MAIN

 

POWER

 

 

 

 

 

 

 

 

 

 

 

 

Ref. No.

Part No.

Description

 

 

Remark

R802

1-216-851-11

METAL CHIP

330K

5%

1/16W

R803

1-216-857-11

METAL CHIP

1M

5%

1/16W

R816

1-216-851-11

METAL CHIP

330K

5%

1/16W

R817

1-216-851-11

METAL CHIP

330K

5%

1/16W

R818

1-216-857-11

METAL CHIP

1M

5%

1/16W

R820

1-218-887-11

RES,CHIP

47K

0.50%

1/16W

R821

1-218-887-11

RES,CHIP

47K

0.50%

1/16W

R822

1-218-887-11

RES,CHIP

47K

0.50%

1/16W

R825

1-216-851-11

METAL CHIP

330K

5%

1/16W

R826

1-216-857-11

METAL CHIP

1M

5%

1/16W

R827

1-216-864-11

METAL CHIP

0

5%

1/16W

R828

1-218-911-11

RES,CHIP

470K

0.50%

1/16W

R829

1-218-899-11

RES,CHIP

150K

0.50%

1/16W

R830

1-216-851-11

METAL CHIP

330K

5%

1/16W

R831

1-216-857-11

METAL CHIP

1M

5%

1/16W

R833

1-216-857-11

METAL CHIP

1M

5%

1/16W

R834

1-216-857-11

METAL CHIP

1M

5%

1/16W

R836

1-218-871-11

RES,CHIP

10K

0.50%

1/16W

R837

1-216-851-11

METAL CHIP

330K

5%

1/16W

R838

1-218-887-11

RES,CHIP

47K

0.50%

1/16W

R839

1-218-871-11

RES,CHIP

10K

0.50%

1/16W

R840

1-218-879-11

RES,CHIP

22K

0.50%

1/16W

R846

1-218-875-11

RES,CHIP

15K

0.50%

1/16W

R847

1-216-845-11

METAL CHIP

100K

5%

1/16W

R848

1-216-845-11

METAL CHIP

100K

5%

1/16W

R852

1-218-883-11

RES,CHIP

33K

0.50%

1/16W

R853

1-216-809-11

METAL CHIP

100

5%

1/16W

R856

1-216-821-11

METAL CHIP

1K

5%

1/16W

R857

1-216-833-11

METAL CHIP

10K

5%

1/16W

R861

1-216-857-11

METAL CHIP

1M

5%

1/16W

R866

1-216-851-11

METAL CHIP

330K

5%

1/16W

R868

1-216-845-11

METAL CHIP

100K

5%

1/16W

R870

1-216-829-11

METAL CHIP

4.7K

5%

1/16W

R873

1-216-829-11

METAL CHIP

4.7K

5%

1/16W

R877

1-216-845-11

METAL CHIP

100K

5%

1/16W

R878

1-216-833-11

METAL CHIP

10K

5%

1/16W

R901

1-216-817-11

METAL CHIP

470

5%

1/16W

R902

1-216-833-11

METAL CHIP

10K

5%

1/16W

R903

1-216-853-11

METAL CHIP

470K

5%

1/16W

R904

1-216-845-11

METAL CHIP

100K

5%

1/16W

R905

1-216-809-11

METAL CHIP

100

5%

1/16W

R906

1-216-841-11

METAL CHIP

47K

5%

1/16W

R907

1-220-942-11

METAL CHIP

3.3

1%

1/4W

R908

1-220-942-11

METAL CHIP

3.3

1%

1/4W

R909

1-216-857-11

METAL CHIP

1M

5%

1/16W

< COMPOSITION CIRCUIT BLOCK >

RB301 1-233-971-11 RES, NETWORK (CHIP TYPE) 47K RB302 1-233-957-11 RES, NETWORK (CHIP TYPE) 220 RB303 1-233-969-11 RES, NETWORK (CHIP TYPE) 22K RB801 1-233-979-11 RES, NETWORK (CHIP TYPE) 1M RB802 1-233-976-11 RES, NETWORK (CHIP TYPE) 330K

RB803 1-233-965-11 RES, NETWORK (CHIP TYPE) 4.7K RB804 1-233-979-11 RES, NETWORK (CHIP TYPE) 1M RB805 1-233-976-11 RES, NETWORK (CHIP TYPE) 330K RB806 1-233-976-11 RES, NETWORK (CHIP TYPE) 330K RB807 1-233-979-11 RES, NETWORK (CHIP TYPE) 1M

Ref. No.

Part No.

