Panasonic KX-1T7533G Manuel utilisateur

ORDER

NO.

KMS9808296C2

Manual

DIGITAL

PROPRIETARY

TELEPHONE

FOR

DIGITAL

SUPER

HYBRID

SYSTEM

KX-1T7533G

KX-1T7533G-B

Black

Version

(for

Germany)

Service

SPECIFICATIONS

Station

Loop

Limit:

ohms

Cabling

Method:

pair

wire

Jacks:

PABX,

Handset/Headset,

Telephone

Display:

digits

(max.)

Dimensions:

224

(W)x88

(H)x265

(D)

with

handset

Weight:

1.2

Design

and

specifications

are

subject

change

without

notice.

WARNING

This

service

information

designed

for

experienced

repair

technicians

only

and

not

designed

for

use

the

general

public.

does

not

contain

warnings

cautions

advise

non-technical

individuals

potential

dangers

attempting

service

product.

Products

powered

electricity

should

serviced

repaired

only

experienced

professional

technicians.

Any

attempt

service

repair

the

product

products

dealt

with

this

service

information

anyone

else

could

result

serious

injury

death.

Kyushu

Matsushita

Electric

Co.,

Ltd.

All

rights

reserved.

Unauthorized

copying

and

distribution

violatin

law.

KX-1T7533G/KX-T7533G-B

When

you

note

the

serial

number,

write

down

all

the

digits.

The

serial

number

may

found

the

label

affixed

the

bottom

the

unit.

TABLE

CONTENTS

Page

FOR

SERVICE

TECHNICIANS

1.0...

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HOW

REPLACE

THE

FLAT

PACKAGE

IC...........

LOCATION

CONTROLS

.......

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PRINTED

CIRCUIT

BOARD

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33,

DISASSEMBLY

INSTRUCTIONS

.......

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WAVEFORM

on.

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ICS

DATA

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ahaa

Rie

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SCHEMATIC

DIAGRAM

........cscesceseceeeeensessseeesereneees

BLOCK

DIAGRAM

.........::ccesscscseeseseseesesseseeeeneesnsseeeenes

CABINET

AND

ELECTRICAL

PARTS

LOCATION

...

CIRCUIT

OPERATIONS

......

cee

eeeeeeeeeeneesseseeneeeenes

ACCESSORIES

AND

PACKING

MATERIALS

..........

TROUBLESHOOTING

GUIDE

.........cccceceeseseceeeeees

REPLACEMENT

PARTS

LIST

.......cccccccsseseeseeseeeneees

TERMINAL

GUIDE

IC’S

TRANSISTORS,

AND

DIODES......

FOR

SERVICE

TECHNICIANS

Note

the

following

items

when

exchanging

the

LEDs

(Ref.

No.

D100-117,

130,

201)

Dial

P.C.

Board.

not

reuse

LED

which

removed

from

the

P.C.

Board.

Use

soldering

iron

(less

than

for

exchanging

LED.

not

heat

the

LED

for

than

seconds.

not

move

the

LED

after

soldering.

This

unit

employs

the

switch

which

influenced

the

light

for

the

hook

switch.

When

you

open

the

cabinet

repair

the

unit

the

bright

light,

the

hook

switch

might

work

improperly.

Therefore,

take

care

not

shine

the

hook

switch

directly,

use

the

jig

shown

below.

JIG

(Part

No.

PSHG1176Z)

(HOOK

SWITCH)

LOCATION

CONTROLS

Program

Button

LCD

(Liquid

Crystal

Display)

Intercom

Button

Conference

Button

Soft

Button

(S1

through

$3)

Shift

Button

FWD/DND

Button

(Call

Forwarding/Do

not

Disturb)

Message

Button

Flash

Button

Pause

Button

Flexible

Outside

(CO)

Line

Button

Auto

Dial/Store

Button

Auto

Answer/Mute

Button

Transfer

Button

Redial

Button

Jog

Dial

Microphone

Hold

Button

Speakerphone

Button

DISASSEMBLY

INSTRUCTIONS

HOW

REMOVE

THE

LOVER

CABINET

Remove

the

screws@®.

