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Service Manual
Specifications
Power Source : AC AUTO 110-240V, 50/60Hz
Power Consumption : 69W
Aerial Impedance:75 unbalanced
Coaxial type
Receiving System : 17 System
Receiving Channels :
VHF
2-2
(PAL/SECAM B,K1)
0-12 (PAL B AUST)
1-9
(PAL B N.Z)
1-12 (PAL/SECAM D)
1-12 (NTSC M JAPAN)
2-13 (NTSC M U.S.A)
UHF
21-69 (PAL G,H,I/SECAM G,K,K1)
28-69 (PAL B AUST)
13-57 (PAL D,K)
13-62 (NTSC M JAPAN)
14-69 (NTSC M U.S.A)
CATV
S1-S41(OSCAR)
1-125 (U.S.A CATV)
C13-C41(JAPAN)
S21-S41 (HYPER)
Z1-Z37 (CHINA)
Intermediate Frequency :
Video
38.0 MHz
Sound
31.5 MHz (D,K) / 32.5MHz (B,G)
32.0 MHz (I) / 33.5MHz (M)
Colour
33.57 MHz (PAL)
33.6 MHz (SECAM)
33.75 MHz (SECAM)
34.42 MHz (NTSC)
Panasonic
ORDER NO. MTV0008150C3
TX-15PM30T
MX-7 Chassis
Video / Audio Terminals :
FAV In : Video In 1 Vp-p 75
Audio In Approx, 400mVrms
RAV In : Video In 1 Vp-p 75
Audio In Approx, 400mVrms
Monitor Out :Video Out1 Vp-p 75
Audio OutApprox, 400mVrms
High Voltage : 27.5 kV ( +/- 1.0 )
at zero beam current
Picture Tube : A36LTN194X
36cm (15 inches)
Measured diagonally, 90 deflection
Audio Output : 2W x 2 = 4W
Dimensions : Height : 373.5 mm
Width : 485.0 mm
Depth : 380.0 mm
Mass : 12.5 kg
Specifications are subject to change without
notice.Mass and dimensions shown are approxi
mate.
2000 Matsushita Electric Industrial Co., Ltd.
c
All right reserved.Unauthorized copying and
distribution is a violation of law.
Colour Television
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Table of Contents
Related Manuals for Panasonic TX-15PM30T
Summary of Contents for Panasonic TX-15PM30T
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Page 1: Service Manual
ORDER NO. MTV0008150C3 Service Manual Colour Television TX-15PM30T MX-7 Chassis Specifications Power Source : AC AUTO 110-240V, 50/60Hz Video / Audio Terminals : FAV In : Video In 1 Vp-p 75 Power Consumption : 69W Audio In Approx, 400mVrms RAV In : Video In 1 Vp-p 75... -
Page 2: Safety Precautions
WARNING This service literature is designed for experienced repair technicians only and is not designed for use by the general public. It does not contain warning cautions to advise non-technical individuals of potential dangers in attempting to service a product. Product powered by electricity should be serviced or repaired only by experienced professional technicians. - Page 3 Safety Precautions General Guide Lines 1. It is advisable to insert an isolation transformer in the AC supply before servicing this hot chassis. 2. When servicing, observe the original lead dress, especially the lead dress in the high voltage circuits. If a short circuits is found, replace all parts which have been overheated or damaged by the short circuit.
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Page 4: Mx-7 Chassis Block Diagram
X-Radiation Warning : The potential sources of X-Radiation in TV set are the EHT section and the picture tube. When using a picture tube test jig for service, ensure that jig is capable of handling 28.5kV without causing X-Radiation. Note : It is important to use an accurate periodically calibrated high voltage meter. -
Page 6: Service Hints
Service Hints. Service Position for E-Board 1. Remote the back cover. 2. Stand the TV set as shown in fig. 7. 3. Remove the A-Board from the TV set by pulling the main board out as shown in figure 7. Pull out this way Fig.7 Factory mode adjustment :... - Page 7 Adjustment for White Balance Preparation : 1. Receive the white balance pattern and aging should have been performed over 30 minutes. 2. Set the picture menu to to DYNAMIC NORMAL. 3. Degause the CRT face. 4. Fix the CRT colour analyzer receiver unit to CRT face. Adjustment of Low Light.
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Page 8: Adjustment Procedure
Adjustment Procedure Item / Preparation Adjustment Procedure +B Voltage 1. Operate the TV set. Confirm the DC voltage at the indicated test points, as follow : 2. Set control as follow : TPA 12 : 141.2 +- 0.8V TPA 21 : 215 +- 15V Brightness .. - Page 9 Pal Colour 1. Receive the PAL B/G studio colour bar pattern, and adjust local frequency at the best tuned position. 2. Pic Menu : Dynamic Normal , Confirm Contrast - 63 , Sub Contrast - 21. 3. Channel colour set ----------- STD. 4.
- Page 10 Before Colour Purity, Convergence and White Balance adjustment are attempted, V. Height, H. Centre and Focus adjustments must be completed. Colour Purity Convergence 1. Set the Brightness and Contrast controls to 1. Apply a crosshatch pattern signal and their maximum postions. Normalize Contrast control to the 2.
- Page 11 R-B Static Convergence Magnet 25.4 mm Clamp for Convergence & Purity Magnet Purity Magne (RB)-G Static Convergence Magnet Deflection Yoke Fig. 24 Fig. 25 Note : 1. Wedge A,B and C should be inserted following the sequence of 1,2 and 3 shown in Fig.
- Page 23 Important Safety Notice Components identified by mark have special characteristics important for safety. When replacing any of these components, use manufacturer’s specified parts. Note : Printed circuit board assembly with “NLA” is no longer available after production discontinuation of the complete set. Abbreviation of part name and description 1.
- Page 24 M 220OHM,J,1/10W TASA0003 SPEAKER R185 ERJ6GEYJ103 M 10KOHM,J,1/10W TBM4G0659 MODEL NAME PLATE R351 ER0S2CKF1001 M 1KOHM,F, 1/4W TBM4G3008 PANASONIC BADGE R352 ER0S2CKF1001 M 1KOHM,F, 1/4W TBX4G86500A 6 KEY BUTTON R353 ER0S2CKF1001 M 1KOHM,F, 1/4W TBX4G86910 POWER BUTTON R354 ER0S2CKF7870 M 787OHM,F, 1/4W...
- Page 25 R604 ERJ6GEYJ101 M 100OHM,J,1/10W R811 ERJ6GEYJ681 M 680OHM,J,1/10W R605 ERJ6GEYJ101 M 100OHM,J,1/10W R812 ERD75TAJ825 C 8.2MOHM,J, 3/4W R606 ERJ6GEYJ101 M 100OHM,J,1/10W R814 ERJ6GEYJ332 M 3.3KOHM,J,1/10W R607 ERJ6GEYJ103 M 10KOHM,J,1/10W R815 ERJ6GEYJ102 M 1KOHM,J,1/10W R608 ERJ6GEYJ332 M 3.3KOHM,J,1/10W R817 ERG5FJ183H M 18KOHM,J, 5W R609 ERJ6GEYJ332 M 3.3KOHM,J,1/10W R819 ERJ12YJ330U...
- Page 26 R2405 ERJ6GEYJ684 M 680KOHM,J,1/10W C562 ECKD3D681JBP C 680PF, J, 2KV R2406 ERJ6GEYJ334 M 330KOHM,J,1/10W C563 TACDX2E164J E 0.16UF, J,250V R2407 ERJ6GEYJ333 M 33KOHM,J,1/10W C565 ECQP1H223JZ P 0.022UF, J, 50V R2408 ERJ6GEYJ563 M 56KOHM,J,1/10W C570 ECUX1H470JCX 47PF, J, 50V R2410 ERJ6GEYJ473 M 47KOHM,J,1/10W C601 ECEA1CKA101 E 100UF,...
- Page 27 C854 ECQB1H104JM P 0.1UF, L802 EXCELDR35C BEAD CORE C855 ECJ2ZF1C105Z 1UF, Z, 16V L803 EXCELDR35C BEAD CORE C856 ECKR2H151KB5 C 150PF, K,500V L820 EXCELDR35C BEAD CORE C857 EEUFC1C471LB E 470UF, L852 EXCELDR35C BEAD CORE C859 EEUFC1E222E E 2200UF, L856 TLTACT1R5K PEAKING COIL C860 EEUFC1C332E E 3300UF,...
- Page 28 D857 D1FL20UF4063 DIODE Q2403 2SC2412KT TRANSISTOR D862 MTZJ6.2C ZENER DIODE Q2404 2SC2412KT TRANSISTOR D863 MTZJ18B ZENER DIODE Q2405 2SC2412KT TRANSISTOR D865 MTZJ24B ZENER DIODE Q2406 2SC2412KT TRANSISTOR D1101 MA152WKTX DIODE Q2407 2SC2412KT TRANSISTOR D1102 MTZJ5.6A ZENER DIODE OTHERS D1104 LNH201RGRF5 TJS4G9010 CONNECTOR D1105 MTZJ7.5C...