background image

PCM-M1

SERVICE MANUAL

DIGITAL AUDIO TAPE RECORDER

MICROFILM

Model Name Using Similar Mechanism

TCD-D100

Tape Transport Mechanism Type

MT-D100-128

t

w

AEP Model

US Model

SPECIFICATIONS

Tape

Digital audio tape

Recording time

Standard: 120minutes
Long-play mode: 240minutes (with DT-120)

Sampling frequency

48kHz, 44.1kHz, 32kHz

Quantization

Standard: 16-bit linear
Long-play mode: 12-bit non linear

Frequency response

Standard: Fs 48kHz 20-22,000Hz (±1.0dB) (LINE IN)

Fs 44.1kHz 20-20,000Hz (±1.0dB) (LINE IN)
Fs 32kHz 20-14,500Hz (±1.0dB) (LINE IN)

Long-play mode: Fs32kHz 20-14,500Hz (±1.0dB) (LINE
IN)

Signal to noise ratio

Standard: more than 87dB
Long-play mode: more than 87dB
(1kHz IHF-A, LINE IN)

Dynamic range

Standard: more than 87dB
(1kHz IHF-A, LINE IN)

Total harmonic distortion

Standard: less than 0.008% (1kHz, 22kHz LPF, LINE IN)
Long-play mode: less than 0.09% (1kHz, 22kHz LPF,
LINE IN)

Wow and flutter

Below measurable limit (less than ±0.001% W.PEAK)

Input

Output

Input/Output

DIGITAL • REMOTE I/O jack (special jack)

Jack type

stereo minijack

Impedance

MIC 4.7k

LINE IN 47k

Rated input level

MIC 1.4mV

LINE IN 500mV

Minimum input level

MIC 0.3mV

LINE IN 120mV

MIC/

LINE IN

Jack type

stereo

minijack

Impedance

220

16

Rated output

500mV

87mV

Minimum output level

15mW+15mW

LINE OUT

REMOTE /

2

Load impedance

10k

16

Digital input/ output, remote control operation and
timer-activated operation is possible by connection
with an adaptor kit to this jack.

Power requirements

• Two R6 (size AA) alkaline batteries (not supplied)
• Two nickel metal hydride rechargeable battery

(Supplied)
DC IN 4.5V jack accepts:

the Sony AC power adaptor AC-E45HG
(Supplied)
the car battery cord DCC-E245 (not supplied)
for use with 12V/24V car battery.

Battery life

See “Replacing the batteries” (page 11).

Power consumption

0.9W

Dimension

Approx. 80

×

117.3

×

29.2mm (31/4 

×

 45/8 

×

 13/16 in)

(w/h/d) not incl. projecting parts and controls

Mass

Main unit: Approx. 290g (10.3oz)
When using the main unit: Approx. 395g (14oz.)

incl.headphones with remote control, rechargeable
batteries and a cassette

Supplied accessories

• AC power adaptor (1)
• Charger adaptor (1)
• Nickel Metal Hydride Rechargeable battery NH-D100 (2)
• Headphones with a remote control (1)
• DAT cleaning cassette (1)
• Microphone plug adaptor (monaural phone jack 

×

 2

 stereo miniplug) (1)*

• Optical cable (special jack 

↔ 

rectangular-shaped optical input/output) (1)*

• Battery carrying case (1)
• Carrying case (1)
* Supplied only to the European model.
Design and specifications are subject to change without notice.

Summary of Contents for Walkman PCM-M1

Page 1: ...20mV MIC LINE IN Jack type stereo minijack Impedance 220Ω 16Ω Rated output 500mV 87mV Minimum output level 15mW 15mW LINE OUT REMOTE 2 Load impedance 10kΩ 16Ω Digital input output remote control operation and timer activated operation is possible by connection with an adaptor kit to this jack Power requirements Two R6 size AA alkaline batteries not supplied Two nickel metal hydride rechargeable ba...

Page 2: ...C DIAGRAM MAIN SECTION 39 4 6 SCHEMATIC DIAGRAM AUDIO SECTION 42 4 7 IC PIN FUNCTION 45 5 EXPLODED VIEWS 5 1 CABINET SECTION 49 5 2 CASSETTE HOLDER SECTION 50 5 3 MACHANISM SECTION 1 51 5 4 MACHANISM SECTION 2 52 6 ELECTRICAL PARTS LIST 53 Notes on chip component replacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be damaged by heat Flexible...

