Technics-SHMZ-1200-Service-Manual电路原理图.pdf

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Technics-SHMZ-1200-Service-Manual电路原理图.pdf

Input switch for adjusting left and right input individually (L/R SPLIT) Input switch (CH1-CH4) CD/LINE DIGITAL: Line or CD input, Digital input LINE: Line input PHONO 1-3: Turntable phono input Input control knob (CH1-CH4) Input level control knob (TRIM) High-tone input control knob (HIGH) Mid-tone input control knob (MID) Low-tone input control knob (LOW) Channel effect (CH1-CH4) switch (EFFECT) Power indicator lamp (POWER) Output level meter (OUTPUT LEVEL) Play mode lamp (PLAY MODE) Master output control knob (MASTER) Master level volume control knob (MASTER LEVEL) Master balance control knob (MASTER BALANCE) Output separation ON, OFF switch (SEPARATE OUT) Monitor control knob (MONITOR) Monitor level volume control knob (LEVEL) Monitor mixing control knob (MIXING) Monitor mode switch (MODE) Monitor select button-display lamp (CUE) CH1-CH4: CH1-CH4 monitor selector EFFECT: Effector monitor selector Channel fader (CH1 - CH4) Cross fader (CROSS FADER) Cross fader Assign A, B switch (C. FADER ASSIGN) Effector output switch (PRE/POST) Input-output effect control knob (EFFECT) Output effect control knob (SEND) Input effect control knob (RETURN) Microphone input control knob (MIC) Microphone level volume control knob (MIC LEVEL) High-tone microphone control knob (HIGH) Low-tone microphone control knob (LOW) Control panel Cross fader curve control switch (C.FADER CURVE) Curve switch (CURVE) Cross fader operation switch (CROSS FADER) Fader operation switch (CH1-CH4 FADER) Headphone terminal (PHONES) Fader start (ON, OFF) switch (FADER START) Front panelRear panel Power button (POWER OFF ON) Turntable earth terminal (PHONO EARTH) Input terminal (CH1-CH4) CD/LINE: CD or line terminal LINE: Line terminal PHONO 1-3: Turntable phono terminal Microphone input terminal (MIC1, MIC2) Effector input-output terminal (EFFECT RETURN, EFFECT SEND) Player control (CH1, CH4) terminal (PLAYER CONTROL) Digital output terminal (DIGITAL OUT) Digital input (CH1, CH4) terminal (DIGITAL IN) Output terminal Master out 1, 2 terminal (MASTER OUT) Monitor out terminal (MONITOR OUT) Rec terminal (REC OUT) Power input terminal (AC IN ) DJ Mixer Fader Replacement Instructions First, remove the AC power supply cord (AC mains lead) and follow the steps below to replace with a new fader. 