Sharp 26SL72M Service Manual Download

Page: 25 / 28

Ref. No.

Part No.

Description

Code

Ref. No.

Part No.

Description

Code

26SL72M

PWB-A: DUNTKA462WEV7

MAIN UNIT (Continued)

MISCELLANEOUS PARTS

F701 QFS-B4023CEZZ

J Fuse 4A/125V

QFS-B4021GEZZ

FB601 RBLN-0047CEZZ

J Ferrite Bead

FB2002RBLN-0037CEZZ

J Ferrite Bead

FH701 QFSHD1013CEZZ J Fuse Holder

FH702 QFSHD1014CEZZ J Fuse Holder

J1701 QTANJ0340CEZZ X Terminal, Video/Audio-in-1 AG

(Rear)

P303 QPLGN0461CEZZ J Plug, 4-pin(S)

P401 QPLGN0561CEZZ J Plug, 5-pin(GBN)

P601 QPLGN0160FJZZ J Plug, 5-pin(K)

P651 QPLGN0361CEZZ J Plug, 3-pin(TP651-3)

P701 QPLGN0260CEZZ J Plug, 2-pin(M)

P751 QPLGN0461CEZZ J Plug, 4-pin(YBN)

P2001 QPLGN0561CEZZ J Plug, 5-pin(TP2001-5)

RDA501 PRDAR0280PEFW R Heat Sink, for IC501

RDA604 PRDAR0233PEFW R Heat Sink, for Q602

RDA701 PRDAR0265PEFW R Heat Sink, for Q701

TLABN0101GJZZ X Label

LX-BZ3049GEFD

J Screw

LX-BZ3100CEFD

J Screw

LX-TZ3004CEFD

J Screw

PWB-B: DUNTK9510WEV1

CRT UNIT

TRANSISTORS

Q851 VS2SC3198-Y-1

J 2SC3198-Y

Q852 VS2SC3789//2E

J 2SC3789

VS2SC3619LB1E

Q853 VS2SC3198-Y-1

J 2SC3198-Y

Q854 VS2SC3789//2E

J 2SC3789

VS2SC3619LB1E

Q855 VS2SC3198-Y-1

J 2SC3198-Y

Q856 VS2SC3789//2E

J 2SC3789

VS2SC3619LB

Q881 VS2SA1266-Y-1

J 2SA1266-Y

DIODES

D881 VHD1SS119//-1

J Diode

D882 VHD1SS119//-1

J Diode

D884 VHD1SS119//-1

J Diode

COIL

L851 VP-MK820K0000

J Peaking 82

CAPACITORS

[EL.··· Electrolytic]

C851 VCCSPA1HL391J J 390p 50V Ceramic

C852 VCCSPA1HL331J J 330p 50V Ceramic

C853 VCCSPA1HL391J J 390p 50V Ceramic

C854 RC-KZ0024CEZZ J 0.001 2kV

Ceramic

VCKYPB3DE472Z J 0.00472kV

Ceramic

C883 VCEA0A1HW106M J 10

50V EL.

RESISTORS

[M-Ox.··· Metal Oxide]

R851 VRD-RA2BE470J J 47 1/8W

Carbon

R852 VRD-RA2BE181J J 180 1/8W

Carbon

R853 VRD-RA2BE121J J 120 1/8W

Carbon

R855 VRD-RA2BE471J J 470 1/8W

Carbon

R856 VRD-RA2BE221J J 220 1/8W

Carbon

R857 VRS-VV3LB123J

J 12k 3W

M-Ox.

R858 VRD-RM2HD222J J 2.2k 1/2W

Carbon

R859 VRD-RA2BE470J J 47 1/8W

Carbon

R860 VRD-RA2BE181J J 180 1/8W

Carbon

R861 VRD-RA2BE121J J 120 1/8W

Carbon

R863 VRD-RA2BE471J J 470 1/8W

Carbon

R864 VRD-RA2BE221J J 220 1/8W

Carbon

R865 VRS-VV3LB123J

J 12k 3W

M-Ox.

R866 VRD-RM2HD222J J 2.2k 1/2W

Carbon

R867 VRD-RA2BE470J J 47 1/8W

Carbon

R868 VRD-RA2BE181J J 180 1/8W

Carbon

R869 VRD-RA2BE121J J 120 1/8W

Carbon

R871 VRD-RA2BE471J J 470 1/8W

Carbon

R872 VRD-RA2BE221J J 220 1/8W

Carbon

R873 VRS-VV3LB123J

J 12k 3W

M-Ox.

R874 VRD-RM2HD222J J 2.2k 1/2W

Carbon

R881 VRD-RA2BE102J J 1.0k 1/8W

Carbon

R882 VRD-RA2BE331J J 330 1/8W

Carbon

R883 VRD-RA2BE561J J 560 1/8W

Carbon

R884 VRD-RA2BE152J J 1.5k 1/8W

Carbon

R895 VRD-RA2BE470J J 47 1/8W

Carbon

MISCELLANEOUS PARTS

P851 QPLGN0541CEZZ J Plug, 5-pin (GBN)

P852 QPLGN0441CEZZ J Plug, 4-pin (YBN)

SC851 QSOCV0937CEZZ J CRT Socket

PWB-F: DUNTK9831WEV1

AV UNIT

DIODE

D4001 RH-PX0383CEZZ X LED, Power Ind

CAPACITORS

[EL.··· Electrolytic]

C4601 VCEA0A1HW475M J 4.7

50V EL.

RESISTORS

R4501 VRD-RA2BE103J J 10k 1/8W

Carbon

R4503 VRD-RA2BE273J J 27k 1/8W

Carbon

R4504 VRD-RA2BE123J J 12k 1/8W

Carbon

R4505 VRD-RA2BE563J J 56k 1/8W

Carbon

R4506 VRD-RA2BE563J J 56k 1/8W

Carbon

R4508 VRD-RA2BE153J J 15k 1/8W

Carbon

R4509 VRD-RA2BE272J J 2.7k 1/8W

Carbon

R4601 VRD-RA2EE331J J 330 1/4W

Carbon

SWITCHES

S4501 QSW-K0095CEZZ J Power

S4502 QSW-K0095CEZZ J VOL-Down

S4503 QSW-K0095CEZZ J VOL-Up

S4504 QSW-K0095CEZZ J CH-Down

S4505 QSW-K0095CEZZ J CH-Up

S4506 QSW-K0095CEZZ J MENU

MISCELLANEOUS PARTS

J4001 QJAKE0185CEZZ J Audio IN (L)

J4002 QJAKE0184CEZZ J Audio IN (R)

J4003 QJAKE0150CEZZ J Video IN

P4001 QPLGN0541CEZZ J Plug, 5-pin (FA)

P4002 QPLGN0841CEZZ J Plug, 8-pin (FA)

RMC4601

RRMCU0235CEZZ J R/C Receiver

QCNW-0104GJZZ X Connecting Cord

QCNW-0105GJZZ X Connecting Cord

WIRE(FA)

WIRE(FB)

PWB-B: DUNTK9510WEV1

CRT UNIT(Continude)

Summary of Contents for 26SL72M

Page 1: ...subject to change without notice CONTENTS MODEL ELECTRICAL SPECIFICATIONS POWER INPUT 120 V AC 60 Hz POWER RATING 100 W PICTURE SIZE 2 032cm2 315sq inch CONVERGENCE Magnetic SWEEP DEFLECTION Magnetic FOCUS Hi Bi Potential Electrostatic INTERMEDIATE FREQUENCIES Picture IF Carrier Frequency 45 75 MHz Sound IF Carrier Frequency 41 25 MHz Color Sub Carrier Frequency 42 17 MHz Nominal AUDIO POWER 1 5 W...

Page 2: ...try and also under certain conditions may produce radiation in exceeding of desirable levels 4 When the high voltage regulator is operating properly there is no possibility of an X radiation problem Every time a color chassis is serviced the brightness should be tested while monitoring the high voltage with a meter to be certain that the high voltage does not exceed the specified value and that it...

Page 3: ...15 F capacitor in series with all exposed metal cabinet parts and a known earth ground such as electrical conduit or electrical ground connected to earth ground Use an AC voltmeter having with 5000 ohm per volt or higher sensitivity to measure the AC voltage drop across the resistor For continued protection replacement parts must be identical to those used in the original circuit The use of substi...

Page 4: ...d The degree of illumination will decrease with time and depending on the temperature The time needed to charge the phosphorescent display will vary depending on the surrounding lighting Sunlight and fluorescent lighting are the most effective when charging the display POWER Press On Press again Off REMOTE KEYPAD Accesses any channel from keypad FLASHBACK Returns to previous channel PERSONAL PREFE...

Page 5: ...tion of the horizontal oscillator does not stop in step 5 the circuit must be repaired before the set is returned to the customer HIGH VOLTAGE CHECK High voltage is not adjustable but must be checked to verify that the receiver is operating within safe and efficient design limitations as specified checks should be as follows 1 Connect an accurate high voltage meter between ground and anode of pict...

Page 6: ...eo adjustment menu to ensure customer control are in their proper reset position 2 Service number selection In the service mode you will see the window screen as window There are 4 adjustment categories DEF SIGNAL FEATURE FIX VALUE as show in Figure A Press CH UP DOWN button for selection and enter by VOL UP or VOL DOWN Press CH UP DOWN button to select the adjustment item and VOL UP DOWN to adjus...

Page 7: ...D 19 F16 FLT SYS 00 07 01 01 F17 KILLER OP 00 07 02 02 F18 Y PRI 00 03 00 00 F19 CORING 00 07 04 04 F20 DC REST 00 03 02 02 F21 BS START 00 03 01 01 F22 BS GAIN 00 03 01 01 F23 ABL START 00 07 00 00 F24 R B ANGLE 00 0F 08 08 F25 H BLK R 00 0F 03 03 F26 H BLK L 00 0F 00 00 SERVICE POSITION ADJUST ITEM DATA RANGE INITIAL VALUE Hex Table A Below are the ranges and initial values for each adjustment a...

Page 8: ... S02 VIDEO LEVEL 00 07 03 S03 Y MUTE 00 03 00 01 Y MUTE 02 V STOP Y MUTE 03 Activate color killer circuit S04 SUB BIAS 00 FF 30 Must be 30 S05 R BIAS 00 FF 00 S06 G BIAS 00 FF 00 S07 B BIAS 00 7F 00 S08 R DRIVE 00 7F 53 S09 B DRIVE 00 7F 53 S10 CONTRAST 00 7F 5A S11 TINT 00 7F 40 S12 COLOR 00 7F 40 S13 BRIGHTNESS 00 7F 40 SERVICE POSITION ADJUST ITEM DATA RANGE INITIAL VALUE ADJUSTMENT CONTENTS No...

Page 9: ...level 00 2 35 Vdc GND 4 Select the service adjustment S03 and set the data value to 01 to turn off the luminance signal Y mute 5 Select the service adjustment S13 and adjust the data value to obtain 2 35 volts as shown in Figure B 6 Adjust the master screen control until the raster darkens to the point where raster is barely seen 7 Adjust the service adjustment S05 red S06 green S07 blue to obtain...

Page 10: ...ltmeter is minimum 5 Receive the following composite stereo signal 2 Stereo signal 30 modulation left channel only noise reduction on 3kHz 6 Enter the service mode and select the service adjustment M05 7 Adjust the data until the AC voltage reading of the rms voltmeter is minimum 8 Take the above steps 1 thru 7 again for fine adjustment Vertical Size V Linearity and V S Correction Adjustments 1 Re...

Page 11: ...11 6 5 4 3 2 1 A B C D E F G H 26SL72M CHASSIS LA YOUT PWB A PWB B P2501 FB HA P1401 ...

Page 12: ...12 6 5 4 3 2 1 A B C D E F G H 26SL72M BLOCK DIAGRAM ...

Page 13: ...normal picture unless otherwise indicated 2 All voltages measured with 1000m V B W or Color signal WAVEFORM MEASUREMENT CONDITIONS 1 Photographs taken on a standard gated color bar signal the tint setting adjusted for proper color The wave shapes at the red green and blue cathodes of the picture tube depend on the tint color level and picture control 2 indicates waveform check points See chart wav...

Page 14: ...15 26SL72M 14 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN 1 Unit ...

Page 15: ...17 26SL72M 16 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN 2 Unit ...

Page 16: ...18 6 5 4 3 2 1 A B C D E F G H 26SL72M SCHEMATIC DIAGRAM CRT Unit ...

Page 17: ...19 6 5 4 3 2 1 A B C D E F G H 26SL72M PRINTED WIRING BOARD ASSEMBLIES PWB B CRT Unit Wiring Side ...

Page 18: ...20 6 5 4 3 2 1 A B C D E F G H 26SL72M PWB A MAIN Unit Wiring Side N 1 ...

Page 19: ...21 6 5 4 3 2 1 A B C D E F G H 26SL72M PWB A MAIN Unit Chip Parts Side ...

Page 20: ...P Parts Distributor to order For location of SHARP Parts Distributor Please call Toll Free 1 800 BE SHARP MARK SPARE PARTS DELIVERY SECTION MARK X RAY RELATED PARTS PWB A DUNTKA462WEV7 MAIN Unit PWB B DUNTK9510WEV1 CRT Unit PWB A DUNTKA462WEV7 MAIN UNIT TUNER NOTE THE PARTS HERES SHOWN ARE SUPPLIED AS AN ASSEMBLY BUT NOT INDEPENEDENTLY TU51 VTUVTST5UF770 R Tuner AZ or VTUENV56D82 1 INTEGRATED CIRC...

Page 21: ...702 RH DX0154CEZZ J Diode AC or RH DX0490CEZZ or RH DX0279CEZZ D703 RH DX0154CEZZ J Diode AC or RH DX0490CEZZ or RH DX0279CEZZ D704 RH DX0154CEZZ J Diode AC or RH DX0490CEZZ or RH DX0279CEZZ D707 VHD1SS119 1 J Diode AB or VHD1SS244 1 D708 VHD1SS119 1 J Diode AB or VHD1SS244 1 D709 RH DX0229CEZZ J Diode AF D712 VHDD1NS4 1 J Diode AE or RH DX0302CEZZ or RH DX0468CEZZ or RH DX0513CEZZ or RH DX0487CEZ...

Page 22: ...G C612 VCFPVC2DB514J X 0 51 200V M Poly AF C632 VCKYCY1EB153K J 0 015 25V Ceramic AA C633 VCEA0A1AW337M X 330 10V EL AE C634 VCKYCY1HF103Z J 0 01 50V Ceramic AA C635 VCEA0A1HW105M J 1 0 50V EL AB C637 VCEA0A1CW476M J 47 16V EL AB C652 VCEA0A1HW475M J 4 7 50V EL AB C653 VCEA0A1HW105M J 1 0 50V EL AB C654 VCFYSA1HB184J J 0 18 50V Mylar AB C662 VCEA0A1CW477M J 470 16V EL AC C701 RC FZ037SCEZZ J 0 22 ...

Page 23: ...JF000J J 0 1 16W M Ox AA R220 VRS CY1JF331J J 330 1 16W M Ox AA R301 VRS CY1JF102J J 1 0k 1 16W M Ox AA R302 VRS CY1JF152J J 1 5k 1 16W M Ox AA R304 VRS CY1JF102J J 1 0k 1 16W M Ox AA R305 VRS CY1JF152J J 1 5k 1 16W M Ox AA R306 VRS CY1JF333J J 33k 1 16W M Ox AA R308 VRS CY1JF101J J 100 1 16W M Ox AA R354 VRS CY1JF103J J 10k 1 16W M Ox AA R355 VRS CY1JF000J J 0 1 16W M Ox AA R357 VRS CY1JF822J J 8...

Page 24: ... 10k 1 16W M Ox AA R2032 VRD RA2BE471J J 470 1 8W Carbon AA R2033 VRD RA2BE684J J 680k 1 8W Carbon AA R2034 VRS CY1JF684J J 680k 1 16W M Ox AA R2040 VRD RA2BE102J J 1 0k 1 8W Carbon AA R2041 VRD RA2BE333J J 33k 1 8W Carbon AA R2042 VRS CY1JF101J J 100 1 16W M Ox AA R2043 VRD RA2BE101J J 100 1 8W Carbon AB R2044 VRS CY1JF683J J 68k 1 16W M Ox AA R2045 VRD RA2BE101J J 100 1 8W Carbon AB R2047 VRS CY...

Page 25: ...BE221J J 220 1 8W Carbon AA R857 VRS VV3LB123J J 12k 3W M Ox AB R858 VRD RM2HD222J J 2 2k 1 2W Carbon AA R859 VRD RA2BE470J J 47 1 8W Carbon AA R860 VRD RA2BE181J J 180 1 8W Carbon AA R861 VRD RA2BE121J J 120 1 8W Carbon AA R863 VRD RA2BE471J J 470 1 8W Carbon AA R864 VRD RA2BE221J J 220 1 8W Carbon AA R865 VRS VV3LB123J J 12k 3W M Ox AB R866 VRD RM2HD222J J 2 2k 1 2W Carbon AA R867 VRD RA2BE470J ...

Page 26: ...3 HBDGB3141CESA X Badge SHARP AG 1 4 JBTN 0106GJSB X Button Power 1 5 MSPRC0005PEFW R Spring for Power Button AB 1 6 GDORF0102GJSC X Door 1 7 PKAi 0002PE00 R Door Latch AG 1 8 HiNDP0001GJZZ X Indication Plate 2 GCABB0137GJKA Rear Cabinet ACC701QACCD3064CESA R AC Cord AN QCNW 0132GJZZ X Connecting Cord QCNW 0104GJZZ X Connecting Cord QCNW 0105GJZZ X Connecting Cord QCNW 0167MEZZ Connecting Cord AE ...

Page 27: ...RK Not replacement items FRONT Buffer Material Polyethylene Sheet Polyethylene Bag Operation Manual Infrared R C Unit Batteries REAR Use tape to fix the top side of packing case Use 12 staples to fix the bottom side of packing case Bar Code Label ...

Page 28: ...ieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher SHARP ELECTRONICA MEXICO S A DE C V Blvd SHARP No 3510 Parque Industrial Rosarito Playas de Rosarito B C 22710 D JAPAN P SEMEX TQ1104 S May 2001 Printed in Japan MI KG ...

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