Description

Remark

RB808

1-233-973-11 RES, NETWORK (CHIP TYPE) 100K

 

 

 

< SWITCH >

 

S301

1-762-078-11 SWITCH, SLIDE (MIC SENS)

 

S804

1-771-091-21 SWITCH, PUSH (1 KEY) (REC c)

 

S809

1-572-921-11 SWITCH, KEY BOARD (CLOCK SET)

 

S810

1-692-088-11 SWITCH, TACTILE (DIGITAL MEGA BASS)

S811

1-762-078-11

SWITCH, SLIDE (AVLS)

 

S816

1-762-078-11 SWITCH, SLIDE (SYNCHRO REC)

 

S817

1-762-805-21 SWITCH, PUSH (1 KEY) (DOOR OPEN)

S823

1-572-467-41

SWITCH, PUSH (1 KEY) (OPEN c) (FR)

S823

1-572-467-61

SWITCH, PUSH (1 KEY) (OPEN c)

 

 

 

(EXCEPT FR)

<THERMISTOR(POSITIVE) >

THP901 1-771-075-21 THERMISTOR, POSITIVE

<VIBRATOR >

X501 1-767-722-21 VIBRATOR, CRYSTAL (22.5MHz)

X801 1-760-174-31 VIBRATOR, CERAMIC (12MHz)

X802 1-579-886-21 VIBRATOR, CRYSTAL (32kHz)

************************************************************

A-3293-758-A POWER BOARD, COMPLETE

***********************

 

 

< CAPACITOR >

 

 

 

C801

1-117-720-11

CERAMIC CHIP

4.7uF

 

10V

C802

1-107-826-11

CERAMIC CHIP

0.1uF

10%

16V

C803

1-162-970-11

CERAMIC CHIP

0.01uF

10%

25V

C804

1-162-964-11

CERAMIC CHIP

0.001uF

10%

50V

C805

1-162-927-11

CERAMIC CHIP

100PF

5%

50V

C807

1-162-965-11

CERAMIC CHIP

0.0015uF

10%

50V

C809

1-115-169-11

TANTALUM

10uF

20%

6.3V

C810

1-117-720-11

CERAMIC CHIP

4.7uF

 

10V

C832

1-162-970-11

CERAMIC CHIP

0.01uF

10%

25V

C837

1-164-156-11

CERAMIC CHIP

0.1uF

 

25V

C840

1-126-923-11

ELECT

220uF

20%

10V

C841

1-109-982-11

CERAMIC CHIP

1uF

10%

10V

C842

1-117-919-11

TANTAL. CHIP

10uF

20%

6.3V

C843

1-117-919-11

TANTAL. CHIP

10uF

20%

6.3V

C860

1-164-227-11

CERAMIC CHIP

0.022uF

10%

25V

 

 

< CONNECTOR >

 

 

 

CN805

1-573-931-11 CONNECTOR, FFC/FPC (ZIF) 22P

 

 

 

< DIODE >

 

 

 

D801

8-719-988-07

DIODE RB400D

 

 

 

D803

8-719-989-53

LED

CL-200HR-C-TSL (REC)

 

D810

8-719-988-62

DIODE 1SS355

 

 

 

 

 

< IC >

 

 

 

IC806

8-759-331-73

IC

MB3800PNF

 

 

 

IC808

8-729-039-08

IC

SI6946DQ-T1

 

 

 

 

 

< COIL >

 

 

 

L802

1-424-675-11

INDUCTOR

33uH

 

 

– 72 –

Page 54
Image 54
Sony MZ-R50 service manual Main Power

MZ-R50 specifications

The Sony MZ-R50, launched in the late 1990s, is a notable model in the MiniDisc player genre, which revolutionized how consumers listened to music. Part of Sony's first generation of MiniDisc recorders, the MZ-R50 quickly gained popularity for its sleek design and innovative features.

One of the standout features of the MZ-R50 is its compact size and lightweight construction. It weighs just 160 grams, making it one of the most portable audio devices of its time. This portability paired with a stylish aesthetic allowed users to carry their music with ease, appealing to young, active lifestyles.

The MZ-R50 utilizes MiniDisc technology, which employs a small, flat disc encased in a protective shell. This format offers superior sound quality compared to cassette tapes, allowing for digital recording and playback. Users can record audio directly onto the disc in real-time or transfer music from CDs with ease. The player supports several recording modes, including LP2 and LP4, which allow users to maximize recording time without sacrificing quality.

Another significant feature of the MZ-R50 is its impressive battery life. It can run for up to 10 hours on a single charge, enabling long listening sessions without frequent recharging. The device also includes a digital pitch control, allowing users to change the tempo of tracks without affecting the pitch, which is especially useful for musicians and DJs.

Moreover, the MZ-R50 incorporates Sony's ATRAC (Adaptive Transform Acoustic Coding) compression technology. This advanced algorithm was designed to reduce the file size of audio while maintaining high sound fidelity, ensuring that music stored on MiniDiscs sounded close to the original recording. The player is compatible with both standard and long-play MiniDiscs, providing flexibility for users who want to store more music on a single disc.

In terms of connectivity, the MZ-R50 features an optical input for high-quality digital recording from other devices, along with a headphone output and a line out option for connecting to external speakers or audio systems. Its user-friendly interface allows for easy navigation through tracks and playlists, making it accessible for users of all ages.

Overall, the Sony MZ-R50 remains a beloved piece of audio technology, reflecting a unique combination of portability, sound quality, and user-friendly features, establishing its place in the history of personal music players. Its legacy continues to inspire later generations of audio enthusiasts.