Panasonic TX-21AP1P Manuel utilisateur

Colour Television

TX-21AP1P

Z8T Chassis

SPECIFICATIONS

Power Source: 220-240V a.c., 50Hz

Power Consumption: 52W

Stand-by Power

Consumption: 0,9W

Aerial Impedance: 75Ωunbalanced, Coaxial Type

Receiving System: PAL B/G, PAL D/K ,PAL-60

SECAM B/G, SECAM D/K

M.NTSC (AV)

NTSC (AV only)

Receiving Channels:

VHF E2-E12 VHF H1-H2 (ITALY)

VHF A-H (ITALY) VHF R1-R2

VHF R3-R5 VHF R6-R12

UHF E21-E69 CATV (S01-S05)

CATV S1-S10 (M1-M10) CATV S11-S20 (U1-U10)

CATV S21-S41 (HYPERBAND)

Intermediate Frequency:

Video/Audio

Video 38,9MHz

Audio 32,4MHz, 32,66MHz (A2 CZECH)

33,05MHz (NICAM)

33,4MHz, 33,16MHz (A2)

33,05MHz (NICAM B/G)

Colour 34,47MHz

34,5MHz, 34,65MHz

Terminals:

AV1 IN Video (21 pin) 1V p-p 75Ω

Audio (21 pin) 500mV rms 10kΩ

RGB (21 pin) 0,7V p-p 75Ω

AV1 OUT Video (21 pin) 1V p-p 75Ω

Audio (21 pin) 500mV rms 1kΩ

AV FRONT Audio (RCAx2) 500mV rms 10kΩ

Video (RCAx1) 1V p-p 75Ω

High Voltage: 27kV ± 1kV

Picture Tube: A51ERF135X71 51cm

Audio Output: 2 x 5W RMS, 2 x 10W MPO

8ΩImpedance

Headphones: 8ΩImpedance

Accessories

supplied : Remote Control

2 x R6 (UM3) Batteries

Dimensions:

Height: 476mm

Width: 524mm

Depth: 473mm

Net weight: 22kg

Specifications are subject to change without notice.

Weights and dimensions shown are approximate.

NOTE: This Service Manual should be used in conjunction with

the Z8 Technical guide.

ORDER No. 02-SM-007

ADJUSTMENT PROCEDURE

Item / Preparation Adjustments

+B SET-UP

1. Receive a Greyscale signal.

2. Set the controls :

Brightness Minimum

Contrast Minimum

Volume Minimum

Confirm the following voltages.

B1 3,3 ± 0,3V B13 -16 ± 1V

B2 190 ± 10V B14 27,5 ± 1,5V

B3 16 ± 1V B15 28 ± 1,5V

B4 10 ± 1V B16 13 ± 1V

B8 5 ± 0,3V B17 8 ± 1V

B11 127 ± 10V B18 5±0,3V

CUT OFF / Ug2 Test

1. Receive a Greyscale signal.

2. Degauss the tube externally.

3. Set the TV into Service Mode 1.

4. Select Cut off mode.

Set Contrast on maximum, set Brightness on center, switch

on AV mode.

Enter Service mode. Set Sub-Brightness to 31. Select Ug2

Test. Press "+" and adjust screen Vr till sharp vertical line is

visible and LED switches off. Then reduce screen Vr till LED

is just switched on (pin6 of connector E1 must be connected

to GND).

SELF CHECK

Self-check is used to automatically check the bus lines and hexadecimal code of the TV set.To enter Self-Check mode, press

the STATUS button on the remote control and at the same time press the down (-/v) button on the customer controls at

the front of the TV set. To exit Self Check, switch off the TV set at the power button.

If the CCU

orts have been checked and found to be incorrect or not located then " - - " will a

ear in

lace of "O.K.".

Service Aids

To aid in the service of our current chassis there are a number of Service Aids which have been made available.

•LUCI interface kit (Linked Utility Computer Interface)

Part number: TZS6EZ002

This contains interface and cables for connecting TV service connector and a PC as well as diagnostic software. As new

models are introduced upgrade software will become available.

•VICI (Visual Interactive Computer Information)

These C.D.'s contain multimedia documentation providing quick access to service information.

Part No. TZS7EZ006, TZS7EZ005, TZS8EZ001 & TZS9EZ001

1. Service Manuals

2. Instruction Books

3. Technical Information

•TASMIN (Technically Advanced System for Multimedia Interactive Notes)

As well as providing a first step towards more interactive training this product also achieves quick access to Technical

Information.

OPTION 1 EC

OPTION 2 03

WAVEFORM PATTERN TABLE

CONDITIONS:

Contrast: MAX

Brightness: MID

Colour: MID

Sharpness: MID

ALIGNMENT SETTINGS

To access Service Mode select program position 99 and set sharpness to minimum.

Press “MUTE” button on remote control and at the same time press the "V" button on the customer controls at the front of

the TV, this will place the TV set into Service Mode.

Press ∧

∧∧

∧/ ∨

∨ ∨

∨ buttons to step up / down through the functions.

Press + / - buttons to alter the function values.

Press “STR” button on the customer controls at the front of the TV after each adjustment has been made to store the

required values.

To exit Service Mode press “N” button.