Remove

the

lower

cabinet.

HOW

REMOVE

THE

HOOK

BUTTON

Procedure

1-2

Remove

the

hook

button.

HOOK

BUTTON

HOW

ATTACH

THE

SPRING

HOOK

BUTTON

KX-T7533G/KX-T7533G-B

No.

Procedure

172-3

REMOVE

THE

SWITCH

AND

MAIN

BOARDS

)

Remove

the

screw@).

)

Pull

out

the

switch

board

connector.

)

Remove

the

switch

board.

)

Pull

out

the

flat

cable.

Remove

the

screws@).

)

Pull

out

the

speaker

and

microphone

connectors.

Remove

the

main

board.

CONNECTOR

HOW

REMOVE

THE LCD

BOARD

Procedure

Pull

out

the

flat

cable.

(See

Fig.

Remove

the

LCD

block.

(See

Fig.2)

Remove

the

screws

Remove

the

lower

cabinet.

Remove

the

LCD

board.

KX-1T7533G/KX-T7533G-B

1.101

Dir.

_|_Pull

DBS

DB2

bidi

DATA

Act.

Block

PTSBO3

Data

Bus

[2]

Data

Bus

[1]

2.0

Data

Bus

[0]

input

12-38k

Ptsp01u

2.0

CSN

input|

pT5D01

1.0

Chip

Select

REN

input

PTSD01U

2.0

Read

Enable

Command

WEN

PTS5DO1U|

2.0

Write

Enable

Command

RST

input

PC5D21

0.01

Asynchronous

Reset

Input

INTON

output

—

PC5001

0.01

Interrupt

Request

INTIN

output

0.01

Interrupt

Request

DRO

input

—

pcspo1

0.6

Dpits

Receive

Data

[1]}

DR1

input

pcspot

Dpits

Receive

Data

[0]

DXO

output

Pcsoo2

0.6

Dpits

Transmit

Data

[1]

DX1__|_

output

Dpits

Transmit

Data

[0]

CK512K

output|

Dpits

Bit

Rate

Clock

SRO

input

12-38k

TTL

—

PTSDO1U

0.1

Serial

Receive

Data

Strear

[0]

input

12-38k

TTL

0.1

Serial

Receive

Data

Stream

[1]

CMOS

4.0mA

0.1

Serial

Transmit

Data

Strearn

output

CMOS

4.0mA

high

PC5002

2.1

Serial

Stream

Clock

ePo

[output]

—

CMOS

2.0mA

0.01

Extermal

Channel

Pulse

output

-s-

CMOS

2.0mA

high

PC5001

0.01

External

Channel

Pulse

[1]

EP2

output

CMOS

2.0mA

high

PC5001

0.01

External

Channel

Pulse

[2|

-6

KX-T7533G/KX-T7533G-B

Name

Dir.

Pull

Type

Act.

Block

MHz

Descriptions

EP3

output

---

CMOS

high

PCSOO1

0.01

External

Channel

Pulse

[3]

input

---

CMOS

schmidt

---

high

PC5D21

0.01

Rotary

Encoder

Input

[Pos]

input

|---|

CMOS

schmidt

high

PC5D21

0.01

Rotary

Encoder

Input

[Neg]

ued}

GMS

4.0mA

0.01

LED

Column

Drive

[0]

output

CMOS

4.0mA

high

PC5002

0.01

LED

Column

Drive

[1]

CLM2

sat

8008

0.01

LED

Column

Drive

[2]

CLM3

CMOS

0.01

LED

Column

Drive

[3]

CLM4

0.01

LED

Column

Drive

[4]

NROWO

CMOS

4.0mA

low

PC5002

0.01

LED

Row

Drive

[0]

NROW1

low

PC5002

0.01

LED

Row

Drive

[1]

NROW2

output}

---

CMOS

tow

PC5002

0.01

LED

Row

Drive

[2]

NROWS

output}

CMos

iow

PC5O02

0.01

LED

Row

Drive

[3]

