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Sony PMC-107L Service Manual Download Page 15

– 15 –

Adjustment Location: main board

–main board (component side)–

MW

FREQUENCY

COVERAGE

Adjustment

CT3

LW

FREQUENCY

COVERAGE

Adjustment

FM

TRACKING

Adjustment

TP (VT)

CT1

L6

FM

FREQUENCY

COVERAGE

Adjustment

L5

LW

TRACKING

Adjustment

CT5

L10

CT2

L2

MW

TRACKING

Adjustment

CT4

L9

TP

(FM ANT)

R31

Summary of Contents for PMC-107L

Page 1: ...umber of channels 2 Frequency response 20 20 000 Hz 1 2 dB Wow and flutter Below measurable limit Radio section Frequency range FM AEP UK Singapore model 87 6 107 MHz Italian model 87 5 108 MHz East European model 65 74 MHz 87 5 108 MHz MW 531 1 602 kHz LW 153 279 kHz IF FM 10 7 MHz MW LW 450 kHz Aerials FM Wire aerial MW LW External aerial SPECIFICATIONS Continued on next page Cassette corder sec...

Page 2: ...hen soldering or unsoldering Notes on Chip Component Replacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be dam aged by heat NOTES ON HANDLING THE OPTICAL PICK UP BLOCK OR BASE UNIT The laser diode in the optical pick up block may suffer electrostatic breakdown because of the potential difference generated by the charged electrostatic load e...

Page 3: ...ck Diagram CD Section 23 5 4 Block Diagram Main Section 25 5 5 Printed Wiring Boards CD Section 27 5 6 Schematic Diagram CD Section 29 5 7 Printed Wiring Boards Panel Section 31 5 8 Schematic Diagram Panel Section 33 5 9 Printed Wiring Boards Main Section 35 5 10 Schematic Diagram Main Section 1 2 37 5 11 Schematic Diagram Main Section 2 2 39 6 EXPLODED VIEWS 6 1 Rear Cabinet Section 44 6 2 Front ...

Page 4: ... 4 SECTION 1 GENERAL This section is extracted from instruction manual ...

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Page 8: ...306 8 CNP308 0 front cabinet assy The equipment can be removed using the following procedure Set Front cabinet assy CD chassis assy Main board Power board CD board Optical pick up Mechanism deck block Control board Note Follow the disassembly procedure in the numerical order given 2 1 FRONT CABINET ASSY ...

Page 9: ... 9 2 2 CD CHASSIS ASSY 2 3 POWER BOARD 2 BVTP 3x10 3 wire 5 CD chassis assy 1 BVTP 3x10 4 CNP901 2 BVTP 4x16 3 POWER board 1 CNP902 ...

Page 10: ... 10 2 4 MAIN BOARD 2 5 CD BOARD 2 BVTP 3x10 1 CNP304 3 MAIN board 1 CNP701 2 CNP703 3 connector 5 BVTP 3x10 6 CD board 4 BVTP 3x10 ...

Page 11: ... 11 2 6 OPTICAL PICK UP 2 7 MECHANISM DECK BLOCK 3 optical pick up 2 screws 2 6x16 1 screws 2 6x16 3 BVTP 3x8 2 BVTP 3x8 4 mechanism deck block 1 Open the cassette lid ...

Page 12: ... 12 2 8 CONTROL BOARD 1 BVTP 3x8 2 BVTP 3x8 4 CONTROL board 3 CNP803 ...

Page 13: ... voltage unless otherwise noted Torque Measurement Mode Torque meter Meter reading FWD CQ 102C 30 70 g cm 0 42 0 97 oz inch FWD CQ 102C 1 5 5 5 g cm Back Tension 0 021 0 076 oz inch FF CQ 201B more than 60 g cm more than 0 83 oz inch REW CQ 201B more than 60 g cm more than 0 83 oz inch Tape Tension Measurement Mode Tension meter Meter Reading FWD CQ 403A more than 100 g more than 3 53 oz SECTION 4...

