Sony C-47 Manuale utente

MICROPHONE

POWER

SUPPLY

UNIT

SPECIFICATIONS

Type:

C-47

Variable

directivity

condenser

microphone

**-

The

external

magnetic

field

induction

noise

Power

requirements:

Battery

operation:

measured

with

the

microphone

placead

Normal

operating

voltage:

alternating

magnetic

field

Hz,

gauss.

Minimum

operating

voltage:

Approx.4.5

The

maximum

noise

value

obtained

and

then

Current

drain:

Less

than

converted

the

equivalent

input

sound

level.

(0dB

=2x

10°

“ubar)

Battery

life:

Approx.

150

hours

with

Sony

long-life

batteries

OdB=

Huet

operation:

Power

requirements

120

AC,

(US

model)

Maximum

220—240

50/60

model)

sound

pressure

Power

consumption

input

level:

Approx.

154

SPL

(20—20,009

Hz)

Directivity:

Uni-directional

and

Omni-directional

variable

Dynamic

range:

Approx.

130

Output

impedance:

+20%,

1,000

Hz,

balanced

wirenmentel

Output

level:

Effective

output

level:

—43

dBm

temperatures:

aon

140°F

for

storage

dBm

/1Oubar,

1,000

Hz}

39°

eas

140.

for

operation

Open

circuit

voltage:

0.82

mV/ubar,

1,000

Microphone

cable:

5.8mm

(4)

dia.,

4-conductor

shielded

Output

level

deviation

dB.

cable:

Recommended

load

impedance

than

k{2.

with

CANNON

Frequency

response:

—

18,000

XLER-5-12C

connector

Noise

level:

S/N

ratio:

than

(1,000

Hz,

iubar)

Mounting

thread:

Inherent

noise:

Less

than

oie

Dimensions:

See

page

‘

(OR

5:10.

HpaI)

Weight:

Microphone

500g,

202

Wind

noise

Less

than-45

€B

SPL

induce

Power

supply

VOOOG.

202

poe

noise

(without

batteries)

from

externa!

magnetic

field

«2.

Less

than

—20

SPL/m

gauss

Wind

noise

the

value

measured

applying

wind.

velocity

6.6

ft/second

from

all

di-

rections

the

microphone.

The

mean

value

obtained

and

converted

the

equivalent

input

sound

level.

ubar]

Dimensions:

mel

S2dia

[ey

Units

(approximate

inches

parentheses)

DISASSEMBLY

1-1.

CAGE

AND

BOTTOM

CASE

REMOVAL

Cage

Removal:

Steps

80,@8,0,6,0

Bottom

Case

Removal:

Steps

@,.@0,©6

cage

ass’y

screw,

tt,

‘

screw,

oat<

3.5

cable

bottom

case

{

screw,

RK3

1-2.

MICROPHONE

CAPSULE

AND

AMP

CIRCUIT

BOARD

REMOVAL

Microphone

Capsule

Removal:

Steps

@,0,0,.@

Circuit

Board

Removal:

Steps

@.,

Remove

the

cage

ass’y.

two

screws,

Loosen

screw

icroph

sma\:

microphone

capsule

ass’y

LS)

amp

circuit

board

(cased)

two

screws,

P2x3

Unsolder

lead

wires.

Carefully

remove.

Unsolder

five

lead

wires.

Remove

amp

circuit

board

from

the

shield

case.

1-3.

DC-DC

CONVERTER

REMOVAL

Steps:

@©,0,0,.0

~@_

Remove

the

bottom

case.

DC-DC

converter

two

screws,

ser

Carefully

remove.

©)

Unsolder

five

lead

wires.

two

screws,

1-4.

POWER

SUPPLY

CASE

REMOVAL

1-5.

POWER

SUPPLY

CIRCUIT

BOARD

REMOVAL

Remove

power

supply

case.

screws,

four

screws,

BSx

ADJUSTMENT

BATTERY

CHECK.

METER

CALIBRATION

Set

the

external

power

supply

adjust

that

BATTERY

check

meter

indicates

‘‘4’,

Remove

batteries

from

the

microphone

power

Set

the

external

power

supply

5V.

supply.

