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32UF5

SHARP CORPORATION

This document has been published to be used for after
sales service only.
The contents are subject to change without notice.

In the interests of user-safety (Required by safety regulations in some countries ) the set should be restored to its
original condition and only parts identical to those specified should be used.

COLOR TELEVISION

Chassis No. GB-3U

Page

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 ELECTRICAL SPECIFICATIONS ......................................................................................................... 1

»

 IMPORTANT SERVICE SAFETY PRECAUTION ................................................................................. 2

»

 LOCATION OF USER'S CONTROL ..................................................................................................... 4

»

 INSTALLATION AND SERVICE INSTRUCTIONS ................................................................................ 6

»

 SERVICE ADJUSTMENT ..................................................................................................................

..

.

9

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 CHASSIS LAYOUT ............................................................................................................................. 13

»

 BLOCK DIAGRAM .............................................................................................................................. 1

4

»

 DESCRIPTION OF SCHEMATIC DIAGRAMS & WAVEFORMS ........................................................

12

»

 SCHEMATIC DIAGRAMS ................................................................................................................... 1

5

»

 PRINTED WIRING BOARD ASSEMBLIES ........................................................................................

26

»

 REPLACEMENT PARTS LIST ............................................................................................................ 39

»

 PACKING OF THE SET ......................................................................................................................

41

CONTENTS

SPEAKER

SIZE ........................................................ 12 x 6 cm oval (2 pcs.)

VOICE COIL IMPEDANCE ............................... 8 ohm at 400 Hz

ANTENNA INPUT IMPEDANCE

VHF/UHF ..................................................... 75 ohm Unbalanced

TUNING RANGES

VHF-Channels ............................................................... 2 thru 13

UHF-Channels ............................................................ 14 thru 69

CATV Channels ........................................................... 1 thru 125

(EIA, Channel Plan U.S.A.)

POWER INPUT ..................................................... 120V AC, 60 Hz

POWER RATING .................................................................. 160W

PICTURE SIZE ........................................... 3074 cm

(476sq 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

OUTPUT RATING .............. 5.0W + 5.0W (at 10% distortion and

Dual CH Operate)

Specifications are subject to change without

prior notice.

ELECTRICAL SPECIFICATIONS

MODELS

SERVICE MANUAL

32UF5

Summary of Contents for 32UF5

Page 1: ...C DIAGRAMS 15 PRINTED WIRING BOARD ASSEMBLIES 26 REPLACEMENT PARTS LIST 39 PACKING OF THE SET 41 CONTENTS SPEAKER SIZE 12 x 6 cm oval 2 pcs VOICE COIL IMPEDANCE 8 ohm at 400 Hz ANTENNA INPUT IMPEDANCE VHF UHF 75 ohm Unbalanced TUNING RANGES VHF Channels 2 thru 13 UHF Channels 14 thru 69 CATV Channels 1 thru 125 EIA Channel Plan U S A POWER INPUT 120V AC 60 Hz POWER RATING 160W PICTURE SIZE 3074 cm...

Page 2: ...tage with a meter to be certain that the high voltage does not exceed the specified value and that it is regulating correctly 5 Do not use a picture tube other than that specified or make unrecommended circuit modifications to the high voltage circuitry 6 When trouble shooting and taking test measurements on a receiver with excessive high voltage avoid being unnecessarily close to the receiver Do ...

Page 3: ...vers or shields isolation resistor capacity networks mechanical insulators etc 3 To be sure that no shock hazard exists check for leakage current in the following manner Plug the AC cord directly into a 120 volt AC outlet Do not use an isolation transformer for this test Using two clip leads connect a 1 5k ohm 10 watt resistor paralleled by a 0 15µF capacitor in series with all exposed metal cabin...

Page 4: ...e buttons VOLUME UP DOWN Increases sound Decreases sound In menu mode changes or selects the TV adjustments MENU Press Accesses MAIN MENU Press again Exits MAIN MENU CATV DVD TV VCR MODE SELECT SWITCH In TV VCR position sends power and channel select commands Channel up down and RandomAccess buttons to the TV and VCR control In CA TV DVD position sends power and channel select commands to a cable ...