Page 14: ...ment Part CT3 confirmation LW TRACKING ADJUSTMENT Adjust for a maximum reading on level meter L10 CT5 162 kHz 261 kHz East European model Adjustment Location See page 15 TUNER SECTION 0 dB 1 µV FM Section Setting BAND switch FM 22 5 kHz frequency deviation by 400 Hz signal output level as low as possible MW LW Section Setting BAND switch MW or LW 30 amplitude modulation by 400 Hz signal Connecting...

Page 15: ...oard component side MW FREQUENCY COVERAGE Adjustment CT3 LW FREQUENCY COVERAGE Adjustment FM TRACKING Adjustment TP VT CT1 L6 FM FREQUENCY COVERAGE Adjustment L5 LW TRACKING Adjustment CT5 L10 CT2 L2 MW TRACKING Adjustment CT4 L9 TP FM ANT R31 ...

Page 16: ...l noises Optical pick up moves to the outer circumference Optical pick up moves to the inner circumference Focus Search Check 1 Push the fl button Focus search operation is performed continuously 2 Look at the optical pick up objective lens and confirm the it moves up and down smoothly with no catching or abnormal noises 3 Push the π button Confirm that focus search operation stops If it does not ...

Page 17: ... eye pattern REFERENCE Focus Tracking Gain Adjustment A frequency response analyzer is necessary in order to perform this adjustment exactly However this gain has a margin so even if it is slightly off there is no problem Therefore do not perform this adjustment Focus tracking gain determines the pick up follow up vertical and horizontal relative to mechanical noise and mechanical shock when the 2...

Page 18: ...he waveform is as shown in the figure below focus gain adjustment Correct Example 5 Connect the osilloscope between TP TE and TP VC 6 Adjust RV703 so that the waveform is as shown in the figure below tracking gain adjustment Correct Example Incorrect Examples DC level changes more than on adjusted waveform VOLT DIV 100 mV TIME DIV 2 mS 0 V 100 mV 0 V 250 mV VOLT DIV 100 mV TIME DIV 2 mS VOLT DIV 1...

Page 19: ...V702 TRAVERSE Adjustment TP RF TP VC TP FE TP TE IC701 CNP701 R714 RV703 TRACKING GAIN Adjustment RV701 FOCUS BIAS Adjustment RV704 FOCUS GAIN Adjustment Adjustment Location CD board CD board conductor side ...

Page 20: ...QSO I CD Sub Q data input 47 A MUTE O Audio mute output 48 V DATA O Volume serial data output 49 V CLK O Volume serial clock output 50 V CE O Volume serial chip enable output 51 REG CON O Regulator control output 52 TAPE O Tape control output 53 RADIO O Radio control output 54 CD O CD control output 55 REC I Tape record signal input 56 CD DOOR I CD door detection input 57 R COUNT I Tuner PLL data ...

Page 21: ...n No Pin Name I O Pin Description 75 VREF Reference voltage terminal Not used in this set 76 SHIFT CLK O Shift clock output 77 LD NONC O CD lazer diode control output 78 80 SEG19 21 O LCD drive segment output ...

Page 22: ... 22 5 2 CIRCUIT BOARDS LOCATION MAIN board CD board CD MOTOR board POWER board H P board REC SW board KEY board CONTROL board ...

Page 23: ... SPINDLE MOTOR DRIVE OUT3 OUT2 OUT2 OUT3 TRACKING COIL FOCUS COIL A C B D E F F LD PD OPTICAL PICK UP BLOCK KSS 213C IN4 IN1 R MUTE IN3 R IN OPTICAL PICK UP DRIVE IC703 M701 SLED MOTOR M M702 SPINDLE MOTOR S701 LIMIT SW701 CD DOOR 1 MAIN SECTION 04 FOCUS GAIN RV704 TRAVERSE RV702 FOCUS BIAS RV701 TRACKING GAIN RV703 FOCUS ERROR VC 48 VC VC SLED RF AMP FOK CD 5V VC VC EFM DEM SUBCODE CLV SERVO ECC ...

