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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE SERVICE MANUAL COLOUR TELEVISION 52106 2003 AV-28X37SUE, AV-28X37HKE, BASIC CHASSIS AV-28X35HKE, AV-28X37HIE, AV-28H35SUE, AV-28H35BUE, AV-28X35HUE MENU <RM-C50H> AV-28X35HKE AV-28X37SUE <RM-C54H> AV-28H35SUE AV-28X37HKE <RM-C55H> AV-28H35BUE AV-28X37HIE AV-28X35HUE TABLE OF CONTENTS PRECAUTIONS ............... 1-4 SPECIFIC SERVICE INSTRUCTIONS .
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE SPECIFICATION Content Item AV-28H35SUE AV-28X37SUE AV-28X37HKE AV-28X37HIE AV-28H35BUE AV-28X35HUE AV-28X35HKE Dimensions ( W x H x D ) 85.4cm x 50.8cm x 49cm 85.4cm x 50.8cm x 49.3cm Mass 36.3kg 39.0kg TV RF System...
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE 21-pin Euro connector (SCART) : EXT-1/EXT-2/EXT-3 PinNo. Signal Designation Matching Value EXT-1 EXT-2 PinNo. EXT-3 AUDIO R output 500mV(rms) (Nominal), Used (TV OUT) Used (LINE OUT) Low impedance AUDIO R input 500mV(rms) (Nominal),...
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE SECTION 1 PRECAUTIONS 1.1 SAFETY PRECAUTIONS [EXCEPT FOR UK] and connecting the other end of the lead through a 10k 2W resistor to the anode button. (1) The design of this product contains special hardware, (8) When service is required, observe the original lead dress.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE 1.2 SAFETY PRECAUTIONS [FOR UK] (1) The design of this product contains special hardware and many circuits and components specially for safety purposes. For continued protection, no changes should be made to the original design unless authorized in writing by the manufacturer.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE 2.3 DISASSEMBLY PROCEDURE 2.3.1 REMOVING THE REAR COVER 2.3.8 CHECKING THE PW BOARD (1) Unplug the power cord. • To check the back side of the PW Board. (2) Remove the 13 screws [A] as shown in the Fig. 1.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE ( x 2) FRONT CABINET ( x 4) CRT SOCKET SPEAKER SPEAKER ADAPTER FRONT POWER & CLAW CONTROL DEF. PWB CHASSIS BASE AV TERMINAL BOARD MAIN PWB MICOM CLAW AV SW ( x 3)
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE 2.3.10 REMOVING THE CRT CRT CHANGE TABLE Note: • Replacement of the CRT should be performed by 2 or more persons. • After removing the REAR COVER, CHASSIS etc., APPROX. (1) Putting the CRT change table on soft cloth, the CRT...
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE 2.4 REPLACEMENT OF MEMORY IC 2.4.1 MEMORY IC This TV use memory IC. In the memory IC, there are memorized data for correctly operating the video and deflection circuits. When replacing memory IC, be sure to use IC written with the initial values of data.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE 2.4.3 SETTING VALUES OF SYSTEM CONSTANT SET (TABLE 1) Setting value AV-28X37SUE Setting item Setting content AV-28X35HUE AV-28X37HKE AV-28X37HIE AV-28H35SUE AV-28X35HKE AV-28H35BUE DESTINATION CRT TYPE 16:9 16:09 16:09 16:09 PICTURE TILT POWER BASS...
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE 2.4.5 SERVICE MENU SETING ITEMS (TABLE 3) Setting item Setting value Setting item Setting value 1. IF 1. VCO 5. VSM PRESET BRIGHT/SOFT/STD COOL/WARM/NOMAL 2. ATT ON/OFF 1.CONT. 1.WDR R 2.BRIGHT 2.WDR G 3.SHARP...
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE 2.5 REPLACEMENT OF CHIP COMPONENT 2.5.1 CAUTIONS (1) Avoid heating for more than 3 seconds. (2) Do not rub the electrodes and the resist parts of the pattern. (3) When removing a chip part, melt the solder adequately.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE SECTION 3 ADJUSTMENT 3.1 ADJUSTMENT PREPARATION (1) There are 2 ways of adjusting this TV : One is with the REMOTE CONTROL UNIT and the other is the conventional method using adjustment parts and components.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE 3.3 ADJUSTMENT LOCATIONS FRONT CONTROL PWB SIDE CONTROL PWB FRONT POWER POWER D8801 IC8851 F8901 LF8901 POWER CORD FRONT MAIN PWB POWER&DEF PWB MICOM / 100Hz IC941 CN003 IC701 AV JACK PWB CN004...