Page 5: ...rizontal 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 picture tube 2 Ope...

Page 6: ...e video adjustment menu to ensure customer controls are in their proper reset position 2 Service number selection Once in the service mode press the Ch up or Ch down button on the remote controller or at the set The service adjustment number will vary in increments of one from V01 to P08 Select the item you wish to adjust 3 Data number selection Press the Vol up or Vol down button to adjust the da...

Page 7: ...COMPONENT 64 255 00h FFh 64 40h Component Input V47 G CUT OFF COMPONENT 64 255 00h FFh 64 40h Component Input V48 B CUT OFF COMPONENT 64 255 00h FFh 64 40h Component Input V49 G R DRIVE COMPONENT 0 127 00h 7Fh 64 40h Component Input V50 B DRIVE COMPONENT 0 127 00h 7Fh 64 40h Component Input V51 SHARP COMPONENT 0 63 00h 3Fh 44 2Ch Component Input 2C V52 TINT S 0 127 00h 7Fh 62 3Eh Component Input 3...

Page 8: ...OLUME 0 50 00h 32h 36 24h 24 EX2 CC POSITION 0 127 00h 7Fh 27 1Bh 1C EX3 INT 0 255 00h FFh 122 7Ah Interrupt period adjustment 7A EX4 A ATT 0 127 00h 7Fh 90 5Ah 5A EX5 TUNER data 0 3 00h 03h 0 00h 00 EX6 Think chip Slice LEVEL 0 255 00h FFh 54 36h 12 EX7 RLY DELAY TIME 0 255 00h FFh 0 00h For the power control 00 EX8 ADG ON TIME 0 255 00h FFh 10 0Ah For the power control 0A B SPECIAL SETTING SERVI...

Page 9: ...to obtain normal brightness range A B White Balance Adjustment 1 Receive a good local channel 2 Enter the service mode and select the service adjustment V03 and set to 00 minimum color Record original data code under adjustment V03 before changing V03 does not have to be adjusted if you selected a B W picture or monoscope pattern 3 Alternately adjust the service adjustment data of V09 and V10 unti...

Page 10: ...MP Base waveform in step TP47B LEVEL Note Aging for 10 min before adjustment After the adjustment of V center and V size re adjustment for this V line Vertical Phase Adjustment SCREEN FORMAT 4 3 1 Enter the service mode and input data of 00h on D01 2 Adjust D18 data value so that picture is centered SCREEN FORMAT 16 9 3 Input data of 00h on D20 4 Input data of D34 same as D18 data Horizontal Posit...

Page 11: ...lter Adjustment 1 Feed the following stereo pilot signal to pin 14 of IC3001 at C3005 open Stereo pilot signal 9 4kHz 600mVrms 2 Enter the service mode and select the service adjustment M03 3 Adjust the data until OK appears in position on the screen Make sure the OK is displayed almost at the center of the data range Separation Adjustment 1 Input SIGNAL 1 and vary the M04 bus data to get the mini...

Page 12: ...ormal picture unless otherwise indicated 2 All voltages measured with 1000µ 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 wave...

Page 13: ...13 CHASSIS LAYOUT 32UF5 32UF5 ...

Page 14: ...14 BLOCK DIAGRAM 32UF5 4001 4001 4001 4001 32UF5 ...

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Page 26: ...26 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Components Side PRINTED WIRING BOARD ASSEMBLIES 32UF5 ...

Page 27: ...27 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Chip Parts Side 32UF5 ...

Page 28: ...28 6 5 4 3 2 1 A B C D E F G H PWB C 3 LINE Y C Unit Wiring Side PWB B CRT Unit Wiring Side PWB C 3 LINE Y C Unit Chip Parts Side 32UF5 ...