Page 24: ...LW 21 16 17 1 2 8 15 10 14 18 19 22 21 23 24 3 7 17 16 12 11 18 9 1 PD1 AM IN FM IN XOUT XIN IF IN MO ST FM X1 75KHz 9 14 AM OSC FM OSC AM MIX FM MIX AM RF FM RF IF BUFFER MO ST BAND ST IND AM DET 6 FM DET AF BUFFER H FREQ CUT Q7 H FREQ IF CUT Q9 FM MPX MUTE R CH Q13 QUAD VCO 13 IF CUT R L CF4 CF3 CF2 CF1 CFT1 Q20 D3 D4 CT1 L5 L6 LW SWITCH Q6 LW SWITCH Q3 LPF Q11 REG Q12 MW LW SWITCH Q2 4 5 L9 10 ...

Page 25: ...tified by mark or dotted line with mark are critical for safety Replace only with part number specified U B Line H adjustment for repair Voltage and waveforms are dc with respect to ground under no signal conditions no mark CD STOP Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage ...

Page 26: ...or electrolytics and tantalums All resistors are in Ω and 1 4 W or less unless otherwise specified C panel designation U B Line Voltage is dc with respect to ground under no signal detuned condition no mark FM PB REC CD Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Abbreviation EE East European model ...

Page 27: ...or electrolytics and tantalums All resistors are in Ω and 1 4 W or less unless otherwise specified internal component C panel designation U B Line Voltage is dc with respect to ground under no signal detuned condition no mark FM MW LW MW LW Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Signal path F FM f MW Abbreviation EE E...

Page 28: ... unless otherwise specified 2 nonflammable resistor C panel designation Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified U B Line Voltage is dc with respect to ground under no signal detuned condition no mark FM PB REC CD Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal pr...

Page 29: ...3 P4 BUFFER 21 NC 20 19 18 17 16 15 14 13 12 1 2 3 6 9 10 11 12 8 7 4 5 22 TAPE TAPE TAPE BUF AMP A1 BUF AMP A2 NAB AMP1 NAB AMP2 23 24 15 14 13 21 20 17 16 RADIO BUF AMP B1 BUF AMP B2 MUTE MUTE ON ON ON 7dB 26dB 26dB MONITOR AMP LOGIC 18 19 MUTE 7dB MONITOR AMP LINE TAPE RADIO LINE ALC2 ALC1 DET REC AMP1 REC AMP2 2 1 REF AMP MIC AMP1 LINE IN1 INT EXT RADIO IN1 REC PLAY PRE OUT1 PRE OUT2 RADIO LIN...

Page 30: ...FGD FDFCT FE M FEI FEO FE BIAS F E EI VEE TED LPFI TEI ATSC TZC TDFCT VC APC LEVEL S FOK MIRR RF IV AMP1 RF IV AMP2 FE AMP TTL IIL FZC COMP DFCT IIL TTL IIL DATA REGISTER INPUT SHIFT REGISTER ADDRESS DECODER OUTPUT DECODER TTL IIL TOG1 3 BAL1 3 FS1 4 TG1 2 TM1 7 PS1 4 F IV AMP E IV AMP BAL1 BAL2 BAL 3 TE AMP TZC COMP DFCT TM1 DFCT FS4 ATSC WINDOW COMP TOG1 TOG2 TOG3 FCS PHASE COMPENSATION FS1 F SE...

Page 31: ...SUB CODE PROCESSOR DIGITAL CLV EFM DEMODULATOR DIGITAL PLL ASYMMETRY CORRECTOR 5 D A INTERFACE ERROR CORRECTOR 3 6 3 16K RAM DIGITAL OUT CLOCK GENERATOR 4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 24 23 22 21 20 19 18 17 16 15 25 LEVEL SHIFT LEVEL SHIFT LEVEL SHIFT D BUF D BUF LEVEL SHIFT D BUF D BUF D BUF GND F F FIN NC VREF VCC VCC NC TIN T T VREF SPI SL SL SLIN NC NC NC MUTE GND SPIN NC SP SP G...

