507 SWOO b FOOT OV Black 85015652 28390 2 osos 501 C518 0501 0512 w x e S gt v 0 o P gt ud gt RIFA 0406 415 C515 0 039 0506 151555 NOTE 5 001 POWER SW SW108 SUBSONIC FILTER 25Hz pose U Type S Type E Type CAPACITOR Ceramic capacitor gun SW101 PHONO SW109 HIGH CUT FILTER 7Kz Eo ucs 160 ov 4A Mylor film 266140 A as INPUT 125V_4A 250V 14A D 220 220 2A 8426 R526 1 8K 4 SW102 TUNER L 5 110 MODE SW 5T EZO 0125 CB SW103 AUX SW111 LOUDNESS F501 F502 125V 3 5A 250V 2A D ow leakage type Este 164 SZ 0405 0505 151555 SW104 MONITOR SW cs RESISTOR X Nonflamable type C418 C518 F40 SENORA 250V100mAT 05A SW105 MONITOR 1 2 SELECTOR SW501 A SPEAKER SW ULCS GMetal plate cement B eee SW106 DUBBING 1 2 SW502 B SPEAKER SW 04 Sov 1a 250000 0 os NAT SW107 DUBBING 2 1 ee s qan 1 UNLESS OTHERWISE SPECIFIED ALL RESISTORS ARE IN OHM V WATT ALL CAPACITORS IN MICRO FARAD K 417 C517 0039 9 2 TRASISTORS AND DIODES MAY REPLACED WITH TYPE HAVING COMPARABLE RATINGS 3 DUE TO CONTINUED IMPROVEMENTS LUX RESERVE THE RIGHT TO ALTER THE CIRCUT OR SPECIFICATION S U Type only L 4 SPECIFICATIO
6. 2 Ibs RA nr Tn Specifications and appearance design subject to change without notice 10
7. 279 2SD669 527 RB0178 680 R 25 TRO285 2SA1104 power 528 RB 0156 82 R 25 TRO287 2SC2579 power 529 RDO128 1 8 R 50 TR0146 2SC1740 530 RBO178 680 R 25 TRO148 2SA826 RD0039 2 2K 1 4W LA1004 Choke 627 CE0173 2 2uF 25V LR E 502 CE0841 33uF 35V RT0015 1 trimmer 503 CC0071 150pF C 504 CE0821 100uF 16V E AH0003 Fuse Holder E U 505 CC0157 15pF C AH0028 m S 506 0158 1 060 Heat 1060 507 CK0146 0 04uF C BF0080 Fuse 3 5 U 508 CE0961 33uF 50V BP BF0120 3 5A E 509 CK0146 0 04uF C BF0210 2A T S 510 BF0080 Fuse 3 5 U CE0956 2 2uF 50V BP E BF0120 3 5A E CK0146 0 04uF C BF0210 2 T S 1195 R201 33K R205 47K C201 16V 100 TH l s D A SPEAKER Q102a 25 1345 50V0 47 RN4a 470 L CH C101a 25V3 3 18K PHONO rm l 5 q 9 wi x ed l e a 5 8 8 29 r gt LS E 35 30 450 GND 6942 3E gt 4 2 2 l I 2 B20K ple AKE C107a 1000P 6800 L ee B SPEAKER TUNER AU l swsozo i 7 O O l s Y 1 zz kenne sans an nen 1 SW50ta REC D Q 2 R411 12K Yow e lt 3 na Q
8. NS Power Output Rated I M Frequency Response Input Sensitivity amp Input Impedance Signal to Noise Ratio input short circuited Residual Noise Tone Control Filter Channel Separation Additional Features Dimensions Weight 55 watts minimum continuous per channel both channels driven into 8 ohm loads at any frequency from 20Hz to 20 000Hz with no more than 0 02 total harmonic distortion more than 0 02 8 ohms 55W ch 60Hz 7 kHz 4 1 10Hz 100kHz within 1dB PHONO 2 5mV 50k ohms TUNER 150mV 50k ohms AUX 150mV 50k ohms MONITOR 1 150mV 50k ohms MONITOR 2 150mV 50k ohms MAIN IN 800mV PHONO better than 92dB IHF A weighted 10mV TUNER better than 95dB weighted AUX better than 95dB IHF A weighted MONITOR 1 better than 