BATTERY

check

meter

pointer

should

place

Connect

external

regulated

power

supply

the

dot

between

“4”

and

“6”’.

shown

below.

Set

the

external

power

supply

6V.

Turn

the

POWER

switch

the

microphone

BATTERY

check

meter

pointer

should

place

power

supply

on.

regulated

power

supply

red

terminal

(WHT)

CN2

(MIC

connector}

6519

2SK43

Qee

-eSdec

2SK23A

10/35V

SHIELD

[C2

lO/S9V

CNT

MICROPHONE

MIC

CAPSULE

OUTPUT

C-3D

ao:

CONVERTER

<4.

99}

eras

MOUNTING

DIAGRAM

(AMP

SECTION)

—

Conductor

Side

—

WHT.

CNt

foo

SHIELD

CLEAR

MIC

OUTPUT

cays

SEX

i403

MICROPHONE

CAPSULE

C-3D

(ho

ORG]

viol

BRNT

aoe

BLK

LORG

BRN

Note:

All

capacitors

are

unless

otherwise

noted.

pF=uyF.

less

are

not

indicated

except

for

electrolytics.

All

resistors

are

ohms,

“%W

unless

otherwise

noted.

1000.9,

1000k2

Chassis

ground,

Voltages

are

with

respect

ground

unless

otherwise

noted.

Readings

are

taken

under

signal

conditions

with

VOM

(20k2/V).

Voltage

variations

may

noted

due

normal:

pro-

duction

tolerances.

B+

bus:

0°28.

B+

pattern.

CAUTION

The

amp

mount

ass’y

has

been

carefully

adjusted

the

factory.

some

trouble

occurs

it,

re-

place

the

amp

mount

ass’y.

The

parts

the

amp

mounted

circuit

board

are

not

individually

available,

not-short-circuit

across

DC-DC

convertor

terminals

o.¢-and?4--

and-.

across

terminals

and

BOARD

~DC

CONVERTER

pains

“Dearne

RRR

ine

RRR

mee

NRL

RR,

nant

Pee

SORE

REED

ONE

SOME

tome

ranean

Spence,

epbiretiels:

tial

seemareaenen

_onaneny

arm

seepe

menor

eee

RSE

IIS

TENET

EET

Feasts

PIs

Recents

cee

Sapte

Manel

ete

SCHEMATIC

DIAGRAM

(POWER

SUPPLY

SECTION)

S2-2

POWER]

TRANSFORMER

eeeelikarendii

model)

-————}

eee

etm

eee

ere

ree

$2-2

POWER]

TRANSFORMER

gee

eter

(US

model)

2SK23A

—-Q7_-2scll24

CD2

CN2

(XLR-5-13)

2501364

[METER

“Hh

RD7AM

AGL

390(1/2W)

F2IA

MOUNTING

DIAGRAM

(POWER

SUPPLY

SECTION)

—

Conductor

Side

—

YEL

0.25A

100K(E

model)

ORG

(ames

NLT

YEL

WHT

BATTERY

SIZE“D”

rae

-5-|

(IEC

DESIGNATION

R20)

POWER

4PCS

—

RED

oie

RED

BLK

WHT

RED|

GRY

GRN

eae

()

YEL

100

BLU

POWER

TRANSFORMER

}

ORG

120V_~

C-47

BATTERY

SIZE

“D”

(IEC

DESIGNATION

R20)

4Pcs

CN3

(XLR-3-14)

OUTPUT

MICROHONE

TRANSFORMER

cat

Naayyan

(US

model)

POWER

TRANSFORMER

model)

Note:

Cc?

;

MICROPHONE

O.1

0.047

TRANSFORMER

CN3

(XLR-3-14)

OUTPUT

Replacement

Semiconductors

For

replacement,

use

semiconductors

except

(

Amp

Section

Q1:

6519

Q2:

2SJ22

Q3:

2SK43

“3

wae

GDs

QO4:

2SK23A

All

capacitors

are

unless

otherwise

noted.

uwuF.

less

are

not

indicated

except

for

electrolytics.

