Infinity-TSS750-hts-sm 电路图 维修手册.pdf

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1、 TSS-750 TSS-750 6 Piece Home Theater System SERVICE MANUAL Infinity Systems Incorporated 250 Crossways Park Dr. Woodbury, New York 11797 Rev3 1/2005 RadioFans.CN 收音机爱 好者资料库 CONTENTS BASIC SPECIFICATIONS . . . . . . . . . . . . . . . . 1 DETAILED SPECIFICATIONS . . . . . . . . . . . . . . . . . . .

2、. . . . . . . . 2 CONTROLS turn the power switch ON. Turn LEVEL control full Clockwise (Max). 5. LED should now be Green; immediate bass response should be heard and felt from rear port tube opening. Sweep Function 1. Follow steps 1-5 above, using a sweep generator as a signal source. 2. Sweep gener

3、ator from 20Hz to 1kHz. Listen to the cabinet and drivers for any rattles, clicks, buzzes or any other noises. If any unusual noises are heard, remove woofer and test. Driver Function (Woofer) 1. Remove woofer from cabinet (follow steps on exploded view page); detach + and - wire clips. 2. Check DC

4、resistance of woofer; it should be 4.6 ohms10%. 3. 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. 4. Sweep generator from 20Hz to 1kHz. Listen to

5、 driver for any rubbing, buzzing, or other unusual noises. TSS-750TSS-750 10 BLOCK DIAGRAM TSS-750TSS-750 TSS-750TSS-750 11 FUSES TECH TIPSTECH TIPS Troubleshooting tips and solutions to common service problems For models: PS-10, PS-12, SUB750, SW-10 TIP# INFTT2003-02 Rev2 Subject: Replacing Output

6、MOSFETS In the event you need to replace MOSFET transistors Q18 or Q22 as part of a repair: It is important to use ONLY the Infinity part# FE106401110, 051-640001-000, or only the brands: International Rectifier, or Fairchild. Replace both Q18 and Q22 MOSFETs in the circuit, even if only one seems t

7、o be damaged. Do NOT mix DIP,Half-Bridge DriverPN:IR2111 8PIN (IR)1U7 054-000100-100SMD DiodePN:ES1D 200V 1A 5D5,26,29,33,38 054-001002-100SMD Zener DiodePN:BZX84C10 10V SOT-23 1D35 054-001501-100SMD Zener DiodePN:BZX84C15 15V SOT-23 3D6,7,9 054-007200-100SMD IC Dual Op-ampPN:TL072CDR SO-8 (TI)2U5,6

8、 054-007400-100SMD IC;(OP)Quad Op-ampPN:TL074CDR (TI)2U2,3 054-011400-100SMD TransistorPN:DTC114TKA SMT3 (ROHM1Q7 054-033904-100SMD TransistorPN:MMBT3904LT1 SOT23 (ON7Q11,14,13,5,8,25,9 054-033906-100SMD TransistorPN:MMBT3906LT1 SOT23 (ON4Q6,10,12,15 054-045580-100SMD IC;(OP)Dual Op-ampPN:NJM4558M-T

9、E3 DMP-8 1U4 TSS-750TSS-750 18 Part NumberDescriptionQtyReference Designator 054-050601-100SMD Zener DiodePN:BZX84C5V6 5.6V SOT-23 3D24,36,37 054-414803-100SMD DiodePN:LL4148 (Wishay)1D1-4,8,10-23,27,28,30-32, 054-540100-100SMD TransistorPN:MMBT5401 LT1 SOT-23 3Q20,24,26 Miscellaneous 041-115001-000

10、Bead CoilYT-109111L5 042-010052-003TransformerYT-10615-4 1 043-300101-000InductorPN:YT-10033 30uH1L2 043-324300-000Inductor324uH YT-107781L4 043-560200-000Inductor56uH YT-107791L1 043-700101-000Toroidal Inductor70uH YT-106821L3 044-100100-000SMD Ferrite BeadPN:321611 600R/100MHz 12061FB1,FB2 008-000

11、201-450Fuse Label21x5mm1 008-001008-133Label 97x74.8 t=0.254mm1 008-002007-023Label 200.3x71.1 t=0.254mm1 008-061215-000Gasket C430512x15 t=5mm1 008-062002-002GasketPN:L-32 200 x20mm t=5mm1 008-062002-012Gasket200 x20mm t=2mm1 008-063208-000Gasket C4305321x8 t=1mm1 008-069304-000Gasket C430593x4 t=1

12、mm1 015-201205-100Double-sided PCB ; FR-4199x124x1.6mm1 061-020000-000Knob20 x15m/m UL94V-0 BLK1 061-314002-000Srtain ReliefP/N SB4F-21 061-400014-000Rubber FootID:6.2 OD:11.5 t=2mm BLK1 061-700044-000Myca13x18mm TO-2201 063-010012-000Bracket for TransistorP/N:TRK-11 063-321102-000Panel322x105.7x15m

13、m ABS-94VO BLK1 063-531808-000Bucket322x105.7x146.5mm BLK (94VO)1 066-120300-900Cable TieCV-120S1 071-100608-100Fiber WasherOD=8mm ID=3.2 t=1 (red)1 071-100851-000WasherID=5.1 OD=12 t=1m/m1 072-010007-000RCA JackSCJ-1020 2P(G) wht/red1 072-040039-000TerminalPC205 (t=0.8m/m) T205MA1S- 072-040064-000T

14、erminalPC250(t=0.8),T250MA1S+ 072-040096-000Terminal(t=0.8mm) PC187(0.8)1AC1,AC3,T1,T2,AC2,SW2,SW4 072-040169-000Connector2 PIN JS-1001-2 P:2.5mm1 073-011001-400Bracket 16x34mm t=0.8mm1 073-032088-600Black Anodized58x32x70mm1 073-050001-000Fuse ClipP/N:CFFH12061 074-020018-000Rocker SWPN:RF1003-BB4-

15、01 074-030002-000Toggle SWPN:L101-T2B4QE1SW5,SW6 074-300018-000RelayPN:943-1C-48D1K1 080-060351-009Tinned Plated copper Wire0.6x63m/m 1VR2-GNE 082-022241-001Wire set #22 UL1007L=410mm blk/wht1 083-041802-009ULPower CableSPT-2 BLK #181 093-105202-300FUSE:UL GSL(2AG)FUSE:2A,250V,5*20mm1F1 181-911600-1

16、61Wire set #16AWG UL1007L=610mm T205 blk1Out- 181-911655-135Wire set #16AWG UL1007L=610mm T250 green1Out+ 181-921600-000Wire set #16 UL1015 (blk) L:140mm T1871 181-921699-000Wire set #16 UL1015 (wht)L:160mm T1871 TSS-750TSS-750 19 20 TSS-750TSS-750 21 TSS-750TSS-750 22 TSS- 750 SYSTEM STYROFOAM 750-

17、 FOAM OWNERS MANUAL 120V 750OM- 120 230V 750OM- 230 TSS- 750 WALL MOUNT BRACKET PLATINUM 750- BRTPLT CARTON FOR TSS- 750 PLATINUM 120V 750CTN- PL120 230V 750CTN- PL230 WARRANTY SHEET 120V 750WS- 120 SPEAKER WIRE WITH RCA CABLE FOR TSS- 750 (120V system) #120V (230V system) #230V TSS-750 Packaging TSS- 750 SYSTEM STYROFOAM 750- FOAM TSS-750TSS-750 23