Infinity-TSS4000-ps-sm维修电路原理图.pdf
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1、 TSS-SUB4000 TSS-SUB4000 SERVICE MANUAL Infinity Systems Incorporated 250 Crossways Park Dr. Woodbury, New York 11797 Rev0 3/2005 RadioFans.CN 收音机爱 好者资料库 CONTENTS BASIC SPECIFICATIONS . . . . . . . . . .1 DETAILED SPECIFICATIONS . . . . . . . . . . . .2 CONTROLS. . . . . . . . . . . .4 CONNECTIONS .
2、 . . . . . . . . . . . . . . 5 OPERATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 EXPLODED VIEWS-MECHANICAL PARTS LIST. . . . . . . . . .7 TEST SET-UP On: 180 Typemini togle -Located on amp plate Limiter (yes/no)YEScompressor and limiter TSS-SUB4000 TSS-SUB4000 2 Paramet
3、erSpecificationUnit QA Test Limits ConditionsNotes THD at Max. Output Powerless than 10 %Maximum Output PowerMaximum THD as a result of limiting. Output Volume Control Volume Control PotYES- mounted on amp panel Detent (center/#)NO- Taper (lin/log)log A taoer- minimum settingno output Input/Output P
4、hase Line Input vs. Hi InputN/A Lo/Hi Input vs. Lo/Hi OutputN/A Input/Output Line In (L,C,R,AC3,Mono)Stereo-RCA phono jack, gold plated LFE InYES-Shared with R Line In jack Signal Sensing (ATO) Auto-Turn-On (yes/no)YES- ATO Input Test Frequency100 Hz ATO Input Threshold2 mVtyp.LPF On, BOS Off ATO Lo
5、w Pass cutoff400 Hz450ATO-LPF for noise immunityLPF On, BOS Off ATO Turn-on time1 ms10 Amp connected and AC on, then input signal applied ( 1 W output ) Auto Mute / Turn-OFF Time10 minutes 5 t 15 Time before muting, after signal is removed Power on Features Power on Delay timegreater than 2sec.AC Po
6、wer Applied Power on LEDYES- Bi-color LED located on front of cabinet Normal On/Offgreen / redcolorATO mode only ATO-colorActive: green; Standby: red Transients/Pops ATO Transient5 mV-peak Speaker Output Turn-on Transient30 mV-peak Speaker OutputAC Line cycled from OFF to ON Turn-off Transient30 mV-
7、peak Speaker OutputAC Line cycled from ON to OFF Efficiency Stand-by Input Power10 Wattstyp. nom. line voltage AC Power Cons.1W12 Wattstyp. nom. line voltage Power Cons.rated power473 Wattstyp. nom. line voltageInput power measured is REAL Watts, not VA Efficiency63 %typ. nom. line voltage Protectio
8、n Short Circuit Protection YES-Direct short at output Thermal Protection YES- threshold 65 deg. C at panel DC Offset ProtectionYES- DC present at Speaker Out leads Relay for driver/fire protection Line Fuse Rating ( 120 V )3.15 AmpsType ADL or MDL Fuse holder on inside surface of amp panel AC Power
9、turn the power switch ON. Turn LEVEL control full Clockwise (Max). 5. LED (on front panel) 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 generator from
10、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 resistance
11、 of woofer; it should be 3.5 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 driver fo
12、r any rubbing, buzzing, or other unusual noises. TSS-SUB4000 TSS-SUB4000 9 TSS-SUB4000 TSS-SUB4000 10 TSS-Sub4000 Testing Flow Chart yes no no yes yes no yes no yes no yes no yes no yes no no yes yes no Start Dc voltage check Vcc,15V OK Check transformer C168,C169,D123, D124,C170 Power on check LED
13、red Ac cord, Transformer. OK Listening test OK The Amp assy ok END Test phase sw,low pass sw rabos vr Check sw103,102, R158,163,177 ect TSS-SUB4000 TSS-SUB4000 11 NOTICE The main power transformer (toroid) part# 150-r1107008 in the TSS-SUB4000 is not mounted in the amplifier inside the amp cover, bu
14、t mounted in the cabinet in a separate location. Replacement: To replace the power transformer, it is necessary to remove the woofer from the cabinet. The mounting bolt and transformer itself is mounted on an internal brace; both are accessible through the woofer opening. Instructions for woofer rem
15、oval can be found on the exploded view, page 7. Troubleshooting: To keep the circuit “live” while exposing the amplifier components, the amplifier cannot completely be removed and powered up outside the cabinet due to the power connections to the externally mounted transformer. Instead, an alternate
16、 method is to leave the amp cover in place and remove the four Phillips screws holding the amp assy to the amp cover. Then the amplifier can be partially removed for access, while maintaining the power connections. Unplugging the LED connection (red/black wires) at the PCB plug will allow the amp to
17、 be removed even further. 12 TSS-SUB4000 TSS-SUB4000 TSS-SUB4000 120V Electrical Parts List Part NumberDescriptionQtyReference Designator MAIN PCB Resistors 110-12621j15Resistor 6201/2W 5% 15mm1R238 110-16102j26Resistor 1K 1/6W 5% CF 26mm 3R210,R239,R264 110-16103j26Resistor 10K 1/6W 5% CF 26mm 9R22
18、7,229,230,231,232,233,260,261,263 110-16153j26Resistor 15K 1/6W 5% CF 26mm 2R247,R249 110-16182j26Resistor 1.8K 1/6W 5% CF 26mm 1R248 110-16222j26Resistor 2.2K 1/6W 5% CF 26mm 2R242,R245 110-16223j26Resistor 22K 1/6W 5% CF 26mm 3R218,R220,R223 110-16274j26Resistor 270K 1/6W 5% CF 26mm 1R240 110-1633
19、3j26Resistor 33K 1/6W 5% CF 26mm 1R211 110-16391j26Resistor 3901/6W CF 26mm 2R243,R246 110-16432j26Resistor 4.3K 1/6W 5% CF 26mm 1R254 110-16472j26Resistor 4.7K 1/6W 5% CF 26mm 4R217,219,222,213 110-16473j26Resistor 47K 1/6W 5% CF 26mm 1R221 110-16683j26Resistor 68K 1/6W 5% CF 26mm 1R212 122-14101j2
20、6fusible Resistor 1/4W 100ohm 5%2R241,R244 116-141r00j26xmetal film Resistor 1.001/4W 5% MO 26mm 2R256,R255 116-161001f26metal film Resistor 1K 1/6W 1% MF 26mm 2R252,R253 116-161002f26metal film Resistor 10K 1/6W 1% MF 26mm 2R234,R235 116-161022f26metal film Resistor 10.2K 1/6W MF 26mm 1R251 116-161
21、301f26metal film Resistor 1.30K 1/6W MF 26mm 3R226,R228,R236 116-161822f26metal film Resistor 18.2K 1/6W 1% MF 26mm 1R214 116-162001f26metal film Resistor 2.00K 1/6W 1% MF 26mm 1R215 116-162492f26metal film Resistor 24.9K 1/6W 1% MF 26mm 2R257,R258 116-164320f26metal film Resistor 432 1/6W 1% MF 26m
22、m 1R265 116-166813f26metal film Resistor 681K 1/6W 1% MF 26mm 1R262 110-20152j20Resistor 1.5K 2W 5% CF 20mm KINK1R208 113-500r1j10cement Resistor 0.15W 5%2R224,R225 116-142003f26metal film Resistor 200K 1/4W 1% MF 26mm 1R209 Capacitors 130-2b102k503disc Capacitor 1000P 50V 10% 1C165 130-3f104z503dis
23、c Capacitor 0.1U 50V +80/-20% 2C163,C164 130-ch101j503disc Capacitor 100P 50V 5% 2C159,C160 135-3107m16electrolytic Cap 100uF 16V 20% 2C166,C167 135-3226m50electrolytic Cap 22U 50V 20% 2C161,C162 135-3227m10electrolytic Cap 220U 10V 20% 2C156,C157 139-3227m16low leakage ec 220uF 16V 20% 1C155 140-rx
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