Page 32: ...aterialsand hardware mark listaregivenin thelastofthispartslist 1 4 3 5 2 7 6 3 2 2 2 2 IC303 Q308 Q310 2 1 T901 F901 F902 not supplied not supplied 4 4 4 1 1 Thecomponentsidentifiedby mark or dotted line with mark are cr itical for saf ety Replaceonlywithpartnumber specified 1 A 3293 970 A MAIN BOARD COMPLETE EXCEPT EE 1 A 3293 990 A MAIN BOARD COMPLETE EE 2 3 703 244 00 BUSHING 2104 CORD 3 1 575...

Page 33: ...DER ASSY CASSETTE 55 3 025 499 01 HOLDER CASSETTE 56 3 026 310 01 FOOT 57 A 3321 393 A CONTROL BOARD COMPLETE 58 3 026 318 01 SHEET LCD 59 3 025 500 01 HOLDER LCD 60 3 026 317 01 HOLDER LED 61 1 670 423 11 KEY BOARD 62 1 783 371 11 WIRE PARALLEL 63 1 670 427 11 H P BOARD 64 4 951 620 01 SCREW 2 6X8 BVTP 65 3 026 322 01 SPRING CASSETTE UP 66 3 025 508 01 BUTTON REC 67 3 025 511 01 BUTTON PLAY 68 3 ...

Page 34: ... 01 PLATE CHUCKING 105 3 026 314 01 BRACKET LIFT 106 3 026 325 01 SPRING COMP 107 1 639 678 12 CD MOTOR BOARD 108 3 026 315 01 SPRING CD UP 109 3 025 504 01 CABINET UPPER 110 3 351 377 01 GEAR DAMPER EE 110 3 926 926 01 GEAR DAMPER EXCEPT EE 111 A 3321 395 A CD BOARD COMPLETE 112 1 769 824 11 WIRE FLAT TYPE 16 CORE 113 3 022 370 01 RUBBER VIBRATION PROOF 114 3 022 370 11 RUBBER VIBRATION PROOF 115...

Page 35: ...20 01 FW ASSY 152 3 701 437 01 WASHER 153 3 362 989 01 BELT 154 3 362 970 01 SPRING 155 3 362 971 01 SPRING 156 3 362 988 01 HOLDER MOTOR 157 3 362 980 01 WASHER 158 3 379 843 01 SPRING 159 3 026 316 01 SPRING REC 160 3 362 967 01 SPRING CASSETTE 161 1 670 428 11 REC SW BOARD M301 X 3365 538 1 MOTOR ASSY CAPSTAN REEL S301 1 571 556 11 SWITCH LEAF MD POWER S302 1 571 556 11 SWITCH LEAF MD PLAY ...

Page 36: ...1 212 210 209 201 3 366 352 01 SCREW 202 3 369 961 01 WASHER 203 3 369 962 01 SPRING COMPRESSION 204 X 3363 315 1 GEAR CAM 205 3 362 973 01 AS BASE 206 3 362 976 01 LEVER CONTROL 207 3 362 975 01 LEVER SENSOR 208 3 362 977 01 SPRING 209 3 362 978 01 SPRING PLATE 210 3 379 844 01 PLATE STOP FR 211 3 387 697 01 SENSOR 212 3 362 969 01 IDLER ASSY PF ...

Page 37: ...1 251 X 3363 611 1 REEL S 252 3 917 805 01 SPRING 253 3 382 408 01 SCREW 254 3 362 962 01 REEL ASSY T 255 3 362 965 01 IDLER FF 256 3 362 961 01 SPINDLE BASE 257 3 362 966 01 INTER LOCK 258 3 362 960 01 PULLEY IDLER 259 3 362 956 01 SPRING 260 3 362 957 01 SPRING 261 3 362 959 01 ARM IDLER 262 3 362 968 01 LEVER EJECT HRP301 1 543 964 12 HEAD MAGNETIC RECORD PLAYBACK ...

Page 38: ...CH ROLLER 305 3 362 981 01 PINCH ARM 306 3 362 944 01 STOPPER REC 307 3 362 945 01 SPRING 308 3 362 942 01 FRAME ASSY 309 3 362 943 01 PLATE FUNCTION 310 3 362 946 01 LEVER SW 311 3 362 958 01 SCREW 312 3 362 954 01 SPRING 313 3 362 955 01 SPRING 314 3 362 947 01 LEVER REC 315 3 362 948 01 LEVER PLAY 316 3 362 949 01 LEVER REW 317 3 362 950 01 LEVER FF 318 3 362 951 01 LEVER SE 319 3 362 952 01 LE...

