Sharp SM-SX100 Service Manual Download Page 47

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SM-SX100

– 47 –

Figure 47 WIRING SIDE OF P.W.BOARD (12/14)

R901

R909

R902

R910

R903

R911

R915

R907

R914

R906

R913

R905

LED910

LED909

LED908

LED907

LED904

LED905

LED906

CNP901

R904

R912

AUX3

(LINE2)

AUX2

(LINE1)

AUX1

(SACD)

DIG1

(ST)

DIG2

(BNC)

DIG3

(COAX)

DIG4

(TOS)

J107

LINE OUT

TERMINAL

J108

LINE OUT

TERMINAL

J103

LINE 1

TERMINAL

J104

LINE 1

TERMINAL

J102

SACD

TERMINAL

J101

SACD

TERMINAL

BI103

CNS103

L101

L103

L119

L120

L118

L117

L104

BI101

CNS101

R103

R104

L105

R108

L106

R106

L107

L108

R102

L102

R107

R105

R101

CNP118

P36 4 - B

TO MAIN PWB

CNP116

P36 4 - E

TO MAIN PWB

JACK PWB-A10(TOP VIEW)

LED PWB-A11

L-CH

R-CH

L-CH

R-CH

8
7
6
5
4
3
2
1

Summary of Contents for SM-SX100

Page 1: ... Page IMPORTANT SERVICE NOTES FOR U S A ONLY 2 IMPORTANT SERVICE NOTES FOR U K ONLY 2 SPECIFICATIONS 3 NAMES OF PARTS 3 OPERATION MANUAL 6 DISASSEMBLY 7 ADJUSTMENT 10 INTRODUCTION OF CIRCUIT OUTLINE 12 EXPLANATION OF 1 BIT UNIT 18 WIRING PROCESS DIAGRAM 21 BLOCK DIAGRAM 24 NOTES ON SCHEMATIC DIAGRAM 26 TYPE OF TRANSISTOR AND DIODE 26 SCHEMATIC DIAGRAM WIRING SIDE OF P W BOARD 27 WAVEFORMS OF CD CI...

Page 2: ...n the audio product 2 Inspect all protective devices such as insulating materials cabinet terminalboard adjustmentandcompartmentcovers or shields mechanical insulators etc 3 To be sure that no shock hazard exists check for leakage current in the following manner Plug the AC line cord directly into a 120 volt AC outlet Using two clip leads connect a 1 5k ohm 10 watt resistor paralleled by a 0 15µF ...

Page 3: ...LINE OUT RCA analog SPEAKERS 8 ohms 4 ohms selectable Power source power consumption North America Europe Australia New Zealand Singapore Hong Kong Other countries 76 W 70 W 70 W 70 W 72 W 70 W 70 W POWER CONSUMPTION Dimensions Width 472 mm 18 5 8 Height 89 mm 3 1 2 Depth 462 mm 18 3 16 Weight Approx 18 5 kg 40 8 lbs POWER SOURCE NAMES OF PARTS 1 2 3 4 1 Power button Turns the unit on or off 2 Vol...

Page 4: ...nals of the external equipment connected to the DIGITAL 1 2 3 or 4 terminal 1 2 3 1 2 3 GND COLD HOT GND COLD HOT 1 Digital 1 input terminal ST Connect equipment using ST link optical digital cable 5 SACD 1 bit signal input terminals Connect the super audio CD player using RCA cords or the 1 bit signal cable included with your Sharp SACD player When both the RCA cords and the 1 bit sig nal cable a...

Page 5: ... touch the next terminal or speaker cord as this could cause damage to the amplifier Use a speaker system which has 100 W or more rated power input and 4 ohms 8 ohms impedance Note for users in areas other than North America When connecting the speaker cord wind it firmly around the terminal as shown in the il lustration below 11 Impedance selector This amplifier is designed to operate with a vari...

Page 6: ...if the voltage written on the rear panel of the unit is suitable for that of your country Notes Plug the AC power cord into a convenient AC socket after any connections Unplug the AC power cord from the AC socket if the unit will not be in use for a prolonged period of time Never use a power cord other than the one supplied Use of a power cord other than the one supplied may cause an electric shoc...

Page 7: ...2 Main PWB Power 1 Screw M1 x10 8 2 Support PWB 2 Hexagon Specer M2 x5 3 Socket M3 x8 8 2 8 5 13 Relay PWB 1 Screw N1 x3 8 2 14 Power Filter PWB 1 Screw P1 x6 8 2 2 Socket P2 x2 15 Main Volume 1 Screw Q1 x6 8 2 PWB Note 1 2 Hexagon Screw 1 5mm Q2 x2 3 Nut Q3 x1 16 Power Heat Cover 1 Hexagon Screw Note 1 1 5mm R1 x2 8 3 2 Screw R2 x8 17 Power Switch 1 Screw S1 x16 8 3 PWB Power PWB 18 Bottom Panel ...

Page 8: ... x6 ø3x12mm Power Switch PWB R1 x2 Power PWB Powet Heat Cover Figure 8 3 Figure 8 5 Figure 8 2 Figure 8 1 Figure 8 4 Shield Cover B Shield Cover C Shield Cover A H1 x6 ø3x8mm H1 x5 ø3x6mm H1 x1 ø3x6mm J1 x3 ø3x6mm J1 x4 ø3x8mm G1 x4 ø3x6mm G1 x3 ø3x6mm G1 x3 ø3x6mm Bottom Panel T1 x2 ø3x12mm T1 x7 ø3x6mm Main Chassis Rear Panle T1 x4 ø3x12mm V1 x1 ø3x6mm V1 x4 ø3x6mm V1 x1 ø3x6mm Front Panel Main ...

