Sony ICD-37 Service Manual Download Page 1

SERVICE MANUAL

IC RECORDER

US Model

Canadian Model

AEP Model

E Model

ICD-37/57/67

Tourist Model

ICD-57/67

SPECIFICATIONS

ICD-37/57/67

Photo: ICD-37

Recording media

Built-in flash memory, Monaural recording

Recording time

ICD-37: 45 minutes
ICD-57: 90 minutes
ICD-67: 180 minutes

Frequency response

280 Hz - 2 800 Hz

Speaker

approx. 3.6 cm (1 

7

16

 in.) dia.

Power output

80 mW

Output

Earphone jack (mini jack) for 8 - 300 

 earphone

Playback speed control

FAST: +50%
SLOW: –25%

Power requirements

One LR03 (size AAA) alkaline battery: 1.5 V DC

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

58.0 

×

 83.5 

×

 14.2 mm (2

 3

8

 

×

 3

 3

8

 

×

 

9

16

 in.)

Mass (incl. battery)

ICD-37: 56 g (1.98 oz)
ICD-57/67: 57 g (2.01 oz)

Supplied accessories

LR03 (size AAA) alkaline battery 

×

 1

(tourist model and ICD-57/67 for U.S.A. only)
Handstrap (attached to the unit) 

×

 1

(ICD-57/67 only)

Design and specifications are subject to change without notice.

Features

45 minutes (ICD-37)/90 minutes (ICD-57)/180 minutes (ICD-67)
recording time

This unit is useful for recording messages or appointments.

Organizing message files

You can choose among 3 different files to record and store your
messages.
You can easily move messages from one file to another (see page 18).
Up to 99 messages can be recorded in each file.

Alarm function

You can start playing back a desired message with an alarm on a desired
date and time  (see page 21). You can use this function to remind you of
the time of the meeting, etc.

Playback speed control

You can play back messages rapidly (+50%) or slowly (–25%) (see page
19). This is useful when playing back a long recording. The sound pitch
will be automatically adjusted when you change the playback speed.

Adding a recording to previously recorded message

You can add a recording to the message being played back to count as
one message (see page 20).

Ver 1.0  2000. 03

Summary of Contents for ICD-37

Page 1: ... unit 1 ICD 57 67 only Design and specifications are subject to change without notice Features 45 minutes ICD 37 90 minutes ICD 57 180 minutes ICD 67 recording time This unit is useful for recording messages or appointments Organizing message files You can choose among 3 different files to record and store your messages You can easily move messages from one file to another see page 18 Up to 99 mes...

Page 2: ... or TP14 red signal H during the check Green red LED of OPR indicator don t light up therefore it cannot be seen visually Check the signal of pin yh yj or TP13 14 3 When the check completes the result is shown as follows OK Pin yh or TP14 signal L Pin yj or TP13 Signal H NG Pin yj or TP13 signal H Pin yh or TP14 signal L 4 In case of OK press the STOP button Note In case of NG check system control...

Page 3: ...n 14 Current time day indication 8 Menu indication 8 21 26 28 34 ALARM etc Messages ERASE SCAN etc 5 Alarm indicator 23 6 Battery exhausted indicator 7 7 Repeat play indicator 15 8 REMAIN indication 10 9 REC DATE indication 14 8 Clock setting display appears when you insert battery for the first time or when you insert battery after the unit has been without battery for a certain period of time In...

Page 4: ... SECTION 3 DISASSEMBLY This set can be disassembled in the order shown below Set Lid Battery Case Case Front Section Case Rear Section Main Board 3 lid battery case 2 boss 2 boss 1 2 claw 2 three claws 2 three claws 4 case front section 3 Remove the two solders speaker lead SP101 1 screw 5 case rear section 3 speaker SP101 ...

Page 5: ...ION MAIN BOARD MICROPHONE ELECTRIC CONDENSER MIC101 knob MODE knob HOLD S711 S712 microphone electric condenser MIC101 Note On installation MAIN board adjust the S711 S712 and knob HOLD MODE two leads microphone electric condenser MIC101 Install two leads the electric condenser microphone MIC101 in the figure ...

Page 6: ...high if the HOLD switch turned off The microphone sensitivity becomes low if the HOLD switch turned on 2 Sleep Wake up test Pressing the key causes the set to enter sleep state Pressing another key causes the set to release sleep state 3 LCD check LCD light up all if the STOP key is pressed Even segment of LCD light up as shown below if the FILE key is pressed LCD display Odd segment of LCD light ...

Page 7: ...P IC102 Q108 109 LED DRIVE Q506 1 2 LED DRIVE Q506 2 2 B SWITCH Q106 107 RECEIVE SHIFT REGISTER DR RO OPR L P F D504 VOL RV101 EAR J101 SP101 SPEAKER SIGNAL PATH PLAY REC 18 21 24 27 91 98 FMIO0 FMIO7 I O0 I O7 FLASH MEMORY 16BIT ICD 37 32BIT ICD 57 64BIT ICD 67 IC702 R B CE WP GND RE WE ALE CLE XFMBSY WAKEUP KEY1 KEY0 XHOLD SPDSW XTEST XFMCE XFMWP XFMSE XFMRE XFMWE XFMALE XFMCLE MICSEL X702 5MHz ...

Page 8: ... 2 Q703 F 2 Note on Printed Wiring Board X parts extracted from the component side Y parts extracted from the conductor side f internal component b Pattern from the side which enables seeing The other layers patterns are not indicated Caution Pattern face side Parts on the pattern face side seen from Side B the pattern face are indicated Parts face side Parts on the parts face side seen from Side ...

Page 9: ... f internal component C panel designation U B Line Power voltage is dc 1 5 V and fed with regulated dc power supply from battery terminal Voltages and waveforms are dc with respect to ground under no signal conditions no mark PLAY REC Impossible to measure Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken wit...

Page 10: ...CONTROL REFERENCE VOLTAGE 4 1 2 5 CURRENT LIMIT VSS VIN CE NC VOUT IC703 RS5C348A E2 VDD VDD OSCIN OSCOUT CE INTR 32KOUT SCLK SO SI VSS 32 kHz OUTPUT CONTROL COMPARATOR W COMPARATOR D ADDRESS REGISTER I O CONTROL ADDRESS DECODER SHIFT REGISTER INTERRUPT CONTROL OSC DETECT VOLTAGE DETECT ALARM W REGISTER WEEK MIN HOUR ALARM D REGISTER MIN HOUR DIV OSC DIVIDER CORRECTION 9 10 8 7 6 2 3 4 5 1 TIMER C...

Page 11: ... used open 22 VSS Ground terminal 23 VDD Power supply terminal 3 3V 24 TCK I Not used open 25 TMS I Not used open 26 IOPD3 I O Not used open 27 RWN O Not used open 28 IOPD1 I Stop signal input from the system controller IC701 L active 29 IOPD0 O Interrupt output terminal of frame signal to the system controller IC701 H active 30 VSS Ground terminal 31 XTALB I O Not used fixed at L 32 XTALA I PLL c...

Page 12: ...l output to the flash memory IC702 L active 20 XFMSE O Spare space enable signal output to the flash memory IC702 L active 21 BEEP O Beep sound drive signal output terminal 2 4 kHz H active 22 PLLCRL O Serial data transfer clock signal output to the divider IC106 Power on off control signal output for the ADPCM IC101 digital signal processor IC104 divider IC106 and LED power supply H power on 23 t...

Page 13: ... Sub system clock output terminal 32 768 kHz Not used open 84 XRESET I System reset signal input from the reset signal generator IC505 L reset For several hundreds msec after the power supply rises L is input then it changes to H 85 DSPFRM I Interrupt input terminal of frame signal from the digital signal processor IC104 H active 86 WAKEUP I Key interruption processing start signal input terminal ...

Page 14: ... 6 4 214 295 11 KNOB HOLD ICD 67 6 4 214 295 31 KNOB HOLD ICD 37 7 4 214 293 01 BUTTON SEARCH ICD 57 67 7 4 214 293 11 BUTTON SEARCH ICD 37 8 4 214 312 01 BUTTON PLAY Nx ICD 57 67 8 4 214 312 11 BUTTON PLAY Nx ICD 37 9 3 375 114 41 SCREW 10 4 216 129 01 BRACKET SPEAKER B 11 4 214 300 01 BRACKET SPEAKER 12 X 3378 953 1 CASE FRONT SUB ASSY ICD 37 12 X 3378 954 1 CASE FRONT SUB ASSY ICD 57 12 X 3378 ...

Page 15: ...51 11 TANTALUM CHIP 10uF 20 10V C511 1 164 360 11 CERAMIC CHIP 0 1uF 16V C512 1 125 817 11 CERAMIC CHIP 10uF 10 6 3V C550 1 125 817 11 CERAMIC CHIP 10uF 10 6 3V C701 1 164 360 11 CERAMIC CHIP 0 1uF 16V C702 1 127 889 11 TANTALUM CHIP 68uF 20 6 3V C705 1 115 156 11 CERAMIC CHIP 1uF 10V C706 1 164 360 11 CERAMIC CHIP 0 1uF 16V C707 1 164 360 11 CERAMIC CHIP 0 1uF 16V C708 1 162 974 11 CERAMIC CHIP 0...

Page 16: ... 47K 5 1 16W R154 1 216 841 11 METAL CHIP 47K 5 1 16W R155 1 216 833 11 RES CHIP 10K 5 1 16W R156 1 216 841 11 METAL CHIP 47K 5 1 16W R157 1 216 827 11 METAL CHIP 3 3K 5 1 16W R158 1 216 827 11 METAL CHIP 3 3K 5 1 16W R161 1 216 857 11 METAL CHIP 1M 5 1 16W R165 1 216 845 11 METAL CHIP 100K 5 1 16W R502 1 216 823 11 METAL CHIP 1 5K 5 1 16W R505 1 216 853 11 METAL CHIP 470K 5 1 16W R506 1 216 857 1...

Page 17: ...12 1 771 587 11 SWITCH SLIDE PLAY SPEED TERMINAL W501 4 214 301 01 TERMINAL BATTERY W502 4 214 302 01 TERMINAL BATTERY CONNECTION CONDUCTIVE BOARD W701 1 694 478 11 CONDUCTIVE BOARD CONNECTION VIBRATOR X701 1 767 994 22 VIBRATOR CRYSTAL 32 768kHz X702 1 767 144 21 VIBRATOR CERAMIC 5MHz MISCELLANEOUS SP101 1 504 691 12 SPEAKER 3 6cm ACCESSORIES PACKING MATERIALS 3 047 938 11 MANUAL INSTRUCTION ENGL...

Page 18: ... 24 ICD 37 57 67 Sony Corporation Personal Audio Division Company 9 927 685 11 2000C0573 1 Printed in Japan C 2000 3 Published by General Engineering Dept ...

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