1Remove all five channel fader, cross fader knobs, and the re- placement panel Remove the four plate screws on the replace- ment panel. Replacement panel 2Remove the channel fader or cross fader to be replaced Do not let the screws fall inside the unit. -1 Remove the two fader fastening screws -2 Remove the fader Channel fader Turn on an angle and lift to remove. Cross fader Turn on an angle and lift to remove. -3 Remove the fader cable while hold- ing the 3 pin connector 3 pin connector -4 Cross fader Remove the two fastening screws, the optical device unit, and then the cross fader. Move the lever toward the center and remove. Do not change the shape of the optical device unit or the 4 pin terminal. Lever 4 pin terminal 3Attach the new channel fader or cross fader Attach by performing the opposite of the re- move step. 4Attach the replacement panel and knobs DIGITAL IN C0JAAB000080 IC2035 INTERFACEL2010 1 L2011 5 12 8 CH1 CH4 42 22 DVSS AVSS 41 C1BB00000692 IC3502 DIGITALAUDIO TRANSCEIVER 1321 TVDD DVDD +B4 RX0 26 BICK 24 LRCK +B5 38 AVDD +B5 27 MCKO2 25 SDTO 1 LRCK DATA 2 3 BCK 5 XTI PCM1734EB-E2 IC3505 D/A CONVERTER VOUTL (VOUTR) 16 (13) BUFFER AMP M5218AFPE3 IC3508 8 VDD +B3 9 VCC2R +B3 20 VCC2L +B3 15 VCC1 +B3 DGND 7 AGND1 14 AGND2R 10 AGND2L 19 3637 SWITCH- ING 22 RST D3501 D3500 Q3501 INT0 INT1 42 22 DVSS AVSS 41 C1BB00000692 IC3503 DIGITALAUDIO TRANSCEIVER 1321 TVDD DVDD +B4 RX0 26 BICK 24 LRCK +B5 38 AVDD +B5 27 MCKO2 25 SDTO 1 LRCK DATA 2 3 BCK 5 XTI PCM1734EB-E2 IC3506 D/A CONVERTER VOUTL (VOUTR) 16 (13) BUFFER AMP M5218AFPE3 IC3509 8 VDD +B3 9 VCC2R +B3 20 VCC2L +B3 15 VCC1 +B3 DGND 7 AGND1 14 AGND2R 10 AGND2L 19 3637 SWITCH- ING 22 RST D3503 D3502 Q3502 INT0 INT1 22 DVSS AVSS 41 C1BB00000692 IC3501 DIGITALAUDIO TRANSCEIVER 1321 TVDD DVDD +B4 16 TX1 +B5 38 AVDD +B5 26 BICK 27 MCKO2 AND GATE L2001 DIGITAL OUT C0JBAA000115 IC3507 +B4 C0EBG0000121 IC3512 SINGLE-END /DIFFERENTIAL CONVERTER REFERENCE 5th ORDER DELTA-SIGMA MODULATOR x164(x1/128) DECIMATION FILTER WITH DC CUT FILTER CLOCK& TIMING CONTROL POWER SUPPLY BCK SERIAL INTERFACE /MODE/ FORMAT CONTROL MODE0 MODE1 BYPAS LRCK FSYNC DOUT FMT0 FMT1 OSR SCKI Vcc +B3 AGND DGND VDD +B5 VINR VREF1 VREF2 2 3 4 5613141671581920 12 11 10 9 17 18 +B3 +B5 +B5 VINL 1 PDWN R ch C0FBAK000008 IC3504 24bit A/D CONVERTER DAUX 28 24 LRCK +B5 C0EBE0000274 IC3511 31 PDN 31 PDN 31 PDN A VOLTAGE DET. VOLTAGE DET. 14 +B4 REGULATOR+B4+B5 C0CBCBE00003 IC3510 SH-MZ1200(PP,EG,EB,EP,GN) BLOCK DIAGRAM LINE CD/LINE CH1 LINE AMP NJM4580DD IC3020 CD/LINE AMP PHONO1 LINE CH2 PHONE AMP NJM4580DD IC3002 LINE AMP NJM4580DD IC3021 PHONO2 LINE CH3 PHONO