Page 39: ...onentsidentifiedby mark or dotted line with mark are cr itical for saf ety Replaceonlywithpartnumber specified 351 2 626 908 01 SHAFT SLED 352 2 626 907 01 GEAR A 353 8 848 483 05 PICK UP OPTICAL KSS 213C 354 2 627 003 02 GEAR B RP 355 X 2626 202 2 CHASSIS ASSY MB MOTOR INCLUDING M702 SPINDLE 356 3 713 786 51 SCREW P 2X3 M701 X 2625 769 1 GEAR ASSY MB RP MOTOR SLED ...

Page 40: ... 405 402 401 404 4 4 11 11 11 11 SP301 L CH SP302 R CH 401 A 3320 420 A NET ASSY SPEAKER 402 3 025 513 01 CABINET SPEAKER FRONT 403 3 933 229 01 STOPPER CORD 404 3 025 514 01 CABINET SPEAKER REAR 405 3 026 310 01 FOOT SP301 1 505 395 21 SPEAKER LOUD 10cm L CH SP302 1 505 395 21 SPEAKER LOUD 10cm R CH ...

Page 41: ...26 1 162 294 31 CERAMIC 0 001uF 10 50V C727 1 162 306 11 CERAMIC 0 01uF 30 16V C728 1 162 306 11 CERAMIC 0 01uF 30 16V C729 1 136 169 00 FILM 0 22uF 5 50V C730 1 162 286 21 CERAMIC 220PF 10 50V C731 1 162 290 31 CERAMIC 470PF 10 50V C732 1 162 306 11 CERAMIC 0 01uF 30 16V C733 1 136 173 00 FILM 0 47uF 5 50V C734 1 104 664 11 ELECT 47uF 20 10V C735 1 164 159 21 CERAMIC 0 1uF 50V C736 1 162 291 31 C...

Page 42: ...9 1 249 429 11 CARBON 10K 5 1 4W R730 1 247 903 00 CARBON 1M 5 1 4W R731 1 249 429 11 CARBON 10K 5 1 4W R732 1 247 843 11 CARBON 3 3K 5 1 4W R733 1 249 417 11 CARBON 1K 5 1 4W R734 1 249 437 11 CARBON 47K 5 1 4W R735 1 249 429 11 CARBON 10K 5 1 4W R736 1 249 429 11 CARBON 10K 5 1 4W R737 1 249 429 11 CARBON 10K 5 1 4W R738 1 249 429 11 CARBON 10K 5 1 4W R740 1 249 429 11 CARBON 10K 5 1 4W R741 1 2...

Page 43: ...PLAY PANEL LIQUID CRYSTAL TRANSISTOR Q801 8 729 902 80 TRANSISTOR DTA114YS Q802 8 729 029 94 TRANSISTOR DTC143TSA Q803 8 729 922 66 TRANSISTOR 2SC2410SN Q804 8 729 922 66 TRANSISTOR 2SC2410SN Q805 8 729 902 80 TRANSISTOR DTA114YS Q806 8 729 907 33 TRANSISTOR 2SD1468S R RESISTOR R801 1 249 425 11 CARBON 4 7K 5 1 4W R806 1 249 425 11 CARBON 4 7K 5 1 4W R811 1 249 425 11 CARBON 4 7K 5 1 4W R816 1 249...

Page 44: ... 417 11 CARBON 1K 5 1 4W R896 1 249 417 11 CARBON 1K 5 1 4W R897 1 247 807 11 CARBON 100 5 1 4W R898 1 247 807 11 CARBON 100 5 1 4W R899 1 247 807 11 CARBON 100 5 1 4W R900 1 247 807 11 CARBON 100 5 1 4W R903 1 249 417 11 CARBON 1K 5 1 4W R904 1 249 393 11 CARBON 10 5 1 4W SWITCH SW801 1 762 196 21 SWITCH TACTILE OPERATE SW802 1 762 196 21 SWITCH TACTILE MEGA BASS SW803 1 762 196 21 SWITCH TACTILE...