NROw4

[output|

cmos

low

0.01

LED

Row

Drive

[4)

NROWS

|output|

cmos

4.0ma

low

Pcsoo2

0.01

LED

Row

Drive

[5]

nROws

output]

cmos

4.0ma

low

Pcsooz

0.01

LED

Row

Drive

[6]

NROw7

output]

cmos

4.0ma

tow

Pcs002

0.01

LED

Row

Drive

[71

NROWs

output]

---

CMOS

PC5002

LED

Row

Drive

[8]

NROws

output|

__CMos

PC5002

ipo

input

12-38k

CMOS

PCSDO1U

tpi

[

input

12-30

cmos

high

[Pcspotu|

0.01

inputPon

ty)

ine)

input

12-36k

cmos

[high

|Pcspotu|

0.01

Input

Pot

fa)

input

12sec

cmos

high

[Posporu|

0.01

inputPon

is)

[23

|output|

CMos

4.0ma

high

PCSO02

0.01

Output

Port

(0)

opi

[24

|output|

CMOS

4.0mA

high

PCSO02

0.01

Output

Port

[1]

ope

fouput[

cmos

4.0ma

high

Pcsoo2

0.01

OutputPonia)

ops

[output|

cMOS

4.0ma

high

PC5O02

0.01

Output

Port

[3]

kak

[output]

cmos

4.0ma

high

Pcsoo2

0.20

2kH2

Clock

Output

(duty25%)_|

CK16M

CMOS

high

PC5001

16.4

Master

Clock

Out

Analog

PC5xX02

16.4

X'tal

(XIN)

Analog

PC5X02

16.4

X'tal

Out

(XOUT)

not

used

no)

not

used

vDD1

Vda

ved

vpp3_|

vdd

VSSi

Hes

(60)

|__|

Vss

(GND)

vss

Vss

(GND)

KX-T7533G/KX-T7533G-B

2.1C2

VREFDA

AG1

NO.

Analog

output

Classification

APMP

Analog

input

Power

supply,

etc.

Power

supply,

etc.

Analog

Power

Function

Non-inverting

input

terminal

microphone

amplifier

M1.

Connect

the

microphone.

Reference

voltage

terminal

DAC.

Connect

the

capacitor

40uF

between

this

terminal

and

9(AG2).

Ground

terminal

the

analog

circuit.

Output

terminal

for

the

handset

receiver.

HO+

terminal

and

HO-

terminal

are

biased

Vdd/2

voltage.

HO-

terminal

the

inverse

porality

output

terminal

for

(HO+).

Connect

the

capacitor

series

between

the

handset

and

these

terminals

cut

the

DC.

Use

the

nonpolar

type

capacitor.

power

supply

terminal

analog

circuit.

Output

terminal

for

the

speaker

amplifier.

Connect

the

external

speaker

amplifier

input

terminal.

SPO

terminal

biased

Vdd/2

voltage.

Connect

the

capacitor

0.1yF

series

between

the

externa!

speaker

amplifier

input

terminal

and

this

terminal.

Ground

terminal

the

analog

circuit.

supply,

etc.

Micro-

computer

interface

Mode

selection

terminal

microcomputer

interface.

Inputting

"O"

selects

the

serial

mode,

and

"1"

selects

the

parallel

mode.

System

reset

terminal.

The

system

reset

when

"0"

pressed.

Power

Supply,

etc.

Ground

terminal

the

digital

circuit.

KX-T7533G/KX-T7533G-B

Classification

Function

|3states

Output

port

Outputs

BITO

signal

OPORT1

resistor.

Outputs

BIT1

signal

OPORT1

resistor.

power

supply

terminal

digital

circuit.

Outputs

BIT2

signal

OPORT1

resistor.

Outputs

BITS

signal

OPORT1

resistor.

Outputs

BIT4

signal

OPORT1

resistor.

Outputs

BITS

signal

OPORT1

resistor.

Outputs

BIT6

signal

OPORT1

resistor.

Outputs

BIT7

signal

OPORT1

resistor.