Page 9: ...hits the joint coupling sleeve 4 Rotate the joint coupling and connecting shaft so that the hexagonal screws face the direction of 12 and 9 o clock Fasten the screw that face 12 o clock 5 Rotate the shaft and fasten the other hexagonal screws 6 Rotatethevolumeshaftsothattheflatsidefacesdownward Fasten the hexagonal screw from below 1 Fasten 2 Fasten Display Volume PWB Joint Coupling Fasten Fasten ...

Page 10: ...t Measuring instrument Yokokawa Electric brand SA2400 Measurement range Refer to Fig 10 2 Adjustable range 1250Hz to 100kHz within 3dB from the standard noise curve 2 Noise strength of 125Hz Noise strength of 250Hz 20dB AC POWER SUPPLY UNIT Specter Analyzer Speaker terminal Apply the analyzer between Lch and Lch and between Rch and Rch Figure 10 1 Standard noise floor curve Frequency range 1 Figur...

Page 11: ...oltage check SP Terminal Impedance selector SW Adjustment VOL Rch 4 ohms VRA1 Rch 8 ohms VRA3 Lch 4 ohms VRA2 Lch 8 ohms VRA4 Figure 11 2 4 ohms and 8 ohms SP terminal Rch Rch Lch Lch Impedance Selector SW Parallel to SP terminal on the upper side Terminal Board Diagram On both Lch and Rch adjust the 4 ohms side earlier Adjustment Check Connect the oscilloscope to the test point and verify that th...

Page 12: ...ise to the signal is expressed as follows S N dB 6 02b 1 76 dB It shows that the ratio of signal to noise is improved in proportion to the increase of the quantized bit quantity When the quantized bit quantity is 16 and the signal is the sine wave the ratio of signal to noise is practically gained as follows S N dB 6 02 X 16 1 76 98 08 dB On the other hand Fig 12 1 shows if 7th order feedback high...

Page 13: ...well known In this system the analog signal waveform is traced and encoded with the step waveform as follows If the upward gradient of the input signal is large it is coded as 1 If the downward gradient of the input signal is large it is coded as 0 This method is well known In the other words the 1 bit signal gained through the modulation expresses the gradient of the analog signal the size of dif...

Page 14: ...the downward white blank vector is added 2If the output of the integrator is native subtraction of negative unit vector is applied to the input side In the figure the upward white blank vector is added If the output of the integrator increases or the amplitude of the input signal increases the figure shows that the negative feedback is applied to suppress the increase In the other words the contin...

Page 15: ...Figure 15 1 NUMBER OF ORDER AND NOISE SHAPING The circuit here used to produce the 1 bit signal is practiced of 7th order modulation algorithm as shown in Fig 15 2 The strong noise shaping is applied to assure the wide dynamic range in the audible range Figure 15 2 7TH ORDER MODULATION ALGORITHM Q Q Z 1 Z 1 Z 1 Z 1 Z 1 Y Output Quantization Adder Integrator Multiplier Delay unit Quantizer 1 or 1 I...

Page 16: ...l array which is directly coded from the input information Said 7th order modulation LSI Though the 1 bit signal is used as the control signal to switch the constant voltage power supply at the timing of the quartz precision the digital driver circuit 2controls the drive suppressing the delay to the minimum since the full bridge power switching circuit 3composed of Power MOS FET is operated at the...

Page 17: ...l after the player is mutually recognized as the countermeasure against the illegal copy The analog signals of the three systems are selected with the relay circuit by the function and the attenuation level is then set with the volume This signal is connected to the analog input pin of the 7th order modulation 1 bit signal generation circuit and the aforementioned signal process of 1 bit amplifier...

Page 18: ...FET drive signal 4 FET driver circuit In the bridge circuit composed using the N channel power MOS FET the source of the power MOS FET of the high side fluctuates in the potential in the output state being the floating drive type Accordingly the auxiliary power supply to supply the power to the gate becomes necessary Here the boot strap circuit is used as the auxiliary power supply When H 22 V is ...

Page 19: ...ill be generated both ends of R256 to supply it to Pins 2 and 3 of IC201 If the output signal from Pin 1 of the output of IC201 is supplied to the comparator IC201 Pins 5 to 7 through the time constant circuit and reaches the level of the specified value or more the comparator will be activated to set H at Pin 7 Then the transistors Q201 and Q202 will be turned on and the signal of H level will be...

Page 20: ...VRN C205 0 01 C204 0 01 C203 0 01 C219 10 25 R212 4 7K VRN C218 10 25 R180 2 7K VRN R179 100K VRN Q116 2SC2412KR D107 DA119 RLY106 R207 47K VRN C202 0 01 C313 0 01 R217 100K VRN C207 0 01 To µ com CNP106 Pin 12 IC904 Pin 27 MAIN PWB A1 3 3 1 4 3 2 7 5 6 8 C655 0 01 C654 0 01 R659 47K R658 22K R657 22K R661 10K C653 47 50 IC651 NJM4558M MOTOR DRIVER 32V B MAIN A 15V 15V 32V 32V R660 4 7K R652 15K R...

Page 21: ...the lead toward the arrow side It must not interfere with the lag set screw of A section When processing the line recheck whether the lead from 1 bit 3 places and the lead connector from the main volume are securely pushed in Press it into the clearance between PWB and case CNP107 and CNP108 leads must be present on the volume lead Nylon Band CNP109 Pin 9 Lead Nylon Band Pin 9 Lead CNP109 Reinsert...