All

resistors

are

ohms,

“%W

unless

otherwise

noted.

10002,

1000kN

All

variable

and

adjustable

resistors

have

character-

istic

curve

unless

otherwise

noted.

internal

component.

PME

B+

bus.

[]

panel

designation.

(_____|

adjustment

for

repair.

Voltages

are

dc,

and

are

measured

when

plugging

microphone

unit

into

MIC

input

jack

ope-

ration

condition.

Readings

are

taken

under

signa!

conditions

with

VOM

(20k2/V).

Voltage

variations

may

noted

due

normal

production

tolerances.

B+

pattern.

resistance

measurements

are

with

coils

connect-

the

circuit

board,

and

are

approximate.

Switch

TONE

SELECTOR

POWER

AC-DC

SELECTOR

INCLUDED

RELEY

(RY1)

Power

Supply

Section

Q5:

2SK23A

Q6:

2SC634A

}

Ko)

Ces

SGD

‘B

D1:

CD2

D2:

RD7AM

black

cathode

‘

anode

|—

anode

‘

eal

cathode

«anode

(2SC1364)

Q7:

28C1124

FoR,

C-47

EXPLODED

VIEWS

X-2522-101-0

Cage,

Ass‘’y

2-522-128-00

Washer

2-503-234-00

Screw

2-503-234-00

2-522-128-00

Washer:

Case,

lower

2-517-126-00

Bushing,

free

2-522-124-00

Screw

(B),

support

Clamp,

bushing

2-522-133-00

Screw,

RK3

Belt,

bushing

2-§22-123-00

Screw

(A),

support

2-5

18-102-00

Plate,

serial

number

2-5

16-344-00

Screw,

2-522-136-00

Screw,

arm

1-55

1-189-00

Cable,

microphone,

Arm,

support

w/connector

(CN1)

pp:

X-2522-108-0

Socket

Ass’y

Socket,

stand

screw

Items

with

part

number

and/or

description

are

not

stocked

because

they

are

seldom

required

for

routine

service.

All

screws

are

Phillips

(cross

recess)

type

unless

otherwise

noted.

(—)

slotted

head

C-47

2-522-134-00

-4510-010-

A-4510-010-A

Belt,

capsule

Capsule

Ass’y

P2x3

A-4518-018-4

Complete

Circuit

Board,

emp

Frame

Ass’y,

upper

P2x3

2-522-127-00

Bushing

Stay,

amp

board

Spacer,

terminal

board

Ring,

center

Shaft,

Dust

cover

(B)

uppor

1-464-052-00

T2x4

DC-DC

Converter

Terminal

Board

Contactor,

P2x3

ground

Clamp,

cable

{

Terminal

Board

LW2,

w/internal

tooth

P2x3

Note:

Items

with

part

number

and/or

description

are

not

stocked

because

they

are

seldom

required

for

routine

service.

All

screws

are

Phillips

(cross

recess)

type

unless

otherwise

noted.

(—)

slotted

head

C-47

peoy

pa}jOys

(—)

“"po}OU

OSIMIAYJO

ssayun

(ssadaI

sso1d)

sdyyjlyg

aJe

sMalos

Tye

“QOIAIOS

DUTJNOI

IOJ

pelinbar

wopyas

are

Aay}

asnesoq

poysojs

JOU

s1e

UOT]dWosap

io/pue

Jaquinu

jied

yyIM

suld}]

iat

$u28j

a4d

‘pieog

daddn

ase

00200

B18

:310N

aypuey

——~—

(ZN)

Dtnf

“407atUOD

00-02

605"!

aces

(£N)

LAALNO

‘40328009

00-221

905-1

UONNOD

YOLIMS

“jsgeT

(LIN)

diae?

woay

Asejos

“Yaum$

Papas

OOLED

LIS

34)

aBeijoa

‘saloyy

AUFLLVE

20-084

2007

00-2€Z0c5

—

aypuey

“at

9XEX

OXEN

sg)

“

duuey

woau!

yrim

payddng

Yan

“

yajims

Jamod

yim

paydang

suOL

‘jaued

JOO}

fEULIIXI/

"PART

Yyojims

samad

i421

payddns

(ZS)

YIMOd

“GIUMS

OO-PES

DIGI

Holder,

battery

case

Heat

Sink

Battery

Case

LW3,

w/internal

tooth

Printed

Circuit

Board,

power

supply

1-442-425-00

(US

model)

1-442-988-00

madef}

Transfoemer,

power

(F2j

1-515-184-00

3-612-023-00

Relay

(RY?)