Output

terminal

for

PCM

data

Input

terminal

Sync.

signal

for

PCM

interface.

The

frequency

input

sync.

signal

kHz.

Input

terminal

shift

clock

pulse

for

PCM

data.

Input

pulse

frequency

range

kHz~2.048

MHz.

PCM

data

(TXD

terminal

signal)

output

the

positive

edge.

PCM

data

(RXD

terminal

signal)

sampled

the

negative

edge.

The

sampling

performed

inside

LSI.

Clock

pulse

output

terminal.

Output

pulse

frequency

6.144MHz.

System

reset

(inputting

"O"

-RESET

terminal)

doesn't

stop

this

output.

Clock

pulse

output

terminal

which

has

selective

frequencies.

The

following

frequencies

can

selected

resistor

setting:

12.228,

4.096, 2.048,

1.536

(MHz)

System

reset

(inputting

"O"

-RESET

terminal)

selects

the

frequency

1.536MHz

and

doesn't

stop

this

output.

Ground

terminal

digital

circuit.

Input

terminal

oscillation

circuit.

Connect

the

oscillator

and

resistor

between

this

terminal

and

30(0SCQ),

moreover,

connect

the

capacitor

between

this

terminal

and

digital

ground

Output

terminal

oscillation

circuit.

Connect

the

oscillator

and

resistor

between

this

terminal

and

(OSC)

moreover,

connect

the

capacitor

between

this

terminal

and

digital

ground

power

supply

terminal

digital

circuit.

Outputs

kHz

clock

pulse

which

synchronized

with

-FSYNC.

Connect

the

digital

ground.

power

supply

terminal

analog

circuit.

Input

terminal

handset

signal.

Either

this

signal

the

signal

supplied

(HI)

input

converter.

Reference

voitage

terminal

converter.

[Name

OPO

OP1

output

D5V1

---

Power

Supply,

etc.

output

Output

port

utpu

OPS

OP6

OP7

RXD

TTL

Input

terminal

for

PCM

data

input

TXD

Output

—FSYNC

PCM

input

interface

BCLK

MCLK

Output

Clock

CLKO

Power

supply,

etc.

OSCI

Clock

make

the

oscillation

circuit.

OSCO

make

the

oscillation

circuit.

D5V2

Power

supply,

etc.

—INT

Output

Micro-

computer

interface

TEST

CMOS

Power

Test

terminal

input

supply,

etc.

A5V3

Analog

VBB

Power

supply,

etc.

Connect

the

capacitor

10uF

between

VBB

terminal

and

(AG3).

KX-T7533G/KX-T7533G-B

Name

[NO.|

1/0

Classification

Function

Analog

Input

terminal

microphone

signal.

input

Either

this

signal

the

signal

supplied

(HI)

input

converter.

AG3

—-

Power

Ground

terminal

analog

circuit.

A5V4

supply,

etc.

power

terminal

analog

circuit.

AP2HO

Analog

Output

terminal

microphone

amplifier

H2.

output

Connect

the

capacitor

0.1p:F

this

terminal

cut

the

DC.

Inverting

input

terminal

microphone

amplifier

H2.

input

Connect

the

capacitor

0.1p1F

this

terminal

cut

the

DC.

Analog

Output

terminal

microphone

amplifier

H1.

output

Connect

the

capacitor

0.1pF

this

terminal

cut

the

DC.

AP1HN

Analog

inverting

input

terminal

microphone

amplifier

H1.

Connect

the

handset.

Non-inverting

input

terminal

microphone

amplifier

H1.

AP1HP

Analog

VREFM

Reference

voltage

terminal

microphone

amplifier.

Power

Connect

the

capacitor

between

this

terminal

and

(MICG).

supply,

Otc:

Ground

terminal

analog

circuit.

Analog

output

Anal

APMN

Analog

—

input

Output

terminal

microphone

amplifier.

Connect

the

capacitor

0.1,F

this

terminal

cut

the

DC.

Non-inverting

input

terminal

microphone

amplifier

=f0=

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