95dB IHF A weighted MONITOR 2 better than 95dB weighted MAIN IN better than 100dB weighted no more than 1mV LUX NF type High Cut 7kHz 6dB oct Subsonic 25Hz 6dB oct PHONO better than 70 dB AUX better than 80 dB Tape Monitor dual Tape Dubbing Loudness Control Mode Selec tor Speaker Switch Extra AC Outlets E type U type only DIN Connector E type S type only signal processing Terminals Time Delay Muting Speaker Protection by Sensing DC 438 W x 289 D x 105 H 17 1 4 x 11 3 8 x 4 1 8 including Legs Rear Protrusions and Knobs Net 9 5kgs 20 9 Ibs Gross 11 0kgs 24
9. SERVICE MANUAL OLID STATE STEREO INTEGRATED AMPLIFIER L 4 Idle Adiustment 1 Detach the fuses from the fuseholders 401 fixed on PD1257 2 Connect a DC amperemeter to each fuseholder 401 Print terminal is positive 3 Adjust VR4OL to obtain 50mA reading on the meter l minute after turning the Power Switch on This is for Lch 4 Same procedures from 1 to 3 should be taken on F501 of 1258 against Rch DC Offset Adjustment 1 Measure to confirm at the speaker terminals or between R out and L out terminals and the ground that DC voltage is within the limit of 50mV am _ Ria mbi s GEEAM s w s s u s AUS UD s Wut s s SYMBOL NO 1 WH1079 WH1080 WH1080 WH1081 WJ1089 WJ1106 11107 Balance Treble Bass Main VR Power Speaker Select WA1166 Front Panel WD1089 Escutcheon WE1066 Protector WE1086 Protector WL1062 Name Plate WQ1017 5 Treble VR 100K Bass VR 1200 Main VR 250K Balance VR Select SW Speaker SW Power Trans U Power Trans S Power Trans E Bonnet S E Bonnet U Foot AC0002 DIN Connector AT0080 SP Terminal UC1133 Rear Panel S UC1134 Rear Panel E UC1135 Rear Panel U DESCRIPTION Carton Pad Owner s Manual L 4 lllab CQ0330
10. er 11 Ir KB 265C4 varistor 1N4002 29A4979 13 G 25668 25 1740 25 716 25 649 25669 25 1104 power nm H TR0287 TRO146 TR0148 TRO146 f TR0148 TR0259 0319 TRO197 TRO146 PS 25A826 25 1740 13 2SA826 2662120 25 1344 2SB716 2561740 Relay 2 12 VS ZOS ou 27 5 EAS MINE EEE UM CIA nn n ELLEN PB1258A SYMBOL NO SYMBOL STOCK NO NO DESCRIPTION o DESCRIPTION RDO017 100K 1 4W 0956 2 2uF 50V BP RDO039 2 2K 1 4W CQ0616 0 047uF F RDOO43 1K 1 4W CQ0010 0 039uF My 0819 33uF 16 E RDO030 10 1 4W CQ0010 0 039uF My RDO049 390 0819 33uF 16V RDOO3O 10K 1 4W CKO203 0 01 RDO028 15K 1 4W TDO109 WZ 150 zener RDOO36 3 9K 1 4W 51048 39 1 4W TD0016 1S1555 RS2525 1 2K 1 4 TV0020 STV 3H varistor RS1046 33 1 4W TDOO16 151555 RDO047 560 1 4 TDOO16 151555 514 RDO051 270 1 4 a 515 RS1048 39 1 4W v x 516 RS 2501 10 1 2W TDO105 S3V20 517 11 11 11 518 RS2510 68 1 2W is 519 RS2513 120 1 2W 520 i T NS TR284 25 979 13 521 RG3314 0 33 cement TR0196 2SD668 522 11 11 11 523 RS2501 10 1 2W TRO146 25 1740 524 RS2708 15 1W TRO197 25 716 525 RB 0156 82 R 25 TRO286 25B649 526 RDO128 1 8K 50 TRO
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