Page 29: ...29 6 5 4 3 2 1 A B C D E F G H PWB H DF MODULE Unit Wiring Side 32UF5 ...

Page 30: ...30 6 5 4 3 2 1 A B C D E F G H PWB F CONTROL Unit 32F631 ONLY Wiring Side 32UF5 ...

Page 31: ...TEA1507P N1 AF å IC703 VHiSE135N F X I C AD IC751 VHiPQ09RD11 1 X PQ09RD11 AD IC900 VHiCXA2089Q 2Y X CXA2089Q 6T AK IC1403 VHiPQ05RD11 1 X PQ05RD11 AD IC2001 RH iXA418WJZZQ X TMP88CS38BFG AN IC2040 VHiKiA7045A 1 X KIA7045AP AB IC2101 VHiBR2416E2 1 X BR24C16F AD IC3001 VHiCXA2074Q 1 X CXA2074Q AN TRANSISTORS Q201 VS2SC2735 1E X 2SC2735 AB Q361 VS2SB709AR 1 X 2SB709AR AB Q401 VS2SD601AR 1 X 2SD601AR...

Page 32: ...50V Ceramic AA C59 VCKYPA1HF103Z X 0 01 50V Ceramic AA C101 VCEA0A0JW108M X 1000 6 3V Electrolytic AB C103 VCEA0A1CW108M X 1000 16V Electrolytic AB C201 VCKYCY1HB102K X 1000p 50V Ceramic AA C202 VCKYCY1HB103K X 0 01 50V Ceramic AA C203 VCKYCY1HB102K X 1000p 50V Ceramic AA C223 VCKYCY1CF104Z X 0 1 16V Ceramic AA C224 VCEA0A1HW474M X 0 47 50V Electrolytic AB C225 VCKYCY1CF104Z X 0 1 16V Ceramic AA C...

Page 33: ...A0A1HW224M X 0 22 50V Electrolytic AB C804 VCKYCY1CF104Z X 0 1 16V Ceramic AA C805 VCEA0A0JW108M X 1000 6 3V Electrolytic AB C806 VCKYCY1CF104Z X 0 1 16V Ceramic AA C807 VCKYCY1CF104Z X 0 1 16V Ceramic AA C808 VCKYCY1CF104Z X 0 1 16V Ceramic AA C809 VCKYCY1CF104Z X 0 1 16V Ceramic AA C810 VCEA0A1CW477M X 470 16V Electrolytic AB C812 VCQYTA1HM104J X 0 1 50V Mylar AB C901 VCKYCY1HB103K X 0 01 50V Ce...

Page 34: ... X 68k 1 16W Metal Oxide AA R410 VRS CY1JF473J X 47k 1 16W Metal Oxide AA R411 VRS CY1JF102J X 1k 1 16W Metal Oxide AA R412 VRS CY1JF101J X 100 1 16W Metal Oxide AA R413 VRS CY1JF101J X 100 1 16W Metal Oxide AA R414 VRS CY1JF000J X 0 1 16W Metal Oxide AA R415 VRS CY1JF000J X 0 1 16W Metal Oxide AA R422 VRS CY1JF000J X 0 1 16W Metal Oxide AA R430 VRS CY1JF391J X 390 1 16W Metal Oxide AA R431 VRS CY...

Page 35: ...bon AA R907 VRS CY1JF152J X 1 5k 1 16W Metal Oxide AA R908 VRS CY1JF102J X 1k 1 16W Metal Oxide AA R910 VRD RA2BE102J X 1k 1 8W Carbon AA R911 VRS CY1JF683J X 68k 1 16W Metal Oxide AA R912 VRS CY1JF223J X 22k 1 16W Metal Oxide AA R913 VRS CY1JF332J X 3 3k 1 16W Metal Oxide AA R914 VRS CY1JF152J X 1 5k 1 16W Metal Oxide AA R915 VRS CY1JF102J X 1k 1 16W Metal Oxide AA R916 VRS CY1JF683J X 68k 1 16W ...

Page 36: ... VRS CY1JF104J X 100k 1 16W Metal Oxide AA R3005 VRS CY1JF623J X 62k 1 16W Metal Oxide AA R3007 VRS CY1JF332J X 3 3k 1 16W Metal Oxide AA R3008 VRS CY1JF302J X 3k 1 16W Metal Oxide AA R3010 VRS CY1JF392J X 3 9k 1 16W Metal Oxide AA R3017 VRS CY1JF102J X 1k 1 16W Metal Oxide AA R3018 VRS CY1JF102J X 1k 1 16W Metal Oxide AA R3019 VRS CY1JF101J X 100 1 16W Metal Oxide AA R3024 VRD RA2BE102J X 100 1 1...

Page 37: ...1 8W Carbon AA R1515 VRD RA2BE820J X 82 1 8W Carbon AA R1516 VRD RA2BE820J X 82 1 8W Carbon AA R1517 VRD RA2BE122J X 1 2k 1 8W Carbon AA R1518 VRD RA2BE683J X 68k 1 8W Carbon AA R1519 VRD RA2BE123J X 12k 1 8W Carbon AA R1520 VRD RA2BE683J X 68k 1 8W Carbon AA R1521 VRD RA2BE122J X 1 2k 1 8W Carbon AA R1525 VRD RA2EE560J X 56 1 4W Carbon AA R1526 VRD RA2EE560J X 56 1 4W Carbon AA R1527 VRD RM2HD1R5...

Page 38: ...R C4001 VCEA0A1HW476M X 47 50V Electrolytic AB RESISTORS R4001 VRD RA2BE470J X 47 1 8W Carbon AA R4006 VRD RA2BE822J X 8 2k 1 8W Carbon AA R4007 VRD RA2BE822J X 8 2k 1 8W Carbon AA R4009 VRD RA2BE183J X 18k 1 8W Carbon AA R4011 VRD RA2BE183J X 18k 1 8W Carbon AA R4020 VRD RA2BE750J X 75 1 8W Carbon AA SWITCHES S4001 QSW KA003WJZZ X Switch POWER AB S4002 QSW KA003WJZZ X Switch MENU AB S4003 QSW KA0...

Page 39: ...W X Heat Sink for Q1680 AB SG1681 QSPGH0025CEZZ X Spark Gap AB P3004 QPLGN0242CEZZ X Plug 2Pin TP3001 3002 AA P3006 QPLGZ0610CEZZ X Plug 6Pin AB P3007 QPLGZ0610CEZZ X Plug 6Pin AB MISCELLANEOUS PARTS SP1 SP2 VSP1206PB648A X Speaker 32UF5 AG QCNW A475WJZZ X Connecting Cord 32UF5 AC QCNW B175WJZZ X Connecting Cord AC QCNW B176WJZZ X Connecting Cord AC QCNW B177WJZZ X Connecting Cord AC QCNW B178WJZZ...

Page 40: ...5 1 CCABA0176WEH3 X Front Cabinet Ass y BH 1 1 Not Available Front Cabinet 1 2 HBDGB3141CESA X Badge AD 1 3 HDECQ0105GJKA X Decration Plate AF 1 4 JBTN 0128GJKA X Button AC 1 5 GDORF0105GJKC X Door AE 1 6 HiNDPA433WJSA X Indicator AC 1 7 HDECQ0104GJKA X Decration Plate AF 1 8 JBTN 0129GJKA X Button AB 2 CCABB0160WEH0 X Rear Cabinet BB 32UF5 ...

Page 41: ...ARK 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 32UF5 ...

Page 42: ...ns electronic mechanical photocopying recording or otherwise without prior written permission of the publisher SHARP ELECTRONICA MEXICO S A DE C V Quality Reliability Control Center Blvd SHARP No 3510 Parque Industrial Rosarito Playas de Rosarito México B C 22710 QRC0008 U June 2003 J B Design and Production Information Design base JAPAN Production SEMEX Modify SEMEX 32UF5 ...

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