AMP NJM4580DD IC3001 LINE AMP NJM4580DD IC3022 PHONO3 CD/LINE CH4 PHONO AMP NJM4580DD IC3003 CD/LINE AMP NJM4580DD IC3004 NJM4580DD IC102 C2CBJH000088 IC3012 MICRO COMPUTER SENSOR B3NAA0000044 IC801 SENSOR B3NAA0000044 IC802 BUFFER AMP AN6914 IC3024 56 57 +B4 97 VR801 (CROSS FADER) +B4 95 VR803 (CHANNEL FADERCH1) +B4 94 VR805 (CHANNEL FADERCH2) +B4 93 VR807 (CHANNEL FADERCH3) +B4 92 VR809 (CHANNEL FADERCH4) +B4 D2004, 2005 (PLAY MODE) 82 +B4 D2006, 2007 (PLAY MODE) 811315 X3002 S1002 C0JBAS000035 IC1002 L/R PLAY MODE SELECTOR 23 1 S1003 67 8 1011 9 1415 16 R chR ch R chR ch C0JBAS0000035 IC1003 L/R PLAY MODE SELECTOR 23 1 67 8 R chR ch EQ AMP NJM4580MTE1 IC1043 VR1008 (TRIM) EQ AMP NJM4580MTE1 IC1042 VR1001 (TRIM) EQ AMP NJM4580MTE1 IC1032 EQ AMP NJM4580MTE1 IC1033 VR1036 (HIGH) EQ AMP NJM4580MTE1 IC1026 VR1035 (MID) EQ AMP NJM4580MTE1 IC1018 VR1020 (LOW) EQ AMP NJM4580MTE1 IC1027 EQ AMP NJM4580MTE1 IC1028 VR1029 (HIGH) EQ AMP NJM4580MTE1 IC1020 VR1025 (MID) EQ AMP NJM4580MTE1 IC1012 VR1014 (LOW) S1005 C0JBAS000035 IC1005 L/R PLAY MODE SELECTOR 23 1 S1004 67 8 1011 9 1415 16 R chR ch R chR ch C0JBAS0000035 IC1006 L/R PLAY MODE SELECTOR 23 1 67 8 R chR ch EQ AMP NJM4580MTE1 IC1007 VR1003 (TRIM) EQ AMP NJM4580MTE1 IC1008 VR1005 (TRIM) EQ AMP NJM4580MTE1 IC1029 EQ AMP NJM4580MTE1 IC1030 VR1031 (HIGH) EQ AMP NJM4580MTE1 IC1022 VR1026 (MID) EQ AMP NJM4580MTEI IC1014 VR1016 (LOW) EQ AMP NJM4580MTE1 IC1031 EQ AMP NJM4580MTE1 IC1044 VR1033 (HIGH) EQ AMP NJM4580MTE1 IC1024 VR1027 (MID) EQ AMP NJM4580MTE1 IC1016 VR1018 (LOW) S701 (ASSIGN A) S702 (ASSIGN B) 90 88848587867776807978 EQ AMP NJM4580MTE1 IC1010 VR1010 (EFFECT RETURN) MIC AMP NJM4580MTE1 IC1004 MIC AMP VR1007 (MIC LEVEL) MIC AMP VR1013 (HIGH) VR1012 (LOW) NJM4580MTE1 IC1009 NJM4580MTE1 IC1011 EFFECT AMP NJM4580DD IC3023 MIC AMP NJM4580DD IC3025 EFFECT RETURN MIC PLAYER CONT. Q3002 L2014 PLAYER CONT. Q3001 5191 CH4 CH1 PLAYER CONTROL 16, 62, 99 +B4 14, 64, 96 SH-MZ1200(PP,EG,EB,EP,GN) BLOCK DIAGRAM C0JAAS000020 IC2007 EFFECT PRE SW(CH1/2) 15 (11) 14 (10) 16 (9) 2 (6) 3 (7) 1 (8) MIX AMP UPC4570C IC2018 C2CBJH000088 IC3012 MICRO COMPUTER C0JBAS000035 IC1040 CUE SW 6 (2) 7 (3) 8 (1) C0JBBF000053 IC1039 LOGIC CONTROL LOGIC CONTROL LED DRIVE +B3 D1006 (CUE EFFECT) Q1005 C0JBAC000280 IC1034 C0JBAS000035 IC1035 CUE SW 15 (11) 14 (10) 16 (9) 2 (6) 3 (7) 1 (8) LOGIC CONTROL C0JBBF000053 IC1036 LED DRIVE +B3 D1002 (CUE CH2) Q1002 LED DRIVE +B3 D1001 (CUE CH1) Q1001 +B3 S1014 (CUE EFFECT) +B3 S1007 (CUE CH2) +B3 S1016 (CUE CH1) C0JBAS000035 