Page 45: ...AMIC 0 01uF 30 16V C32 1 162 306 11 CERAMIC 0 01uF 30 16V C33 1 162 294 31 CERAMIC 0 001uF 10 50V C34 1 162 294 31 CERAMIC 0 001uF 10 50V C35 1 162 294 31 CERAMIC 0 001uF 10 50V C36 1 124 907 11 ELECT 10uF 20 50V C37 1 162 306 11 CERAMIC 0 01uF 30 16V C38 1 124 907 11 ELECT 10uF 20 50V C39 1 162 306 11 CERAMIC 0 01uF 30 16V C40 1 136 177 00 FILM 1uF 5 50V C41 1 162 306 11 CERAMIC 0 01uF 30 16V C42...

Page 46: ... 30 16V C325 1 162 302 11 CERAMIC 0 0022uF 30 16V C326 1 124 902 00 ELECT 0 47uF 20 50V C327 1 126 963 11 ELECT 4 7uF 20 50V C328 1 162 302 11 CERAMIC 0 0022uF 30 16V C329 1 126 233 11 ELECT 22uF 20 50V C330 1 162 306 11 CERAMIC 0 01uF 30 16V C331 1 124 443 00 ELECT 100uF 20 10V C332 1 130 481 00 MYLAR 0 0068uF 5 50V C333 1 126 233 11 ELECT 22uF 20 50V C334 1 130 471 00 MYLAR 0 001uF 5 50V C335 1 ...

Page 47: ... DTA114YS Q20 8 729 922 66 TRANSISTOR 2SC2410SN Q301 8 729 029 94 TRANSISTOR DTC143TSA Q302 8 729 902 80 TRANSISTOR DTA114YS Q303 8 729 281 53 TRANSISTOR 2SC1815 GR Q304 8 729 230 45 TRANSISTOR 2SC2458 YGR Q305 8 729 230 45 TRANSISTOR 2SC2458 YGR Q306 8 729 902 80 TRANSISTOR DTA114YS Q307 8 729 195 23 TRANSISTOR 2SA952 Q308 8 729 021 82 TRANSISTOR 2SD2396K Q309 8 729 230 45 TRANSISTOR 2SC2458 YGR ...

Page 48: ...5 1 4W R207 1 249 431 11 CARBON 15K 5 1 4W R208 1 249 421 11 CARBON 2 2K 5 1 4W R209 1 249 417 11 CARBON 1K 5 1 4W R210 1 249 414 11 CARBON 560 5 1 4W R211 1 249 425 11 CARBON 4 7K 5 1 4W R212 1 249 415 11 CARBON 680 5 1 4W R213 1 249 420 11 CARBON 1 8K 5 1 4W R214 1 249 417 11 CARBON 1K 5 1 4W R215 1 249 402 11 CARBON 56 5 1 4W R216 1 249 387 11 CARBON 3 3 5 1 4W R217 1 249 422 11 CARBON 2 7K 5 1...

Page 49: ... 1 MOTOR ASSY CAPSTAN REEL M701 X 2625 769 1 GEAR ASSY MB RP MOTOR SLED S301 1 571 556 11 SWITCH LEAF MD POWER S302 1 571 556 11 SWITCH LEAF MD PLAY SP301 1 505 395 21 SPEAKER LOUD 10cm L CH SP302 1 505 395 21 SPEAKER LOUD 10cm R CH SW701 1 692 960 11 SWITCH PUSH 1 KEY CD DOOR T901 1 431 972 11 TRANSFORMER POWER ACCESSORIES PACKING MATERIALS 1 501 843 11 ANTENNA LOOP MW LW 1 770 019 11 ADAPTOR CON...

Page 50: ... 62 Sony Corporation Personal A V Products Company 9 923 388 12 98I0470053 1 Printed in Singapore C1998 9 Published by Quality Engineering Dept Shibaura PMC 107L ...

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