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE 3.4 BASIC OPERATION OF SERVICE MENU 3.4.1 TOOL OF SERVICE MENU OPERATION Operate the SERVICE MENU with the REMOTE CONTROL UNIT. 3.4.2 SERVICE MENU ITEMS With the SERVICE MENU, various adjustments can be made, and they are broadly classified in the following items of settings.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE SERVICE MENU SERVICE MENU 1. IF 2. V/C 3. AUDIO 4. DEF 5. VSM PRESET 6. STATUS 8. SURROUND 9. SHIPPING (OFF) 0. BUS FREE 1-9 : SELECT : EXIT 4. DEF 1.IF(VCO)
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE (3) METHOD OF SETTING 1) METHOD OF SETTING 1.IF [1.VCO] : It must not adjust without signal. Function (a) [1] Select 1.IF (b) [1] Select 1.VCO (CW) Make sure that the arrow position between the ABOVE REF and BELOW REF.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE 3.5 ADJUSTMENTS PROCEDURE 3.5.1 CHECK ITEM Measuring Item Test point Adjustment part Description instrument B1 POWER Signal X connector [2.V/C] (1) Receive a any broadcast. SUPPLY generator TP-91(B1) 1.RGB BLK (2) Select the FULL mode.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE 3.5.2 FOCUS ADJUSTMENT Measuring Item Test point Adjustment part Description instrument FOCUS Signal FOCUS VR (1) Receive a cross-hatch signal. adjustment generator [In HVT] (2) Select the FULL mode. (3) While watching the screen, adjust the FOCUS VR to make the vertical and horizontal lines as fine and sharp as possible.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE 3.5.4 VIDEO CIRCUIT ADJUSTMENT The setting (adjustment) using the REMOTE CONTROL UNIT is made on the basis of the initial setting values. The setting values which adjust the screen to the optimum condition can be different from the initial setting values.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE Measuring Item Test point Adjustment part Description instrument WHITE Signal [2. V/C] • Set the PICTURE MODE to NORMAL. BALANCE generator 2.CUTOFF R (1) Receive a black and white signal (colour off). adjustment 3.CUTOFF G...
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE Measuring Item Test point Adjustment part Description instrument SUB COLOUR ll Signal TP-47B [2.V/C] [Method of adjustment using measuring instrument] adjustment generator TP-E( ) 10.COLOUR PAL COLOUR: [CRT (PAL/SECAM/NTSC) (1) Receive a PAL full field colour bar signal (75%...
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE Measuring Item Test point Adjustment part Description instrument SUB HUE l Remote [2.V/C] [Method of adjustment without measuring instrument] adjustment control unit 11.HUE NTSC 3.58 HUE: (1) Input a NTSC 3.58MHz COMPOSITE VIDEO signal (full field colour bar with 75% white) from the EXT terminal.
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3.5.5 DEFLECTION CIRCUIT ADJUSTMENT There are 4 aspect modes ( 1.FULL, 2.PANORAMIC, 3.SUBTITLE, 4.COMPRES) of the adjustment. Depending upon the kind of signals ( Vertical frequency 100Hzi / 60Hzp: AV-28X37SUE/AV-28X37HIE/AV-28X37HKE/AV-28X35HUE/ AV-28X35HKE, 100Hzi / 120Hzi: AV-28H35SUE/AV-28H35BUE). 100Hzi is a signal that is output to a screen when a 50Hz signal is input to a television set. It is an interlace-scanned picture of 100Hz.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE NOTE : • Do not adjust PANORAMIC & SUBTITLE mode. • At first the adjustment in 50Hz FULL mode should be done, then the data for the other aspect mode is corrected in the respective value at the same time.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE Measuring Item Test point Adjustment part Description instrument H. POSITION Signal [4.DEF] • Set the FULL mode. adjustment generator 3.H-CENT (1) Receive a circle pattern signal. (2) Select 3.H-CENT and set the initial setting value.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE Measuring Item Test point Adjustment part Description instrument TRAPEZIUM Signal [4.DEF] • Set the FULL mode. adjustment generator 5.TRAPEZ (1) Receive a cross-hatch signal. (2) Select 5.TRAPEZ. Remote (3) Set the initial setting value of 5.TRAPEZ.
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AV-28X37SUE AV-28X37HKE AV-28X35HKE AV-28X37HIE AV-28H35SUE AV-28H35BUE AV-28X35HUE Measuring Item Test point Adjustment part Description instrument Signal [4.DEF] • In case where there is a bow-shaped distortion of adjustment generator 12.BOW images on the screen. • Set the FULL mode. Remote (1) Select 12.BOW.
AV-28X35HKE AV-28H35SUE AV-28H35BUE AV-28X35HUE AV-28X37SUE AV-28X37HKE AV-28X37HIE PARTS LIST CAUTION The parts identified by the symbol are important for the safety . Whenever replacing these parts, be sure to use specified ones to secure the safety. The parts not indicated in this Parts List and those which are filled with lines --- in the Parts No. columns will not be supplied.
101 LC31201-005A-U POWER KNOB H35BUE 101 LC31201-003A-U POWER KNOB H35SUE / X35HKE / X35HUE AEM3149-001-E SPRING [AV-28X37SUE / AV-28X37HKE / AV-28X37HIE] Ref.No. Part No. Part Name Description Local LC41522-001B JVC MARK X37HIE / X37HKE LC41522-002B JVC MARK...