IC1037 CUE SW 15 (11) 14 (10) 16 (9) 2 (6) 3 (7) 1 (8) LOGIC CONTROL C0JBBF000053 IC1038 LED DRIVE +B3 D1004 (CUE CH4) Q1004 LED DRIVE +B3 D1003 (CUE CH3) Q1003 +B3 S1009 (CUE CH4) +B3 S1008 (CUE CH3) CUE MIX AMP NJM4580MTE1 IC1041 CHANGE PHASE NJM4580MTE1 IC1045 BUFFER AMP M5207L05 IC2001 BUFFER AMP M5207L05 IC2002 BUFFER AMP BUFFER AMP UPC4570C IC103 UPC4570C IC104 MIX AMP NJM4580DD IC501 BUFFER AMP M5207L05 IC2003 BUFFER AMP M5207L05 IC2004 BUFFER AMP BUFFER AMP MIX AMP UPC4570C IC2015 UPC4570C IC2016 UPC4570C IC2017 C0JAAS000020 IC2009 EFFECT RETURN OUTPUT SW 15 (11) 14 (10) 16 (9) 2 (6) 3 (7) 1 (8) C0JAAS000020 IC2005 EFFECT POST SW(CH1/2) 15 (11) 14 (10) 16 (9) 2 (6) 3 (7) 1 (8) C0JAAS000020 IC2006 EFFECT POST SW(CH3/4) 15 (11) 14 (10) 16 (9) 2 (6) 3 (7) 1 (8) MIX AMP UPC4570C IC2036 C0JAAS000020 IC2008 EFFECT PRE SW(CH3/4) 15 (11) 14 (10) 16 (9) 2 (6) 3 (7) 1 (8) S902 (CH1 FADER) 58 S903 (CH2 FADER) 59 S904 (CH3 FADER) 60 S905 (CH4 FADER) 61 S906 (CROSS FADER) 63 S907 (FADER START CH4) 68 S908 (FADER START CH1) 6970 S901 (C.FADER CURVE) 72 +B4 71 +B3 S1011-1 (EFFECT CH1) +B3 S1010-1 (EFFECT CH2) +B3 S1011-2 (EFFECT CH1) +B3 S1010-2 (EFFECT CH2) +B3 S1012-2 (EFFECT CH3) +B3 S1013-2 (EFFECT CH4) +B3 S1012-1 (EFFECT CH3) +B3 S1013-1 (EFFECT CH4) +B4 RESET+B4 C0EBG0000121 IC3009 12 RESET SH-MZ1200(PP,EG,EB,EP,GN) BLOCK DIAGRAM BUFFER AMP UPC4570C IC2019 L2008 Lch Rch/MONO R ch MUTING Q2010 (Q2011) VR1037 (EFFECT SEND MIX AMP UPC4570C IC2011 MIX AMP UPC4570C IC2012 C0JAAS000020 IC2010 SEPARATE SW 14 (11) 15 (10) 16 (9) 2 (6) 3 (7) 1 (8) 3 VI 581017 Vcc +B2 GND 19 D505 (OUTPUT LEVEL MONITOR) BA682A IC2030 LED DRIVE (OUTPUT LEVEL) +B2 3 VI 581017 Vcc +B2 GND 19 D504,(506) (OUTPUT LEVEL LEFT/RIGHT) BA682A IC2031(2032) LED DRIVE (OUTPUT LEVEL) +B2 SEPARATE MIX UPC4570C IC2021 SEPARATE MIX UPC4570C IC2033 L2004 R ch Lch Rch REC OUT MUTING Q2018 (Q2019) VR2003 (MASTER LEVEL) VR2009 (MASTER BALANCE) BUFFER AMP MUTING Q2030 (Q2031) UPC4570C IC2027 L2003 R ch Lch Rch MASTER OUT1 MUTING Q2006 (Q2008) VR2003 (MASTER LEVEL) VR2009 (MASTER BALANCE) BUFFER AMP MUTING Q2028 (Q2029) UPC4570C IC2028 L2005 R ch Lch Rch MASTER OUT2 MUTING Q2007 (Q2009) A POWER AMP M5218AL IC2014(2013) 1 3 2 MASTER OUT1 L2006 (L2007) MUTING Q2012,2013 (Q2014,2015) VR2001 (MONITOR LEVEL) MONITOR AMP UPC4570C IC2025 L2002 R ch Lch Rch MONITOR OUT MUTING Q2004 (Q2005) MUTING Q2020 (Q2021) HEADPHONES AMP UPC4570C IC2029 L2013 R ch MUTING Q2016 (Q2017) PHONES MASTER MIX UPC4570C IC2020 SWITCH- ING Q2022 (Q2025) SWITCH- ING