Page 3: ... 3 SECTION 1 GENERAL This section is extracted from instruction manual ...

Page 4: ... 4 ...

Page 5: ... 5 ...

Page 6: ... 6 ...

Page 7: ... 7 ...

Page 8: ... 8 ...

Page 9: ... 9 ...

Page 10: ... 10 ...

Page 11: ... 11 ...

Page 12: ... 12 ...

Page 13: ... 13 ...

Page 14: ...BOARD Note When assembling it align the slide switch position and assemble it CABINET BRACKET ASSY MD CHASSIS ASSY DRUM ASSY SET PANEL ASSY LOWER MAIN BOARD LID ASSY CASSETE PC BOARD UNIT SYSTEM CONTROL 1 Screw M1 4 2 5 2 3 Screws M1 4 1 6 3 Panel assy lower ...

Page 15: ... 15 2 3 LID ASSY CASSETTE 2 4 PC BOARD UNIT SYSTEM CONTROL 2 CN801 1 2 Screws M1 4 1 6 locking 3 Lid assy Cassette 1 Screw M1 7 2 5 3 PC board unit system control 2 Screw M1 4 1 6 locking ...

Page 16: ...ase assy 4 Case battery 3 Screw M1 4 2 5 locking 8 Screw M1 4 1 6 locking º Screw M1 4 1 6 locking 7 Screw M1 4 1 6 1 Screw M1 4 step 9 Cabinet 1 Screw M1 4 1 4 special head 4 Screw M1 4 1 4 special head 3 Screw M1 4 1 4 special head 2 RF module 6 Spacer 5 Screw M1 4 3 0 locking 7 Cushion MD fitting 8 Bracket assy MD ...

Page 17: ... M1 4 1 4 special head 1 Screw step 5 Holder Cassette assy 7 Motor frexible board 9 Opener lid 4 Chassis assy 7 Screw M1 4 1 4 special head 1 Screw M1 4 1 4 special haed 8 Screw M1 4 2 0 locking 5 Screw M1 4 1 4 9 Drum assy 2 Motor DC 4 Spring Cleaner tension 3 Gear Mode B 6 Lever Cleaner tension ...

Page 18: ...drum lightly and rotate the drum in counter clockwise direction Rotate a few times Test mode 1 Perform the adjustments in test mode 2 How to enter the test mode Press the STOP key COUNTER key and OPEN button simultaneously when the main power is ON to enter the test mode Turn off the main power to exit the test mode 3 When the machine enters the test mode back light of the LCD turns on and the fol...

Page 19: ... by pressing the VOLUME key up or VOLUME key down VOLUME key up 1FWD 0 5FWD 1 5FWD 3FWD 25FWD 4FWD 1FWD VOLUME key down 1REV 0 5REV 1 5REV 3REV 25REV 4REV 1REV 4 The error code can be reset by pressing the COUNTER RESET key during test mode 5 Modify the adjustment value during the SWP switching pulse adjustment and the record current adjustment by pressing theVOLUME key up or VOLUME key down Test ...

Page 20: ...cle 4 Mechanism deck independent operation check 40 The end sensor does not detect tape end when tape is not loaded However the end sensor detects tape end when tape is loaded The FWD REV speed can be incremented or decremented by pressing the VOLUME up key or the VOLUME down key 5 Tape pass adjustment mode 42 The ATF Servo SWP switching pulse adjustment is performed and the adjustment data is sav...

Page 21: ...s displayed Code Contents 0 INITIAL CODE 1 1_FWD 2 3_FWD 3 4_FWD 4 25_FWD 5 REC 6 UNLOAD 7 EJECT 8 STOP 9 1_REV A 3_REV B 4_REV C 25_REV D FF E REW F PAUSE FWD PAUSE Block Control motor Rotary encoder Mechanism deck Drum Capstan Reel EEPROM Code 00 01 0F 10 11 12 13 14 15 20 21 30 31 40 41 90 91 92 Contents No error Position cannot be detected Loading cannot be completed Unloading cannot be comple...

Page 22: ... 22 Mechanism adjustment parts layout diagram Mechanism Main board ...

Page 23: ...e of the stationary guide does not contact with tape Confirm also that tape runs along with the upper flange of the SG1 and TG1 guides 8 Adjust the lower flange of the stationary guide Adjust height of the stationary guide until the lower flange contacts the tape during tape run in the PLAY mode Tape must not show any curls 9 Perform the switching pulse adjustment Refer to 3 3 ELECTRICAL ADJUSTMEN...