Page 22: ...ss the ground line of AC Inlet through the edge side and bundle it in the shown direction Edge Saddle As shown route the lead line under POWER SW and through the front edge saddle and project it on the chassis side Also retain the long lead line at 4 places and the short one at 2 places with the clamper Pass the short one through the center saddle Pass three kinds of the shown lead lines CNS902 CN...

Page 23: ...to CMP807 Insert CNS803 to CNP803 Only CNS902 inserted to CNP697 is processed with the edge saddle and clamper Process CNS906 from the front panel with the edge saddle of Area A and insert it into CNP804 Since CNS902 is thick don t process it with the clamper of Area B and bundle it on CNS906 and CNS905 with nylon band X2 Don t direct the head of the nylon band upward Process CNS906 and CNS905 on ...

Page 24: ...A CHANGE RLY601 RLY602 Q602 Q604 ANALOG Q606 Q614 Q618 Q610 Q608 Q622 Q612 Q624 IC601 J802 DIG2 DIG3 J801 IC803 AMP TC74HCU04F A B IC801 INVERTER 74HC153F ST DIG1 IC802 BUFFER AMP 74HCT04F OPT DIG4 OPT OUT SACD RX801 RX802 TX801 SOC801 IC804 DIGITAL INTERFACE RECEIVER YM3436D IC806 SAMPLING RATE CONVERTER SM5844AF IC807 1bit CONVERSION TDA1307 IC808 CONTROL 74ACT00F IC822 TC7W04F IC821 TC7W04F IC8...

Page 25: ... 1bit 22V 22V Q114 Q115 IC109 REGULATOR NJM431U 32V UNIT501 502 DC DC CONVERTER IC106 DC DC CONVERTER BP5022 IC107 DC DC CONVERTER BP5021 Q105 Q106 IC108 5V REGULATOR BA178M05T 12V 1bit Dig 5V ANa 5V 5V Digital RELAY SW µCOM 5V OPE AMP 15V 15V UNIT101 DC DC CONVERTER UNT503 AC DC CONVERTER SW501 POWER LINE FILTER F501 T4A L 250V 220 240V 7A 125V 110 127V SOC501 AC INLET AC 230V 50Hz 220 240V AC120...

Page 26: ...ol is ohm type resistor Besides the one with Fusible is a fuse type Capacitor To indicate the unit of capacitor a symbol P is used this symbol P means micro micro farad and the unit of the capacitor without such a symbol is microfarad As to electrolyticcapacitor theexpression capacitance withstand voltage is used CH TH RH UJ Temperature compensation ML Mylar type P P Polypropylene type Schematic d...

Page 27: ...12 13 14 1 P_IN YOBI OUT RPOTECT L MUTE POWER SP_RLY DIG ANA AUX 1 AUX 2 AUX 3 IC_RESET LED GND D GND 5V CNP106 TO MAIN PWB B P28 5 H B LED904 LNG91LCF LED905 LNG91LCF LED906 LNG91LCF LED907 LNG91LCF LED908 LNG91LCF LED909 LNG91LCF LED910 LNG91LCF R901 100 R902 100 R903 100 R904 100 R905 100 R906 100 R907 100 R909 100 R910 100 R911 100 R912 100 R913 100 R914 100 R915 100 CNP901 CNS901 LED901 GL9BC...

Page 28: ... IC601 B R614 390 Q606 2SA1036 KR R630 15K R608 390 Q618 2SJ109 BL Q614 2SK389 BL R612 390 R637 27K R638 27K R620 220 Q608 2SA1036 KR R626 180 C608 220P R616 820 R618 1M C610 0 0047 Q622 2SK170 BL R606 100 CNP105 BI108 CNS108 RLY602 D602 DA119 R604 1K Q604 2SC2412 KR R603 4 7K C606 0 0047 C604 47P CH R610 1M Q108 2SC1740 SR D104 1SS133 R125 8 2K RLY104 R152 1 5K R155 100K R151 1 5K R156 100K R150 ...

Page 29: ...109 NJM431U REGULATOR Q115 2SD2394F C137 47 50 R176 1 5K R177 1 5K R178 1K C138 0 001 C139 47 50 R180 2 7K R179 100K Q116 2SC2412KR R256 0 1 D107 DA119 R251 10K R255 100K R253 10K R252 4 7K Q252 2SA1037 KR R254 2 2K Q251 2SC2412 KR CNP111 CNS111B CNS111A CNP112 D109 DA119 D108 DA119 RLY107 RLY108 CNP102 CNP109 L201 220µH L203 220µH L202 220µH CNP108 CNP107 R624 8 2K R623 8 2K C135 270 16 C133 100 ...

Page 30: ...12B3 CA43 1 0 DA15 SM1XP2 RA60 10 ICA6 HIP2100 RA59 10 DA10 SM1XP2 CA36 0 22 ZDA8 HZU12B3 DA13 SM1XP2 CA39 0 22 CA44 1 0 CA45 1 0 CA28 0 22 ICA7 HIP2100 ZDA1 HZU12B3 DA16 SM1XP2 ZDA7 HZU12B3 RA58 10 ZDA3 HZU12B3 RA57 10 RA56 10 RA54 10 DA11 SM1XP2 RA53 10 ZDA5 HZU12B3 ZDA4 HZU12B3 ZDA2 HZU12B3 DA12 SM1XP2 CA38 0 22 ICA5 HIP2100 CA37 0 22 DA9 SM1XP2 DA14 SM1XP2 CA29 0 22 QA12 IRF530 QA10 IRF530 QA1...