Q2024 (Q2026) (1/2) UPC4570C IC2022(2024) (1/2) UPC4570C IC2022(2024) VR2007 (MONITOR MIXING) NJM4580MTE1 IC2101 SWITCH- ING Q2023 SWITCH- ING Q2027 +B3 +B3 S2001 (MONITOR MODE) S2004 (MASTER SEPARATE) PT601 POWER TRANSFORMER AC IN L601 S601 (POWER) F602 REGULATOR REGULATOR REGULATOR D614617 D601,602,607,608 +B1 -B1 +B2 C0CAALE00002 IC604 C0CABLE00001 IC605 C0CAAKD00001 IC601 F601 POWER SUPPLY Q604,606 SWITCH- ING Q605 MUTING CONT. Q602,603,607 D618 D2011 D613 D619 REGULATOR D603,604,609,610 +B3 NJM78M05FA IC902 REGULATOR D605,606,611,612 +B4 NJM78M05FA IC603 REGULATOR-B2 C0DAZDC00001 IC2034 S2001 (MONITOR MODE) OFFON MONITOR MIX MONITOR MIX MONITOR AMP EFFECT SEND (FRONT) (REAR) D701 (POWER) D620 SH-MZ1200(PP,EG,EP,EP,GN) BLOCK DIAGRAM NOTES:AUDIO SIGNAL(ANALOG) LINE :AUDIO SIGNAL(DIGITAL) LINE () indicates pin No. Right channel. 12345678910111213 A B C D E F G HINPUT P.C.B. A 123 CN702 4 J J J 1 3 5 7 9 11 13 15 17 19 21 23 25 27 2 4 6 8 10 12 14 16 18 CN3004A 20 22 24 26 1 3 5 7 9 11 13 15 17 19 21 23 2 4 6 8 10 12 14 16 18 CN3003A 20 22 J J J J J J J J J J J J J J J J J J 1 2 3 45 6 7 8 IC3023 C3097 C3098 C3033 C3024 JK3004 JK3005 JK3006JK3007 L3009 L3010 L3002 L3001 L3004 L3003 J J J J J J J J J J J J J J J 1 45 8 IC3025 1 45 8 IC102 1 45 8 IC3020 1 45 8 IC3021 1 45 8 IC3002 1 45 8 IC3022 1 45 8 IC3001 1 45 8 IC3004 1 45 8 IC3003 JK3001 C3025 C3026 C3034 C3035 J C3041 C3042 J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J 1 45 8 IC3024 J J C3027 C3028 JK3008 L3005 L3006 L3008 L3007 JK3002 12345687 CN3008 J J J J J J J C3204 C3107 C3108 C3094 C3089 C3076 C3083 C3043 C3044 C3036 C3037 C3029 C3045 C3046 C3030 C3084 C3077 J C3095 C3161 C3109 C3110 J J J J J J J J J J J J J J J J J J J J J J J J X3002 J J J J J J 12345689 10 11 12 13 14 15 CN3006 7 J J J J J J J J J J J J J J J J C3051 C3052 C3096 C3085 JK3003 C3039 C3040 C3047 C3048 C3078 C3090 C3112 C3111J J 15 13 11 CN3002A 9 7 5 3 1 14 12 10 8 6 4 2 1 2 3 4 5 6 CN3017 12345 CN2006 J J J 9 7 5 3 1 CN3001A 8 6 4 2 C3176 C3179 C3177 C3175 C3174 C3173 C3172 C3164 C3171 R3232 R3239 R3237 R3235 R3233 R3231 R3230 R3229 R3228 R3221 R3227 C3178 C3170 C3187 C3186 C3185 C3184 C3183 R3277 R3284 R3240 R3241 C3166 C3169 C3168 C3167C3165 R3223 R3226 R3225 R3224R3222 R3238 R3236 R3234 R3276 R3274 R3220 R3219 R3218 R3217 R3216 C3181 C3182 C3180 R3272 R3191 R3275R3273 R3271 R3192 R3278 R3193 R3283 R3401 R3402 C BE Q3001 C BE Q3002 R3174 R3173 C3211 R3268 C3207 C3205 C3208 R3267 C3059 C3060 C3213 C3206 C3212 C3001 C3008 R3270 R3068 R3067 