Plus

Terminal

Bracket,

power

transformer

3-533-574-00

Spring,

battery

1-532.265-XX

LW,

wéinternal

tooth

Fuse,

(F2}

9-532-277-00

Fuse,

0.25

(FT

2.522-152-00

Labei

(Aj,

fuse

B3x6é

2-522-153-00

Label

(8),

fuse

B3x6

w/internal

tooth

2-522-161-00

(US

model)

Lug,

2mm

dia.

2-522-165-00

model)

aap

pias

Label,

specification

Post,

fuse;

type

;

1-534-538-XX

——<

Cord,

power

3-410-032-00

Case

Ass’y,

bottom

Stopper,

power

cord

LW3,

w/internal

tooth

1-429.049-00

Transformer,

microphone

{77)

Reinforcement

LW2,

w/internal

tooth

LW2,

w/internal

tooth

Lock

Lid,

battery

case

Note:

Items

with

part

number

and/or

description

are

not

stocked

because

they

are

seldom

required

for

routine

Service.

All

screws

are

Phillips

(cross

recess)

type

unless

otherwise

noted.

(—)

slotted

head

(—)

slotted

head

402

ELECTRICAL

PARTS

LIST

Ref.

No.

Part

No.

Description

COMPLETE

CIRCUIT

BOARD

A-4518-018-A

Amp

SEMICONDUCTORS

Transistors

2SK23A

28C634A

28C1124

Diodes

CD2

RD7AM

TRANSFORMERS

1-429-049-00

Microphone

1-442-425-00

Power

(US

model)

1-442-988-00

Power

model)

CAPACITORS

All

capacitors

are

and

ceramic

unless

otherwise

noted.

less

are

not

indicated

except

for

electrolytics.

wuF,

elect

electrolytic

C7,

1-108-251-12

0.1

lar

1-108-246-12

0.047

mylar

C10

1-121-984-11

2200

35V_

elect

Ciil

1-123-072-11

220

10V_

elect

RESISTORS

All

resistors

are

ohms.

Common

%4W

carbon

resistors

are

omitted.

Check

schematic

diagram

for

values.

1-213-138-11

390

carbon

1-224-647-XX

30k,

adjustable

SWITCHES

1-516-597-00

Rotary,

TONE

selector

1-516-534-00

POWER

Due

standardization,

interchangeable

replacements

may

substituted

for

parts

specified

the

diagrams,

—11—

CN1

CN2

CN3

MEI

NLi

RY1

C47

Part

No.

Description

FUSES

1-532-277-00

0.25

1-532-265-XX

MISCELLANEOUS

1-551-189-00

1-509-170-00

1-506-127-00

1-520-232-00

1-517-033-00

1-515-184-00

1-464-052-00

1-533-048-XX

1-534-538-XX

Cable,

microphone

output;

w/connector

Connector

(XLR-5-13),

MIC

Connector

(XLR-3-14),

OUTPUT

BATTERY

Meter,

voltage

Neon

Lamp

Relay

DC-DC

Converter

Post,

fuse;

type

Cord,

power

ACCESSORIES

PACKING

MATERIALS

Part

No.

0-110-572-04

1-532-265-XX

1-532-277-00

1-551-190-00

2-052-522-02

2-599-059-21

2-599-059-11

2-522-159-00

2-522-160-00

3-701-613-00

3-701-628-00

3-701-632-00

X-2522-107-0

Description

Screwdriver

Fuse,

0,.25A

Cable,

microphone;

extension

Adaptor,

screw

Manual,

instruction

(US

model)

Manual,

instruction

model)

Carton

Cushion

Bag,

plastic

Bag,

plastic

Bag,

plastic

Case,

carrying

Indice

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