Page 24: ...de to 32 using the MODE key Then press the ENTER key 3 Find the tape of a 120 minute tape Insert the tape to the machine 4 Press the STOP key Confirm that any number of either 0 1 2 3 or 4 appears in the display window when the EJECT key is pressed If a number of 5 or higher appears replace the Limiter F reel Assy X 3373 741 1 and check the T reel lock again Confirmation of speed Capstan FG 1 Conn...

Page 25: ... bar code label that is packed with the new replacement drum to the machine Then perform the record current adjustment 1 Enter the test mode 2 Set the test mode code to 43 using the MODE key Then press the ENTER key 3 Confirm to see that the adjustment target code which is shown on the test mode display is 0 When you need to change the adjustment target code press the RESET key to select the desir...

Page 26: ...PCM M1 26 27 28 SECTION 4 DIAGRAM 4 1 BLOCK DIAGRAM MD SECTION ...

Page 27: ...OLCS I F EVR IC306 3 5V CLK D L0 L1 H1 BUFFER IC305 Q332 Q331 LINE AMP IC308 Q320 HP AMP IC307 3 5V MUTE 3 5V PW SW D302 D301 Q328 3 5V HP IN S305 J303 HP OUT LINE OUT J302 3 5V HP RM VCC RM KEY RM CSDT CN302 TO FROM MD BLOCK 3 5V 3 5V UNREG 3 5V S302 AUTO LIM MAN 3 5V S303 AVL SW IN XT2O IC506 POWTRG XMPIN XLINE XAUSW LIMSW AGCAD XVOLCK VOLDT XAGCS XVOLCS MVCNT ADDT DADT FS0 FS1 XADSTBY XDASTBY V...

Page 28: ...G OUT3N OUT3P VS OUT2 OUT1 VS Vcc IB VB V CONT V REF S G VDD MD0 MD1 MD2 IN1 IN2 BUFFER BUFFER BUFFER MEMORY MATRIX 512 x 512 ROW DECODER I O GATE COLUMN DECODER I O BUFFER 7 6 5 4 3 25 2 26 1 10 9 8 24 21 23 22 27 20 28 14 11 12 13 15 16 17 18 19 I O2 I O3 I O4 I O5 I O6 I O7 I O8 I O1 CE WE OE A11 A10 A9 A2 A1 A0 A14 A13 A12 A8 A7 A6 A5 A4 A3 GND Vcc 20k 25 OP2 M IN GND1 PG A IN VCC 1 PG CA PG C...

Page 29: ...0 D11 8 1 8 1 8 8 1 2 3 4 5 6 7 8 9 10 11 12 14 13 15 16 17 18 19 20 21 22 23 24 SCP TC V REF RT SB VAO 1 VI 1 VI 1 RB 1 VC 1 CB1 B CB1 A VCC CT 1 CT 2 GND DTC VAO 2 VI 2 VI 2 VC 2 RB 2 CB2 B CB2 A TRIANGLE GENERATOR REGULATOR 6 12 VEE GND 11 9 8 10 2 4 1 3 5 Vcc 1ch 1ch A B 1ch OUT 1KEY 2ch 2ch A B 2ch OUT 2Key 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 COMMAND CONTROL UNIT b15 b0 16 BIT ...

Page 30: ...XOR PFD 1 14 2 LOGIC VDD SELECT VCO OUT FIN A FIN B PFD OUT LOGIC GND VCO VDD R VIAS VCO IN VCO GND VCO INHIBIT PFD INHIBIT NC 3 4 13 5 6 7 8 12 11 10 9 1 2 DIVIDER VCO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 W OUT VS VCC 2 VCC 1 TRC FILTER FC VH AGC FG IN FG IN FG OUT GND ST BY H ACTIVE FRC W IN 2 W IN 1 V IN 2 V IN 1 U IN 2 U IN 1 RF U OUT V OUT MATRIX HALL AMP ACC TSD FOR...

Page 31: ...MHz output when SELC L 12 288 MHz output when SELC H Mute input mute at H REC monitor sound is not muted Mute monitor The mute status is indicated by H RXPLL lock monitor signal output Indicates the RXPLL is locked Playback RF signal control RF signal is valid at L RF signal is invalid at H Monitor signal indicating result of CI check which supports RF Oscillating frequency selection signal input ...