Alignment Function Setting indication

Note: All setting values are approximate Settings / Special features

1. Cut off (Ug2) LED ON/OFF

(pin6 of connectorE1 to the GND) LED to be just ON

2. Vertical slope V-SLO 029 Optimum setting.

3. Vertical Position V-POS 035 Optimum setting.

4. Vert. Amplitude V-AMP 054 Optimum setting.

5. Horizontal Shift H-CTR 034 Optimum setting.

6. Horizontal Parallelogram H-PAR 035 Optimum setting.

7. Horizontal Bow H-BOW 025 Optimum setting.

8. R-Cut R-CUT 008 Optimum setting.

9. G-Cut G-CUT 008 Optimum setting.

10. R-Drive R-DRV 039 Optimum setting.

11. G-Drive G-DRV 031 Optimum setting.

12. B-Drive B-DRV 031 Optimum setting.

13. AGC AGC 028 Optimum setting.

14. Sub Colour S-COL 015 Optimum setting.

15. Sub Brightness S-BRI 026 Optimum setting.

16. Horizontal Width EW-WD 049 Optimum setting.

17. EW Parabola EW-PR 009 Optimum setting.

18. EW Upper Corners EW-UC 037 Optimum setting.

19. EW Lower Corners EW-LC 051 Optimum setting.

20. EW Trapezoid EW-TP 022 Optimum setting.

To access Option Bytes input remote code "FA" followed by key 5(14 hex) or to access from Service Mode press "Status

button" on remote control.

(numerical keys 0-7 to change value, TV/AV button to store on remote control):

Option Byte 1 Option Byte Table Option Byte 2 Option Byte Table

Bit No. Value Functions Bit No. Value Functions

0 0 French model 0

YES 0 1 Sound AI 0

YES

1 0 Irish model 0

YES 11 CATS 0

YES

2 1 NICAM 0

YES 2 - - - - - - - -

3 1 A2 Stereo 0

YES 3 - - - - - - - -

4 0 Tuner manufacturer 0

MACO

ALPS 4 - - - - - - - -

51 E-Wcircuit0

YES 5 - - - - - - - -

6 1 Q-link 0

YES 6 - - - - - - - -

7 1 TOP TEXT 0

YES

NO 7 - - - - - - - -

VIDEO & STEREO AUDIO BLOCK DIAGRAM

TUNER

IC601

23 IF1

UOC

X103

Q2001

JK3101

HEADPH

24 IF2

28 SIF1

29 SIF2

R IN 46

G IN 47

B IN 48

QSS OUT 35

VIDEO OUT 38

VIDEO IN 40

VIDEO EXT 42

53 B OUT

52 G OUT

51 R OUT

IF1 IF2

IC2001

QSS IN 47

R IN 42

L IN 41

OUT L 31

OUT R 30

24 AMP R

25 AMP L

MULTI-STANDART

SOUND

PROCESSOR

IC251

AUDIO OUTPUT IC

5 R IN

1 L IN

L OUT 10

R OUT 8

Q2001

Q601 Q602

Q2004 Q2003

AV 21 PIN SCART

20 VIDEO IN

15 R IN

11 G IN

19 VIDEO OUT

7 B IN

6 L IN

3 L OUT

2 R IN

1 R OUT

Q3104

602

SOUND TRAP

E-BOARD

CRT

Y-BOARD

IC351

123

Q351

D370

D371

D372

POWER SUPPLY & DEFLECTION BLOCK DIAGRAM

CRT

Y-BOARD

IC351

Q351

D350

F801 S802

Degauss Coil

T802 RL801

D802

P2 P1

S2 S1

Mains In

Line

Filte

D801

D1202

Q1201

D1201

IC1104

REMOTE IN

VCC

IC1103

EAROM

IC1102

IC1201

IC1102

VDD

R1202

5V STANDBY

Q1204

R1205

IC601 PIN 1

POWER ON/OFF

IC801

POWER

SUPPLY

R804

IC802

D812

D804

D813

D811

D806

D805

T802

IC701

IC702

F853

F852

D853

Q851

D852

Q852

IC251

UDIO

OUTPUT

Q701

Q702

Q751 Q752

IC451

VERTICAL

OUTPUT

IC601

UOC

61 VDDP

56 VDDC

54 VDDA

20 AVL/EW

14 VCC

39 VP

BCL 49

IBL 50

PROT 36

FBI/SCO 34

HOUT 33

V- 21

V+ 22

D701

D751

F851

D851

Q753 Q501 T553

D501

D510

Q551

D556

D557

HOT

D752

T552

FBT

D559

D401

D402

Q402

Q401

D553

STANDBY

Q603

D603

+190V

D606

+8V

D601

+5V

D403

Q552

E-BOARD

TO RGB

INPUTS

HEATER

IC1105

IC2001

IC851

IC852

D552

D554

5V 8V

D1205

TUNER

TU2 33

MB 5V

D002

D003

CONTROL BLOCK DIAGRAM

CRT

Y-BOARD

IC351

D350

IC601

1 STANDBY

UOC

REM IN 64

Q1102

601

2 SCL

3 SDA

6 KEYSCAN

8 SLOW SW

11 MUTE2

27 AGC

RESET 60

XTAL 59

XTAL 58

IBL 50

BCL 49

FBL 45

PROT 36

D1107

Q1107

D1104

STANDBY

AV 21 PIN SCART

16 FAST SW

8 SLOW SW

SWITCHING

MATRIX

Q1109

D1106

Q1110

Q1204

Q1201

RL801

TUNER

TU2 33

MB 5V

IC1103

EAROM

IC1104

REMOTE IN

IC1105 IC2001

IC1102

OUT 1

T552

IC251

AUDIO

OUTPUT

3 MUTE

SDA SCL

7 SCL

8 SDA

20 RESET

XTAL 52

XTAL 51

OUT 1

3FBT

Q255

Q253

E-BOARD

Q603

Q401

Q402

Q-LINK OUT 63

Q-LINK IN 62

Q1106 Q1103

Q1104 Q1105

10 Q-LINK

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