R3017R3018 C3022 C3023 C3072 C3079 R3081 R3092 R3269 R3027 R3045 R3026 R3036 C3197 C3070 C3069 R3037 R3038 R3029R3028 R3253 R3066 R3280 R3279 C3002 C3159 C3010 C3011 C3195 C3196 C3194 C3080 C3088 R3013 R3003 R3001 R3002 R3258 R3257 R3063 R3071 R3072 R3065 R3064 R3259 R3206 R3207 R3260 C3140 C3214 R3094 C3066 C3199 C3198 C3141 R3115 R3083 R3262 R3261 R3049 R3057 R3030R3031 C3003 C3004 R3006 R3004 R3014 C3192 C3191 C3190 C3189 C3188 C3193 R3149 R3214 R3213 R3212 R3211 R3210 R3215 1 5 10 15 20 25 30 31 35 40 45 5051 55 60 65 70 75 80 81 85 90 95 100 IC3012 C3163 R3168 R3167 R3166 R3204 R3205 C3124 C3123 R3144 R3249 R3161 R3255 C3128 C3129 R3163 R3147 R3154 R3254 R3190 R3156 R3160 D3001 13 45 IC3009 C3200 R3242 C3201 R3243 C3202 R3246 C3203 R3245 R3247 R3248 C3217 R3282 R3281 C3012 C3013 C3215 R3020 R3021 R3089 R3116 C3019 C3054 C3053 C3061 R3058 R3040 R3005 R3039 R3050 R3078 R3098 R3107 R3103 R3108 C3144 R3051 R3059 R3095 R3090 R3117 R3109R3118 C3062 C3067 C3056 C3055 C3145 C3142 C3143 R3079 R3052 R3084 R3264 R3263 R3110 R3104 R3099 C3073 C3091 C3216 R3252 R3209 C3074 C3086 R3076 R3069 R3073 R3077 R3074 R3265 R3266 R3208 R3070 R3100 R3091 R3120 R3105 R3096 C3058 C3057 R3080 R3112 R3111 R3119 R3085 C3014C3015 C3020 C3160 C3005 R3008 R3007 R3041 R3060 R3042 R3015 R3009 R3022R3023 R3032R3033 C3162 C3038 C3068 C3016 C3017 C3021 C3063 C3006 C3007 R3043 R3044 R3010 R3024 R3138 R3011 R3062 R3054 R3061 R3016 R3012 R3053 R3034 R3035 C3031 C3032 2 36 7 2 32 3 6 7 6 7 2 36 7 2 3 6 7 2 3 6 7 2 36 7 2 36 7 2 36 7 2 3 6 7 RLRL EE RL E RL E RL E RL E RL E RL E (CD/LINE)(PHONO3) CH4 (LINE) (PHONO2) CH3 (LINE)(PHONO1) CH2 (CD/LINE)(LINE) CH1 (MIC1)(MIC2) MIC 11 22 33 2 1 3 2 1 3 (L ch)(R ch/MONO) EFFECT RETURN SH-MZ1200(PP,EG,EB,EP,GN) INPUT P.C.B. Note: This printed circuit board diagram may be modified at any time with the development of new technology. (REP3784AA-S) 12345678910111213 A B C D E F G H 1 2 3 4 J3008B IC802 SENSOR(B) P.C.B. B 1(A) 2(Ca)3(C) 4(E) 1 2 3 4 J3008A IC801 C SENSOR(A) P.C.B. 1(A) 2(Ca)3(C) 4(E) VR809 (CH4) 123 CN3006D CHANNEL FADER(D) P.C.B. D CHANNEL FADER(B) P.C.B. E VR805 (CH2) 123 CN3006B VR807 (CH3) 123 CN3006C CHANNEL FADER(C) P.C.B. F SUB P.C.B. L 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 CN3500 1 5 10 11 15 20 IC3504 15 10 12 13 15 20 24 25 303536 40 37 45 48 IC3501 1510 12 13 15 20 24 253035 36 40 37 45 48 IC3503 1510 12 13 15 20 24 253035 36 40 37 45 48 IC3502 1 51014 15202528 IC3505 1 51014 15202528

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