Page 32: ...al during double speed input output 2 fs signal 4 fs signal during double speed input output Inverted signal output of BCK 64 fs signal 128 fs signal during double speed input output AD serial data input DA serial data input Audio data input for digital output Connected to DADT normally Digital in audio data output Audio data input for DIGITAL IN Connected to ADDI normally Validity flag data input...

Page 33: ... output MIC line select SW low line Headphone plug SW detection Line out plug SW detection REC mode manual auto select SW key input low AUTO AVLS SW input Limiter SW input MIC plug SW input AC DC SW input BATTERY IN high Thinner tape identification SW input REC inhibit recognition SW input Cassette existence SW input Cassette compartment lock SW input Rotary encoder SW input 3 Rotary encoder SW in...

Page 34: ...P mute monitor input Fs switch input 48 kHz Fs switch input 44 1 kHz Fs switch input 32 kHz Channel clock input RF signal NVRAM chip select High output during reset NVRAM reset High output during reset Capstan turbo inverted output ATF gain control PWM out Capstan motor control PWM output Drum motor control PWM output C1 syndrome monitor input Music top signal input after CD Q decode VDD connectio...

Page 35: ...ERMINAL 17 4 990 736 01 BRACKET BATTERY CASE LID 18 3 704 197 12 SCREW M1 4X2 0 LOCKING 19 4 990 733 11 LID BATTERY CASE 20 4 992 334 01 REINFORCEMENT DC JACK 21 4 990 723 01 SCREW M1 4 STEP 22 4 992 333 01 CASE BATTERY 23 3 704 197 21 SCREW M1 4X2 5 LOCKING 24 4 992 336 01 TERMINAL BATTERY 25 A 3293 776 A MAIN BOARD ASSY COMPLETE 26 3 335 797 22 SCREW M1 4X3 TOOTHED LOCK 27 4 990 745 01 BRACKET J...

Page 36: ... 01 SPRING TENSION 57 3 349 825 01 SCREW 58 1 665 830 11 PC BOARD MOTOR FLEXIBLE 59 8 719 031 97 DIODE NJL5134KL 60 3 387 566 01 SCREW STEP 61 X 3373 745 1 HOLDER CASSETTE ASSY 62 X 4948 667 1 CHASSIS ASSY 63 3 013 472 01 OPENER LID 64 1 801 766 11 RF MODULE 65 3 330 681 01 SHEET LUMILER 66 4 992 966 01 SHEET MD 67 4 993 509 01 WASHER CB 68 4 994 597 01 SHEET RT Ref No Part No Description Remarks ...

Page 37: ... TF 137 3 349 825 53 SCREW 101 3 321 393 01 WASHER STOPPER 103 3 013 454 01 LEVER LOADING U 104 3 013 477 01 SPRING SF 105 3 360 817 01 SHAFT CASSETTE 106 3 315 414 00 WASHER 107 3 013 465 01 ROLLER F GUIDE 108 X 3373 733 1 LEVER SF ASSY 109 X 3373 737 1 LEVER TENSION ASSY 110 3 013 479 01 SPRING TENSION 111 X 3373 735 1 LEVER LOADING S ASSY 112 3 013 476 01 SPRING LOADING 113 X 3373 736 1 LEVER L...

Page 38: ... 01 SPRING LEVER BRAKE COIL 166 3 013 482 01 SPRING BRAKE S Ref No Part No Description Remarks Ref No Part No Description Remarks 167 3 013 466 01 LEVER BRAKE S 168 4 992 343 01 SPRING BRAKE CTR 169 3 013 468 01 LEVER F BT 170 3 013 481 01 SPRING GEAR PRESS 171 3 013 487 01 SPRING TENSION RETURN TENSION 172 3 013 462 01 GEAR MODE D 173 3 013 463 01 GEAR MODE E 174 3 013 464 01 GEAR MODE F 175 1 69...

Page 39: ... 104 851 11 TANTAL CHIP 10uF 20 10V C201 1 104 851 11 TANTAL CHIP 10uF 20 10V C202 1 104 851 11 TANTAL CHIP 10uF 20 10V C203 1 104 852 11 TANTAL CHIP 22uF 20 6 3V C204 1 162 915 11 CERAMIC CHIP 10PF 0 5PF 50V C205 1 104 852 11 TANTAL CHIP 22uF 20 6 3V C206 1 104 851 11 TANTAL CHIP 10uF 20 10V C207 1 104 851 11 TANTAL CHIP 10uF 20 10V C208 1 162 927 11 CERAMIC CHIP 100PF 5 50V C209 1 162 927 11 CER...