Page 31: ...REA9 COREA7 CNWAM4A CNWAM4B CNPA8 CNPA6 COREA4 COREA5 CNWAM3A CNWAM3B BLA6 CA13 100 16 BLA5 BLA3 BLA4 CA14 100 16 BLA1 BLA2 CA21 0 22 CA22 0 22 ICA3 TAC08F AND GATE ICA2 74AC00F NAND GATE CA9 18P CH CA8 18P CH CXA1 11 2896MHz CA11 0 22 CA10 0 22 CA12 0 22 SION RA803 16 5W RA801 16 5W CA809 0 22 CA807 0 22 CA805 0 22 LA807 75µH LA803 10 8µH LA805 5 6µH 5 6µH 75µH CA803 0 56 LA801 10 8µH CA801 0 56 ...

Page 32: ...2 1 3 VDD GND B B C816 0 1 R819 3 3K R820 10K R818 100 R821 10K R822 10K R823 10K R825 1M R817 10 X801 11 2896MHz R826 10K R827 1K R828 1K R829 1K R830 1K C818 0 1 IC804 YM3436D DIGITAL INTERFACE RECEIVER C819 22P CH C820 22P CH C815 47 10 C817 0 0047 R831 10K C861 47 10 L809 ZD801 MTZJ5 1B R801 75 ZD802 MTZJ5 1B R802 75 C810 0 01 R803 330 C811 0 01 R804 330 CNP801 L805 L806 C800 47 10 C887 0 0015...

Page 33: ...P C839 0 01 C836 0 1 C837 0 1 R842 100K R844 100 R843 100 C838 47 10 C841 20P CH IC807 TDA1307 1BIT CONVERSION C831 0 1 R837 10K C863 47 10 3 C824 22P C825 22P IC806 SM5844AF SAMPLING RATE CONVERTER C826 0 1 C862 47 10 L811 C827 4 7 25 D801 1SS133 R836 10K R833 120 R834 120 R835 120 R845 100 SOC801 1BIT TERMINAL CNP807 C832 0 1 L812 L835 47µH C888 0 022 L834B 47µH C886 0 33 Q803 2SC2412KR IC814 NJ...

Page 34: ...41 C542 2200 50 CNP542 C541 2200 50 L504 L506 L507 C521 180 50 C522 180 50 C523 2 2 C524 2 2 L505 L508 L509 L510 L511 FIL503 FIL501 FIL502 FIL504 R503 820K R505 62K R506 62K D505 1SS133 C514 330P C518 0 1 D503 RK36 C509 560 50 C511 1 C506 22 400 C508 33 35 D502 1SS133 C515 330P C519 0 1 C516 330P C520 0 1 D504 RK36 C510 560 50 C512 1 C501 0 33 R501 390K F501 7A 125V C504 0 0022 CNP502 CNW504 CNP50...

Page 35: ... AC INLET AC 230V 50Hz CNS501 CNP501 C530 330P F501 T4A L 250V CNP502 CNS502 R501 390K C501 0 33 L503 L502 L501 C502 0 33 C504 0 0022 C503 0 0022 COR501 UNT503 AC DC CONVERTER C506 22 400 C508 33 35 D502 1SS133 F503 T3 15A L 250V C515 150P CNW502 C505 22 400 C507 33 35 C514 150P UNT501 DC DC CONVERTER C519 0 1 C518 0 1 D503 RK36 C509 560 50 F502 T3 15A L 250V D501 1SS133 C513 150P C516 150P C520 0...

Page 36: ...7 R612 R608 R626 R610 C606 R611 R614 R622 R613 R621 C610 C608 C609 C607 Q605 R624 R637 C843 L801 L804 L802 L803 Q624 Q623 Q622 Q621 C223 C220 CNS801 R250 C221 BI801 C804 R234 Q208 R607 R625 R609 C605 Q609 C603 C604 Q610 IC601 R617 R631 Q611 R615 R619 R629 Q607 C611 R623 Q612 R618 R632 R616 R603 C805 R638 R606 Q606 C612 C802 C803 RLY601 R815 C813 C801 C806 RLY602 C807 R812 R811 Q608 R620 R630 D208 ...

Page 37: ...R174 R173 ZD101 C137 C139 D113 R175 C133 Q113 R172 R171 C134 R190 R180 R187 D111 IC107 IC106 C135 C130 R169 R170 C131 Q112 R189 R129 R251 R127 ZD104 R252 R128 C132 D107 D202 D203 C613 R201 R188 CNP102 R657 R658 IC201 Q201 C614 Q202 R179 Q116 R203 C201 R204 R202 R233 CNP101 R256 R211 R212 D204 R209 R208 R214 R213 R660 C219 C218 R210 C203 R206 D206 RLY106 Q106 R205 C202 R207 C204 C205 1 4 5 8 1 4 5 ...

Page 38: ...R821 R822 R823 R819 R817 R830 R828 R827 R829 R831 C886A R826 R820 C821 C822 C825 R832 C824 R834 R833 R835 R845 L813 R841 L812 L815 L817 L814 C848 L816 L819 L818 L805 L806 R851 R852 IC804 IC806 IC810 1 7 8 14 DIGITAL PWB A2 BOTTOM VIEW 1 1 1 4 5 8 5 5 10 10 11 11 12 12 15 15 20 22 23 25 30 33 34 35 40 44 20 22 23 25 30 33 35 40 44 34 R881 R883 R892 ...

Page 39: ...SM SX100 39 Figure 39 WIRING SIDE OF P W BOARD 4 14 7 8 9 10 11 12 OM VIEW LINE2 PWB A6 BOTTOM VIEW MAIN PWB A1 BOTTOM VIEW R881 R883 R884 R882 ...

Page 40: ... FIL501 FIL502 C510 L510 L509 L511 L504 L506 L507 L508 L505 C507 C505 C513 C542 CNP541 C541 CNP452 GATE OUT GATE IN IN 1 2 3 4 1 3 IN IN GATE OUT GATE IN OUT OUT S S TRIM 1 4 4 3 2 1 F503 3A 250V F502 3A 250V CNS503 RD BK WH BL 1 2 3 4 POWER PWB C1 TOP VIEW POWER SUPPORT PWB C3 TO POWER FILTER PWB CNS502 P49 8 B BR COLOR TABLE RD R OR YL GR BL VL GY WH W BK PK BROWN RED ORANGE YELLOW GREEN BLUE VI...

Page 41: ...SM SX100 41 Figure 41 WIRING SIDE OF P W BOARD 6 14 7 8 9 10 11 12 POWER PWB C1 BOTTOM VIEW ...

Page 42: ...3 T3 15A L 250V F502 T3 15A L 250V 1 4 RD BK WH BL 1 2 3 4 POWER PWB C1 TOP VIEW POWER SUPPORT PWB D OUT OUT S S TRIM IN IN GATE OUT GATE IN 1 3 OUT OUT S S TRIM IN IN GATE OUT GATE IN BI503 TO POWER FILTER PWB CNS502 P49 8 B BR COLOR TABLE RD R OR YL GR BL VL GY WH W BK PK BROWN RED ORANGE YELLOW GREEN BLUE VIOLET GRAY WHITE BLACK PINK BR BR BR BL ST1 L2 N L1 ST2 1 2 CNP502 UDC UDC BUSOK GY BK BK...

Page 43: ...SM SX100 43 Figure 43 WIRING SIDE OF P W BOARD 8 14 7 8 9 10 11 12 POWER PWB C1 BOTTOM VIEW ...

Page 44: ... 4 5 8 1 4 5 8 1 4 5 8 1 4 5 8 ICA4 1BIT AMP PWB B TOP SIDE FROM BOTTOM VIEW RLY107 CNP112 D108 D109 RLY108 1 2 3 4 5 6 7 CNS111B CNS111A 1 2 3 4 5 6 7 1 2 3 4 5 6 7 RELAY PWB A7 BOTTOM VIEW TA101 L CH TA102 R CH BK BR WH WH WH WH GR BL BR WH WH BL SPEAKER TERMINAL CNP11 P36 3 A TO MAIN PWB CNWAM1B CNWAM4B COREA7 COREA4 COREA5 CNWAM3B CNWAM4A CNWAM3A COREA3 COREA2 COREA1 CNWAM1C CNWAM2B CNWAM1A CN...

Page 45: ...36 RA56 CNPA3 1 2 1 2 1 2 3 1 2 3 CNPA1 CNPA2 CNPA4 CNPA6 9 8 7 6 5 4 3 2 1 BLA1 BLA2 CA13 BLA3 CA52 BLA25 BLA23 BLA22 CA14 BLA21 CA51 CA50 BLA20 BLA19 BLA18 BLA24 BLA5 BLA4 BLA6 CNPA8 1 2 3 ZDA82 ZDA84 CA6 CA5 ZDA83 ZDA81 RLYA1 VRA1 VRA2 VRA4 VRA3 CXA1 QA9 QA11 G D S G D S S D G S D G G D S S D G G D S S D G DA11 DA9 QA15 QA13 DA13 DA15 QA16 DA16 QA14 DA10 QA10 DA12 QA12 DA14 LA803 LA801 LA804 LA...

Page 46: ... 5 8 7 7 8 5 6 3 4 1 2 9 1 3 2 3 5 4 1 2 1 1 1 5 3 10 2 9 10 15 18 1 5 5 9 10 15 15 18 1 1 1 14 8 9 10 18 BI901 CNS905 1 2 CNP804 TO DIGITAL PWB CNP807 TO DIGITAL PWB CNP106 TO MAIN PWB 1 2 3 CNS901 SYSTEM MICROCOMPUTER PWB A3 TOP VIEW MAIN VOLUME PWB A9 TOP VIEW DISPLAY VOLUME PWB A8 SWITCH1 PWB A4 TOP VIEW 1 2 3 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 16 15 ...

Page 47: ...2 BNC DIG3 COAX DIG4 TOS J107 LINE OUT TERMINAL J108 LINE OUT TERMINAL J103 LINE 1 TERMINAL J104 LINE 1 TERMINAL J102 SACD TERMINAL J101 SACD TERMINAL BI103 CNS103 L101 L103 L119 L120 L118 L117 L104 BI101 CNS101 R103 R104 L105 R108 L106 R106 L107 L108 R102 L102 R107 R105 R101 1 3 1 1 2 3 4 5 6 7 7 CNP118 P36 4 B TO MAIN PWB CNP116 P36 4 E TO MAIN PWB JACK PWB A10 TOP VIEW LED PWB A11 1 2 3 L CH L ...