AV-28X35HKE AV-28H35SUE AV-28H35BUE AV-28X35HUE AV-28X37SUE AV-28X37HKE AV-28X37HIE EXPLODED VIEW PARTS LIST -2 Ref.No. Part No. Part Name Description Local V01 W66ERF022X044 Included def.yoke, PC magnet L01 QQW0168-001 DEG COIL T551 QQH0155-001 FB TRANSF LC30628-002A DEG CLAMP...
AV-28X35HKE AV-28H35SUE AV-28H35BUE AV-28X35HUE AV-28X37SUE AV-28X37HKE AV-28X37HIE EXPLODED VIEW -2 CRT SOCKET PWB FRONT CONTROL PWB T551 AV JACK PWB SIDE 100Hz PWB CONTROL MAIN PWB (No.52106)3-5...
AV-28X37SUE AV-28X37HKE AV-28X37HIE PRINTED WIRING BOARD PARTS LIST Ref No. [AV-28H35BUE / AV-28H35SUE / AV-28X35HUE / Part No. Part Name Description Local AV-28X37HIE / AV-28X37SUE] D701 MA3056/M/-X Z DIODE MAIN PW BOARD ASS’Y (SML-1002A-U2) D702 MA3056/M/-X Z DIODE Ref No.
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AV-28X35HKE AV-28H35SUE AV-28H35BUE AV-28X35HUE AV-28X37SUE AV-28X37HKE AV-28X37HIE Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local C508 QETN1CM-107Z E CAPACITOR 100uF 16V M R232 NRSA63J-823X MG RESISTOR 82kΩ 1/16W J C509 NCB31CK-104X C CAPACITOR 0.1uF 16V K...
AV-28X35HKE AV-28H35SUE AV-28H35BUE AV-28X35HUE AV-28X37SUE AV-28X37HKE AV-28X37HIE Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local R524 NRSA63J-224X MG RESISTOR 220kΩ 1/16W J CN00B QJK002-042214 SIN CR C-B WIRE R525 NRSA63J-223X MG RESISTOR 22kΩ...
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AV-28X35HKE AV-28H35SUE AV-28H35BUE AV-28X35HUE AV-28X37SUE AV-28X37HKE AV-28X37HIE Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local D205 MA3120/M/-X Z DIODE C229 QETN1HM-106Z E CAPACITOR 10uF 50V M D206 MA3120/M/-X Z DIODE C230 QENC1EM-106Z...
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AV-28X35HKE AV-28H35SUE AV-28H35BUE AV-28X35HUE AV-28X37SUE AV-28X37HKE AV-28X37HIE Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local R216 NRSA63J-333X MG RESISTOR 33kΩ 1/16W J R507 NRSA63J-273X MG RESISTOR 27kΩ 1/16W J R217 NRSA63J-222X MG RESISTOR 2.2kΩ...
AV-28X35HKE AV-28H35SUE AV-28H35BUE AV-28X35HUE AV-28X37SUE AV-28X37HKE AV-28X37HIE Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local R707 NRSA63J-101X MG RESISTOR 100Ω 1/16W J D582 MTZJ7.5B-T2 Z DIODE R708 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J D583 MTZJ7.5S-T2...
AV-28X35HKE AV-28H35SUE AV-28H35BUE AV-28X35HUE AV-28X37SUE AV-28X37HKE AV-28X37HIE Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local C931 QCZ9054-472 C CAPACITOR 4700pF AC250V Z R951 QRE121J-222Y C RESISTOR 2.2kΩ 1/2W J C932 QCZ9054-472 C CAPACITOR...
AV-28X35HKE AV-28H35SUE AV-28H35BUE AV-28X35HUE AV-28X37SUE AV-28X37HKE AV-28X37HIE Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local C3111 QCB32HK-472Z C CAPACITOR 4700pF 500V K R3311 NRSA63J-101X MG RESISTOR 100Ω 1/16W J C3113 QETN2CM-106Z E CAPACITOR...
AV-28X35HKE AV-28H35SUE AV-28H35BUE AV-28X35HUE AV-28X37SUE AV-28X37HKE AV-28X37HIE Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local L8002 QQL244K-5R6Z COIL 5.6uH K Q203 2SB709A/QR/-X TRANSISTOR L8003 QQL244K-5R6Z COIL 5.6uH K Q301 2SB709A/QR/-X TRANSISTOR L8310...
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AV-28X35HKE AV-28H35SUE AV-28H35BUE AV-28X35HUE AV-28X37SUE AV-28X37HKE AV-28X37HIE Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local C212 NCB31HK-473X C CAPACITOR 0.047uF 50V K R030 NRSA63J-472X MG RESISTOR 4.7kΩ 1/16W J C213 NCF31AZ-105X C CAPACITOR...
AV-28X35HKE AV-28H35SUE AV-28H35BUE AV-28X35HUE AV-28X37SUE AV-28X37HKE AV-28X37HIE PACKING PACKING PARTS LIST Ref.No. Part No. Part Name Description Local AEM1002-B76-E PACKING CASE AEM1064-058-E EURO LABEL H35BUE AEM1064-051-E EURO LABEL X35HKE AEM1064-057-E EURO LABEL X35HUE AEM1064-053-E EURO LABEL X37HIE AEM1064-003-E EURO LABEL...