Page 40: ...526 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C527 1 104 851 11 TANTAL CHIP 10uF 20 10V C528 1 162 962 11 CERAMIC CHIP 470PF 10 50V C529 1 162 962 11 CERAMIC CHIP 470PF 10 50V C530 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C531 1 162 960 11 CERAMIC CHIP 220PF 10 50V C532 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C533 1 117 379 21 CAPACITOR 000000000 0 0 C535 1 117 379 21 CAPACITOR 000000000 0 0 C536 1...

Page 41: ...19 421 27 DIODE MA728 D303 8 719 036 80 DIODE RD3 9SB T1 D304 8 719 036 80 DIODE RD3 9SB T1 D305 8 719 036 80 DIODE RD3 9SB T1 D501 8 719 980 38 DIODE SB07 03C D504 8 719 980 38 DIODE SB07 03C D505 8 719 048 98 DIODE RB160L 40TE25 D506 8 719 026 26 DIODE MA786WK D508 8 719 036 80 DIODE RD3 9SB T1 D509 8 719 820 41 DIODE 1SS302 D510 8 719 820 41 DIODE 1SS302 D511 8 719 820 41 DIODE 1SS302 D512 8 71...

Page 42: ...P 27K 5 1 16W R104 1 218 895 11 METAL GLAZE 100K 0 50 1 16W R105 1 218 839 11 METAL GLAZE 470 0 50 1 16W R106 1 218 863 11 METAL GLAZE 4 7K 0 50 1 16W R107 1 216 837 11 METAL CHIP 22K 5 1 16W R108 1 218 887 11 METAL GLAZE 47K 0 50 1 16W R109 1 216 817 11 METAL CHIP 470 5 1 16W R110 1 218 883 11 METAL GLAZE 33K 0 50 1 16W R111 1 216 833 11 METAL CHIP 10K 5 1 16W R115 1 216 843 11 METAL CHIP 68K 5 1...

Page 43: ...P 47K 5 1 16W R333 1 216 797 11 METAL CHIP 10 5 1 16W R334 1 216 833 11 METAL CHIP 10K 5 1 16W R335 1 216 833 11 METAL CHIP 10K 5 1 16W R336 1 216 833 11 METAL CHIP 10K 5 1 16W R337 1 216 845 11 METAL CHIP 100K 5 1 16W R338 1 216 833 11 METAL CHIP 10K 5 1 16W R339 1 216 833 11 METAL CHIP 10K 5 1 16W R340 1 216 849 11 METAL CHIP 220K 5 1 16W R341 1 216 833 11 METAL CHIP 10K 5 1 16W R342 1 216 833 1...

Page 44: ...579 1 216 809 11 METAL CHIP 100 5 1 16W R580 1 216 827 11 METAL CHIP 3 3K 5 1 16W R581 1 216 841 11 METAL CHIP 47K 5 1 16W R582 1 216 809 11 METAL CHIP 100 5 1 16W R587 1 216 841 11 METAL CHIP 47K 5 1 16W R589 1 216 841 11 METAL CHIP 47K 5 1 16W R590 1 216 817 11 METAL CHIP 470 5 1 16W R591 1 216 817 11 METAL CHIP 470 5 1 16W R593 1 216 842 11 METAL CHIP 56K 5 1 16W R594 1 216 849 11 METAL CHIP 22...

Page 45: ... No Description Remarks Ref No Part No Description Remarks 59 ACCESSORIES PACKING MATERIALS 1 475 194 11 ADAPTOR BATTERY CHARGE 1 475 196 11 REMOTE CONTROL UNIT US 1 475 196 21 REMOTE CONTROL UNIT AEP 3 861 322 11 MANUAL INSTRUCTION US AEP ENGLISH FRENCH 3 861 322 21 MANUAL INSTRUCTION AEP GERMAN SPANISH 3 861 322 31 MANUAL INSTRUCTION AEP DUTCH ITALIAN 3 861 322 41 MANUAL INSTRUCTION AEP SWEDISH ...

Page 46: ...PCM M1 60 Sony Corporation Personal A V Products Company 97K1656 1 Printed in Japan 1997 11 Published by Quality Engineering Dept Shibaura 9 923 287 11 ...

Reviews: