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SERVICE TOOLS

TORX T10 screwdriver with shaftlength 150mm.........................................4822 395 50423
TORX screwdriver set SBC 163...............................................................4822 295 50145
Audio signal disc SBC 429........ ..............................................................4822 397 30184
Playability test disc SBC 444...................................................................4822 397 30245
Test disc 5

(disc without errors ) +

Test disc 5A (disc with dropout errors, black spots and fingerprints)

SBC 426/426A.....................................................................4822 397 30096

Burn in test disc (65 min. 1kHz signal at -30 dB level without “pause”).....4822 397 30155

Universal test cassette Fe SBC 420 ........................................................4822 397 30071

anti-static table mat

large 1200x650x1.25mm

4822 466 10953

small  600x650x1.25mm

4822 466 10958

anti-static wristband

4822 395 10223

connection box (3 press stud connections, 1M

)

4822 320 11307
4822 320 11305

extendible cable (2m, 2M

, to connect wristband to connection box)

connecting cable (3m, 2M

, to connect table mat to connection box) 4822 320 11306

earth cable (1M

, to connect any product to mat or to connection box) 4822 320 11308

KIT ESD3 (combining all 6 prior products - small table mat)

4822 310 10671

wristband tester

4822 344 13999

AVAILABLE ESD PROTECTION EQUIPMENT

TECHNICAL SPECIFICATIONS

GENERAL

Mains voltage                        -/21
                                         -/22/25

: 110 - 127 / 220 - 240V

230V 

±

 10%

Mains frequency                   
                                         -/22/25 

:  50 / 60 Hz Switchable

 50 Hz

Battery

remote : 3 V (R6 x 2)

Power consumption

normal :

Standby : <  3  W

Dimension (W x H x D)

: 156 x 222 x 216 mm

Weight (without speakers)

: 2.95 Kg

AMPLIFIER

Output power

mains : 2  x 5 W RMS

Speaker impedance

: 2    x 3 ohm

Frequency response within 

±

3dB : 60 Hz - 14 kHz 

TUNER - FM SECTION

: 87.5 - 108 MHz

IF frequency

: 10.7 MHz 

±

 0.02 MHz

Sensitivity

: < 22 dBf at 26dB S/N

Selectivity

300kHz : 40 dB

IF rejection

: 65 dB

Image rejection

: > 20 dB

Distortion at RF1mV, Dev. 75kHz  : <  3%

TUNER - AM SECTION

Tuning range           MW

531 - 1602 kHz

IF frequency

450 kHz 

±

 1 kHz

Sensitivity         

:

 18 dB S9 / 300kHz

IF rejection

: > 24 dB

Distortion at RF=50mV, M=80%

: < 5%

Image rejection ratio

: > 20 dB

AUDIO CASSETTE RECORDER

Frequency response

: 80 - 10000 Hz (8dB)

Wow & flutter

:

 0.48 % JIS

Tape speed

: 4.76 cm/s 

±

 3 %

Fast wind/Rewind C60

: < 130 s

S/N ratio (unw.)

Ferro :    36 dB

DISC PLAYER

Frequency response

: 63Hz - 14kHz  < 

±

3dB

S/N ratio (A-wght.)

: > 62 dBA

Total harmonic distortion

: < 1.5 %

Channel separation            1 kHz  : 35 dB
Channel unbalance

: < 

±

 2 dB

Clock accuracy

:

15 W

< 4 seconds per day

Dynamic Bass Boost

: DBB1, DBB2, Off

Headphone output at 32

: 15mW 

±

 2dB (Max Vol.)

Grid

Grid                                     -/22/25

:

 9kHz

-3 dB Limiting Point 

: < 23.5 

µ

V

Crosstalk at RF1mV, Dev. 40kHz : > 26 dB

: > 35 dB for Freq > 40kHz
: 15/50 

µ

Outband attentuation
Emphasis
 

Bias system

: 73 kHz 

±

 10 

Channel separation

1kHz : > 18 dB

Channel difference at overall

:

 4 dB

Normal

:

 -/21

:

   -/22/25 :

:

Tuning range                    

 

:
: 50kHz/100kHz

        -/21

       

:

: 50kHz

   -/22/25

530 - 1700 kHz

        -/21 :

 -/21

:

 9kHz/10kHz

:

Содержание MC150/21

Страница 1: ...ce tools 2 1 Service measurement setup 2 2 Connections and controls 3 1 3 2 Disassembly diagram 4 1 Pin description of ICs 4 2 4 4 Set block diagram 5 1 Set wiring diagram 5 2 LCD BOARD circuit diagram 6 1 layout diagram 6 2 HEADPHONE BOARD circuit diagram 6 1 layout diagram 6 2 KEY BOARD circuit diagram 6 1 layout diagram 6 2 POWER BOARD circuit diagram 6 1 layout diagram 6 3 CD BOARD circuit dia...

Страница 2: ...llo stesso potenziale che quello della massa delápparecchio tramite un braccialetto a resistenza Assicurarsi che i componenti e anche gli utensili con quali si lavora siano anche a questo potenziale Safety regulations require that the set be restored to its original condition and that parts which are identical with those specified be used Safety components are marked by the symbol i Le norme di si...

Страница 3: ...0 Hz Battery remote 3 V R6 x 2 Power consumption normal Standby 3 W Dimension W x H x D 156 x 222 x 216 mm Weight without speakers 2 95 Kg AMPLIFIER Output power mains 2 x 5 W RMS Speaker impedance 2 x 3 ohm Frequency response within 3dB 60 Hz 14 kHz TUNER FM SECTION 87 5 108 MHz IF frequency 10 7 MHz 0 02 MHz Sensitivity 22 dBf at 26dB S N Selectivity 300kHz 40 dB IF rejection 65 dB Image rejecti...

Страница 4: ...Ω Aerial replacement Capacitor R 50Ω Bandpass 250Hz 15kHz e g 7122 707 48001 LF Voltmeter e g PM2534 DUT S N and distortion meter e g Sound Technology ST1700B Frame aerial e g 7122 707 89001 Tuner AM MW LW To avoid atmospheric interference all AM measurements have to be carried out in a Faraday s cage RF Generator e g PM5326 Ri 50Ω Low pass filter 22kHz L R LEVEL METER e g Sennheiser UPM550 with F...

Страница 5: ...t fully for optimum reception C Speakers Connection Front Speakers Connect the speaker wires to the SPEAKERS terminals right speaker to RIGHT and left speaker to LEFT coloured marked wire to and black unmarked wire to Fully insert the stripped portion of the speaker wire into the terminal as shown Notes For optimal sound performance use the supplied speakers Do not connect more than one speaker to...

Страница 6: ...ayback à á fast rewinds forwards the tape STOP OPEN stops the tape opens the tape compartment PAUSE pauses recording or playback 7 VOLUME 3 4 VOL 3 4 adjusts volume level adjusts the hours and minutes for clock timer functions 8 iR SENSOR infrared sensor for remote control 9 TIMER CLOCK activates deactivates or sets the timer function sets the clock function views the clock time 0 REPEAT SHUFFLE r...

Страница 7: ... or coloured red Do not connect either wire to the earth terminal in the plug marked E or e or coloured green or green and yellow Before replacing the plug cover make certain that the cord grip is clamped over the sheath of the lead not simply over the two wires Copyright in the U K Recording and playback of material may require consent See Copyright Act 1956 and The Performer s Protection Acts 19...

Страница 8: ...intenance Use only normal IEC I tape for recording Apply a piece of adhesive tape over the missing tab space GENERAL The system does not react when buttons Remove and reconnect the AC power plug and are pressed switch on the system again Sound cannot be heard or is of poor Adjust the volume quality Disconnect the headphones Check that the speakers are connected correctly Check if the stripped spea...

Страница 9: ...AM A To remove Rear Cabinet B To remove CD Tray C To remove Main Board D To remove CD Board E To remove Tape Deck F To remove LCD Board G To remove Cassette Key Plate H To remove Transformer Holder 2 2 4 3 2 2 2 2 2 5 3 4 5 4 3 ...

Страница 10: ...eft input BUFGND 33 I audio buffer ground LKILL3 4 O KILL output for left channel con urable as open drain RKILL3 5 O KILL output for right channel con urable as open drain N C3 6 O No connection N C3 7 O No connection N C3 8 I No connection CFLAG3 9 O correction g output open drain VSSD1 40 SUP digital ground1 VDDD1 41 SUP digital supply voltage1 SDI 42 I serial data input loopback WCLI 43 I word...

Страница 11: ...CLK16 CLK4 12 TIMING CDTRDY CDTDATA CDTCLK CD TEXT INTERFACE SFSY STATUS SBSY SUB RCK RESET INTERFACE CONTROL DECODER MICRO CONTROLLER INTERFACE VOLTAGE BUFFER HF AND LF CAPTURE SAA7379 This text is here in force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader This text is here inThis text is here in rce landscape pages to be rotated correctly when brows...

Страница 12: ...ENABLE 29 bus write enable input P0 30 programmable output port P0 P1 31 programmable output port P1 AFC 32 450 kHz LC circuit FM IFI2 33 FMIF input 2 input impedance typical 330 Ω VSTAB B 34 internal stabilized supply voltage B FM IFO1 35 FMIF output 1 output impedance typical 330 Ω AM IFI O2 36 input output to IF Tank IFT output current source FM IFI1 37 FMIF input 1 input impedance typical 330 ...

Страница 13: ...SET BLOCK DIAGRAM 5 1 5 1 ...

Страница 14: ...5 2 5 2 SET WIRING DIAGRAM ...

Страница 15: ...6 1 6 1 CIRCUIT DIAGRAM LCD HP KEY RECTIFIER BOARD ...

Страница 16: ...6 2 LAYOUT DIAGRAM LCD BOARD COMPONENT LAYOUT 6 2 SMD LAYOUT LAYOUT DIAGRAM HEADPHONE BOARD COMPONENT LAYOUT SMD LAYOUT LAYOUT DIAGRAM KEY BOARD COMPONENT LAYOUT SMD LAYOUT ...

Страница 17: ...6 3 LAYOUT DIAGRAM POWER BOARD COMPONENT LAYOUT SMD LAYOUT 6 3 ...

Страница 18: ...7 1 CIRCUIT DIAGRAM CD BOARD 7 1 ...

Страница 19: ...7 2 7 2 LAYOUT DIAGRAM CD BOARD COMPONENT LAYOUT LAYOUT DIAGRAM CD BOARD SMD LAYOUT ...

Страница 20: ...CIRCUIT DIAGRAM MAIN BOARD 8 1 8 1 ...

Страница 21: ...CIRCUIT DIAGRAM MAIN BOARD TUNER PART 8 2 8 2 ...

Страница 22: ...8 3 8 3 LAYOUT DIAGRAM MAIN BOARD COMPONENT LAYOUT LAYOUT DIAGRAM MAIN BOARD SMD LAYOUT ...

Страница 23: ...DESCRIPTION QUANTITY SCREW LIST 4 8 7 6 27 13 1 9 12 26 26 24 17 24 11 14 16 21 19 22 23 18 22 ITEM 28 13 6 29 SET EXPLODED VIEW DIAGRAM 9 1 9 1 ...

Страница 24: ...21 Note Only these parts mentioned in the list are normal normal service parts 29 9940 000 00618 TAPE PCB ASS Y ELECTRICAL PARTSLIST 1707 9940 000 00389 REC SWITCH 18PIN 7705 9940 000 00388 IC D7312CP PREAMPLIFIER D407 9940 000 00376 CH VARIABLE CAP DIODE BB804 D408 9940 000 00376 CH VARIABLE CAP DIODE BB804 F701 9940 000 00384 FUSE PTU 1A 250V F702 9940 000 00385 FUSE PTU 2A 250V HP800 9940 000 0...

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