Page 48: ...d bottom patterns are connected C902 C901 R963 C909 R964 R965 C908 C910 C903 IC904 R919 R927 R924 R932 R918 R926 R933 R940 R934 R941 R939 R946 JACK PWB A10 BOTTOM VIEW MAIN VOLUME PWB A9 BOTTOM VIEW SYSTEM MICROCOMPUTER PWB A3 BOTTOM VIEW SWITCH1 PWB A4 BOTTOM VIEW 1 5 10 11 12 15 20 22 23 25 30 35 40 44 33 34 ...

Page 49: ...4A L 250V F501 7A 125V POWER FILTER PWB C2 TOP VIEW 1 2 1 2 1 2 1 2 2 1 TO UNT503 CNS502 P42 5 A TO UNT503 CNS502 P40 5 A When Servicing pay attension as the area enclosed by this line is directry connected with AC main voltage L502 L501 C502 C504 L503 CNP502 CNP501 C501 R501 C503 C530 POWER FILTER PWB C2 TOP VIEW TO MAIN CHASSIS 305 CNS501 COR501 SOC501 AC SOCKET 120V 60Hz 1 2 110 127V 220 240V ...

Page 50: ...1 OUTR OUTR OUTL OUTL Observe each pair Observe each pair OUTR OUTL OUTR OUTL RA5 RA7 RA6 RA8 Observe each pair QA1 QA5 QA2 QA6 QA3 QA7 QA4 QA8 RA5 RA6 RA7 RA8 QA2 QA1 3 4 BASE QA6 QA5 7 8 BASE 7 8 6 Observe Li and Hi of ICA4 to 7 of each Li Hi Observe SW section of Lch and Rch of each Observe each pair QA9 QA11 QA10 QA12 QA13 QA15 QA14 QA16 QA10 QA9 13 14 GATE QA12 QA11 15 16 GATE Set 32V at GND ...

Page 51: ...igital input Yes Are the speaker relays RLY108 and RLY107 switched when power is supplied and LED is lit Check whether 12V is supplied to RLY107 and RLY108 or not Check the surroundings of Q251 Q252 R251 to R253 Check whether 12V is output from IC106 or not Check whether Q118 and Q119 are on or not Check the line Q118 and Q119 from Pin 41 of the microcomputer IC904 Yes Are they properly wired to t...

Page 52: ...eck the line amplifying circuit Yes Is any signal output from CNP108 Yes Check the wiring to 1 bit amplifying unit and 1 bit amplifying unit No It does not sound on the digital input alone Yes Is 5V supplied to Pin 3 of CNP801 Check IC108 No Yes Is any digital signal output from Pin 9 of IC801 Check IC801 No Yes Is any digital signal output from Pin 4 of IC802 Check the wiring of CNP801 and CNS801...

Page 53: ... signal output from Pin 8 or 6 of IC803 Check CNS803 Check the wiring from CNS803 to IC803 No Is any digital signal output to Pin 9 of IC801 Check IC801 and input A B terminal logic No 1 bit amplifying section check Signal is output from CNP107 and CNP108 but it does not sound Yes Is any signal output form Pins 2 3 5 and 6 of ICA1 Fig 54 1 Check the waveform of the input pin ICA1 voltage supplied ...

Page 54: ...A8 QA2 QA1 3 4 BASE QA6 QA5 7 8 BASE 4 Observe each pair QA1 QA5 QA2 QA6 QA3 QA7 QA4 QA8 QA2 QA1 3 4 EMITER QA6 QA5 7 8 EMITER 5 Observe each pair QA1 QA5 QA2 QA6 QA3 QA7 QA4 QA8 QA1 QA2 3 4 COLECTOR QA5 QA6 7 8 COLECTOR 6 Observe Li and Hi of ICA4 to 7 of each Li Hi 7 Observe each pair QA9 QA11 QA10 QA12 QA13 QA15 QA14 QA16 QA10 QA9 13 14 GATE QA12 QA11 15 16 GATE 8 Observe SW section of Lch and ...

Page 55: ...sual connect it to VSSA 29 VSSA Grand VCO system Externally connect it to VSS 30 TSTN Input LSI test terminal As usual it is not connected 31 KM2 Input Clock mode selection 2 H PLL synchronization L XI synchronization 32 KM0 Input Clock mode selection 0 H EXTW input L DDIN input 33 FS1 Output Sampling frequency code output 1 channel status output 34 FS0 Output Sampling frequency code output 0 user...

Page 56: ... VDDA VSSA PCO CTLP CTLN LR LOCKN P256 KM2 XI XO KM1 SKSY VDD VSS 36 37 35 40 41 43 44 42 1 18 19 2 20 21 3 4 17 30 23 5 10 16 39 11 22 13 12 31 14 15 38 25 28 26 29 24 32 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 33 32 31 30 29 28 27 26 25 24 23 44 43 42 41 40 39 38 37 36 35 34 DAUX HDLT DOUT VFL OPT SYNC MCC WC MCB MCA SKSY XI XO P256 LOCKN VSS TST2 DIM1 DIM0 DOM1 DOM0 KM1 FS1 KM0...

Page 57: ...resistor 25 26 IISN Input with pull up resistor IIS output mode selection H Normal mode L IIS mode 27 STATE Output Output to express the internal operational state for operation check 28 TST1N Input with pull up resistor Control of output dither H Dither OFF L Dither ON 29 TST2N Input with pull up resistor Test terminal Set at H 30 31 RSTN Input with pull up resistor Reset terminal 32 33 Vss GND t...

Page 58: ...4AF 2 2 Note 1 fsi means the word clock LRCI on the input side and fso means the work clock LRCO on the output side Note 2 When H level is set open is also applicable Note 3 When the terminal of plural terminal Nos for the same terminal name is used it does not matter whether either or both terminals are connected Figure 58 BLOCK DIAGRAM OF IC MCOM MDT FSI1 MCK FSI2 MLEN DEEM ICLK ICKSL LRCI RSTN ...

Page 59: ...tput Digital silence detected active LOW on left channel 12 DSR Output Digital silence detected active LOW on right channel 13 DSTB Input Note 2 DOBM standby mode enforce pin active HIGH 14 CLC1 Input Application mode programming pin for CDEC pin 7 frequency division 15 CMIC Output Clock output provided to be used as running clock by microprocessor in master mode only output 96fs 16 VSS3 Ground 3 ...

Page 60: ...ING 3rd 4th ORDER NOISE SHAPER 27 28 35 34 33 26 DOL NDOL CDAC NDOR DOR MODE BITSTREAM DATA OUTPUTS MICROPROCESSOR INTERFACE DA 38 CL 39 RAB 42 POR 20 VDD3 8 VDD1 21 VDDOSC 24 VDDAL 29 VDDAR 32 VDD2 41 DSR 12 DSL 11 TEST1 36 TEST2 37 19 RESYNC 10 DOBM 13 DSTB 5 SBCL 6 SBDA CRYSTAL OSCIL LATOR 25 VSSOSC 22 XTAL1 23 XTAL2 15 CMIC 7 CDEC 14 CLC1 17 CLC2 18 CDCC 9 VSS2 16 VSS3 30 VSSAL 31 VSSAR 40 VSS...

Page 61: ...he latch output appears as it is However the output Qn is L when the latch output is H and Qn is hi Z when the latch output is L 6 RST Input Shift register latch reset 7 9 GND 0V Power supply 10 O8 Output Latch output at 8th step of shift register 11 O7 Output Latch output at 7th step of shift register 12 O6 Output Latch output at 6th step of shift register 13 O5 Output Latch output at 5th step of...

Page 62: ... TMIO2 DCLK Output Setting output to D A Clock output 25 P13 TMIO3 DLATCH Output Setting output to D A Latch output 26 P14 TMIO4 DDATA Input Output Setting output to D A Data input output 27 P20 IRQ0 PROTECT Input PROTECT signal detection input 28 P21 IRQ1 SENS P IN Input Warning input 29 P22 IRQ2 IC_STB Input External IC communication strobe 30 P60 DIG_B Output Digital input switch B Switch of di...

Page 63: ...CH D CLK CL_CONT VDD OSC2 OSC1 VSS SDATA SLATCH SCLK IC_RESET AUD MUTE Pin No Terminal Name Function 1 VDD Positive Supply to lower gate drivers De couple this pin to Vss pin 7 Bootstrap diode connected to HB pin 2 2 HB High Side Bootstrap supply External bootstrap capacitor is required Connect positive side of bootstrap capacitor to this pin Bootstrap diode is on chip 3 MO High Side Output Connec...

Page 64: ...l for AD converter 17 Lch IN Input L channel analog input terminal 18 Lch Vref Reference voltage terminal for L channel 19 Rch Vref Reference voltage terminal for R channel 20 Rch IN Input R channel analog input terminal 21 RESET Input Reset terminal It is reset with L 22 NFR2 Input R channel reverse signal feedback input terminal 23 NFR1 Input R channel forward signal feedback input terminal 24 V...

Page 65: ... represents capacity difference J 5 K 10 M 20 N 30 C 0 25 pF D 0 5 pF Z 80 20 If there are no indications for the electrolytic capacitors error is 20 Resistors VRD Carbon film type VRS Carbon film type VRN Metal film type VR MF Cylindrical type without lead wire VR MN Cylindrical type without lead wire VR TV Square type without lead wire VR TQ Square type without lead wire VR CY Square type withou...

Page 66: ...ilicon NPN 2SC2412 KR QA1 8 VS2SA1483 1 J AM Silicon PNP 2SA1483 QA9 16 VHIIRF530 1 J AK FET IRF530 DIODES D101 102 VHD1SS133 1 J AA Silicon 1SS133 D104 105 VHD1SS133 1 J AA Silicon 1SS133 D107 109 VHDDA119 1 J AA Silicon DA119 D110 113 VHD11ES1 1 J AB Silicon 11ES1 D201 209 VHDDA119 1 J AA Silicon DA119 D501 502 VHD1SS133 1 J AA Silicon 1SS133 D503 504 VHDRK36 1 J AE FET DRK36 D505 VHD1SS133 1 J ...

Page 67: ...or C886 VCKYTV1EB334K J 0 33 µF 25V 220 240V C886A VCCSBT1HL150J J 15 pF 50V C887 VCKYBT1HB152K J 0 0015 µF 50V C888 VCTYBT1EF223Z J 0 022 µF 25V C901 903 VCKYTV1EB104K J AA 0 1 µF 25V C904 RC EZ1692AFZZ J AC 47 µF 10V Electrolytic C905 RC EZ1685AFZZ J AC 10 µF 16V Electrolytic C906 VCKYTV1EB104K J AA 0 1 µF 25V C907 RC EZ1685AFZZ J AC 10 µF 16V Electrolytic C908 910 VCCSTV1HL221J J AA 220 pF 50V ...

Page 68: ... TV2AB101J J AA 100 ohm 1 10W R916 946 VRS TV2AB680J J AA 68 ohms 1 10W R947 VRS TV2AB103J J AA 10 kohm 1 10W R948 VRS TV2AB152J J AA 1 5 kohms 1 10W R949 VRS TV2AB222J J AA 2 2 kohms 1 10W R950 VRS TV2AB392J J AA 3 9 kohms 1 10W R951 VRS TV2AB562J J AA 5 6 kohms 1 10W R952 VRS TV2AB123J J AA 12 kohms 1 10W R953 VRS TV2AB393J J AA 39 kohms 1 10W R954 961 VRS TV2AB102J J AA 1 kohm 1 10W R962 VRS TV...

Page 69: ...NGK0968AFFW J AX Bracket FET PWB 224 LANGK0969AFFW J AX Bracket FET Block 225 LANGK0970AFFW J AY Bracket ST Terminal 226 LANGK0977AFF1 J AX Bracket 1Bit Terminal 227 LANGQ1217AFFQ J AV Bracket Erase A 228 LANGQ1218AFFQ J AW Bracket Erase B 229 LANGT1968AFFW J AT Bracket Power Switch 230 LANGT1971AFF1 J BD Bracket Connect A 231 LANGT1972AFF1 J BE Bracket Connect B 232 LANGZ0366AFFW J AQ Bracket Vol...

Page 70: ... J AA Washer ø2 6 0 6mm 632 XWSSF30 07000 J AA Washer ø3 2 0 7mm 633 XWSS126 06000 J AC Washer ø2 6 0 6mm 634 XXWSF30L03000 J AC Screw ø3 3mm 635 XXWSF30L08000 J Screw ø3 8mm 636 XBPSD30P10000 J AA Screw ø3 10mm 638 LX JZ0162AFFF J AC Screw ø3 10mm 639 LX BZ0161AFF1 J Screw ø3 6mm 640 XHBSD40P06000 J AA Screw ø4 6mm 641 XWVSD43 05000 J AB Washer ø4 3 0 5mm 644 XJPSN30P25000 J AC Screw ø3 25mm 645 ...

Page 71: ...3 603 603x4 230 J106 603x4 606x2 J801 627x3 J107 108 627x4 603x4 624 603 603 621x2 603 614 x2 SOC501 206 304 219x4 603x3 633 x2 227 227 228 226 603x2 627x8 627x2 603 605 x2 638x4 607x3 TA102 TA101 606x13 603 603 603x4 231 296 230 205 638x4 607x3 201 603x2 203 645x2 601x6 298 299 299 297 601x2 603x2 204 202 208 300 207 205 296 606x13 603x2 J802 309 309 312 312 309x2 232 618 PWB A5 PWB A6 PWB A8 PWB...

Page 72: ...3 255 279x4 280 x4 279x4 236x3 602x4 612x4 283x4 283x4 267 602x4 292x2 291x6 612x4 294x4 222 311x3 312 304 311 308 309 619x2 630x2 240x2 619x2 630x2 240x2 240x2 240 240 327 289x2 628x2 240x2 289x2 628x2 620x3 308 308 311 311 309 309 625x4 223 288x2 288x2 621 248 261 289x4 265 262 262x3 263 224 249 260 260 263 262x2 288x4 616x4 631x4 629x4 234x2 234 639x3 644x2 608x2 608x2 644x2 624x2 624x2 256 630...

Page 73: ...x5 615x3 615x4 301x3 301 276x5 621x2 621 250 250 615x6 624 630x5 221 634 242 241 634 634x2 634x2 234 303 305 234x2 236x4 603 235 293 603x4 603 236x4 622x2 602x22 234 277x13 234x2 277x2 284x3 209 211 603x4 622x4 244 210 603x3 640 278x4 225 641 PWB C2 PWB A7 PWB A9 PWB A2 308x2 648 PWB A1 Q114 Q115 IC108 603 325 321 with VOL601 326 ...

Page 74: ...AKH0327AFZZ 8 Caution HOT TCAUS0279AFZZ 9 Warranty Card TGANE1231AFZZ 12 17 17 11x8 7 6 13 15 14 16 3 2 4 5 10 8 9 1 10 Operation Manual TiNSM0160AFSA 11 Spacer Speaker Terminal PSPAS0278AFZZ 12 Protect Sheet Unit SPAKZ0544AFZZ 13 Leg Base Front GDAi 3053AFFC 14 Leg Base Rear GDAi 3054AFFC 15 Sheet Leg GLEGG0124AF00 16 Sheet Packing SPAKZ0542AFZZ 17 Sheet Leg Protect PSHEP0410AFZZ 9 Setting positi...

Page 75: ... SPAKA2741AFZZ Packing Add Top SPAKZ0542AFZZ Sheet Packing GDAi 3054AFFC Leg Base Rear GLEGG0124AF00 Sheet Leg GDAi 3053AFFC Leg Base Front TiNSM0160AFSA Operation Manual SPAKZ0544AFZZ Protect Sheet Unit PSHEP0410AFZZ Sheet Leg Protect QACCD0130AFZZ AC Power Supply Cord SPAKZ0588AFZZ Pad Partition SPAKA2740AFZZ Packing Add Bottom SPAKZ0534AFZZ Packing Sheet SPAKC7033AFZZ Packing Case SSAKH0327AFZZ...

Page 76: ...system or transmitted in any from or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher A0004 122NS HA J SHARP CORPORATION Communication Systems Group Quality Reliability Control Center Higashihiroshima Hiroshima 739 0192 Japan Printed in Japan SC SL SG SK SRH SRS ...

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