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SERVICE MANUAL COLOR VIDEO MONITOR YA068 2004 TM-H150CG TM-H150CG BASIC CHASSIS TABLE OF CONTENTS PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS .
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PAL / NTSC 3.58 Scanning Frequency H: 15.734 kHz (NTSC), 15.625 kHz (PAL) V: 59.94 Hz (NTSC), 50Hz (PAL) Power Requirements AC 220V-240V, 50Hz/60Hz [TM-H150CG/E] AC 120V, 50Hz/60Hz [TM-H150CG/U] High Voltage 23.7kV~26.3kV [at zero beam current] Power Consumption 0.8A [TM-H150CG/E] 1.2A [TM-H150CG/U]...
SECTION 1 PRECAUTION SAFETY PRECAUTIONS [EXCEPT FOR US and UK] (1) The design of this product contains special hardware, (8) When service is required, observe the original lead dress. many circuits and components specially for safety Extra precaution should be given to assure correct lead purposes.
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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. Replacement parts must be identical to those used in the original circuits.
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SAFETY PRECAUTIONS [FOR US] (1) The design of this product contains special hardware, many (10) Isolation Check (Safety for Electrical Shock Hazard) circuits and components specially for safety purposes. For After re-assembling the product, always perform an isolation continued protection, no changes should be made to the original check on the exposed metal parts of the cabinet (antenna design unless authorized in writing by the manufacturer.
SECTION 2 SPECIFIC SERVICE INSTRUCTIONS FEATURES • High-resolution full square CRT is adopted. • It can respond to both NTSC and PAL signal system. The incoming signal was discriminated and the automatic selection function that changes the mode automatically is adopted. •...
SECTION 3 DISASSEMBLY DISASSEMBLY PROCEDURE CAUTION Even if the power switch is turned off, some parts in this unit are alive. Be sure to disconnect the power plug from the AC outlet before disassembly and reassembly. 3.1.1 REMOVING THE TOP COVER (1) Remove the 8 screws [A] as shown in Fig.4.
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LANDING COIL TOP COVER ( x 2) FRONT PANEL CRT SOCKET ( x 2) FRONT CONTROL DEG. COIL CHASSIS BASE SPEAKER DEF.PWB ( x 4) MAIN POWER SWITCH TERMINAL BRACKET EARTH WIRE ( x 1) MAIN PWB CONNECTOR AC INLET ( x 1) ( x 1) SIGNAL PWB...
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3.1.4 REMOVING THE SLOT HOLDER AND SLOT PWB 3.1.8 CHECKING THE PW BOARD • Remove the TOP COVER. To check the PW board from back side. • Remove the REAR PANEL. (1) As shown in Fig.5, place the unit for service. •...
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MEMORY IC REPLACEMENT 3.2.1 MEMORY IC This model uses memory IC. In the memory IC, there are <SET-UP MENU> memorized data for correctly operating for the video-chroma, deflection and the other control circuits. When replacing memory IC, be sure to use the IC written with the initial values of data.
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3.2.3 FACTORY SETTING VALUE (USER MODE) INTIAL SETTING VALUE OF THE SET-UP MENU Setting item Setting content / Range Initial setting value CONTRAST -10 ~ 00 ~ +10 BRIGHT -10 ~ 00 ~ +10 PICTURE SUB ADJ. CHROMA -10 ~ 00 ~ +10 PHASE (NTSC) -10 ~ 00 ~ +10 H.
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3.2.4 SERVICE MENU SETTING ITEMS (SERVICE MODE) SIGNAL BLOCK DEFLECTION BLOCK Item Contents Aspect ratio Vertical Item Contents Scan size frequency BRIGHT HORIZONTAL POSITION CONTRAST HORIZONTAL SIZE CHROMA(PAL) VERTICAL POSITION CHROMA(NTSC) VERTICAL SIZE PHASE(NTSC) NORMAL 50Hz VERTICAL LINEARITY SCAN CHROMA VERTICAL S-CORRECTION BRIGHT SIDEPIN PARABOLA...
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REPLACEMENT OF CHIP COMPONENT 3.3.1 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. (4) Do not reuse a chip part after removing it. 3.3.2 SOLDERING IRON (1) Use a high insulation soldering iron with a thin pointed end of it.
SECTION 4 ADJUSTMENT ADJUSTMENT PREPARATION ADJUSTMENT ITEMS (1) There are 2 ways of adjusting this unit: One is with the CHECK ITEM MENU as On-Screen-Display and the other is the HIGH VOLTAGE check conventional method using adjustment parts and HIGH VOLTAGE HOLD DOWN check components.
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ADJUSTMENT LOCATIONS / WIRING DIAGRAM FRONT CONTROL PWB FRONT CHROMA MENU +(UP) (DOWN) /PHASE VOLUME/SELECT ASPECT COLOR POWER SW SLOT VIDEO CONTRAST BLUE UNDER /BRIGHT CHECK SCAN SUB DEF. PWB CN2004 FRONT 1pin :NC 2pin :NC 3pin :X-RAY2 4pin :X-RAY1 5pin :TP-E(GND ) 6pin :NC CN2003...
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BASIC OPERATION OF SERVICE MENU 4.7.1 SERVICE MENU ITEMS With the SERVICE MENU, various settings can be made, and they are broadly classified in the following items of adjustments. • It is no requirement for adjustment portion of the DEFLECTION BLOCK and CONTROL BLOCK This block adjusts the data of the SIGNAL BLOCK various signal circuit controls.
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4.7.4 OPERATION OF < BLOCK SELECT > SCREEN While the SERVICE MENU < BLOCK SELECT > screen is displaying, in accordance with (FUNCTION DISPLAY) at the lower side of the screen, be able to operate the various items (Fig. 7). <...
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4.7.6 SERVICE MENU ITEMS SIGNAL BLOCK Item No. Setting value SIGNAL BLOCK < FUNCTION DISPLAY > <S01> : EXIT DISP EXIT DISP <S01>: Display on/off button Fig.9 Item No. Setting value Exit button select button (+/-) button <FRONT PANEL BUTTON> WHITE BALANCE BLOCK WHITE BALANCE BLOCK <...
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[ WHITE BALANCE ADJUSTMENT : METHOD 1 ] • Accordance with the screen display, select the each WHITE BALANCE mode following below. • Refer to the "Low-Light adjustment" corresponding page about detailed adjustment steps. CUTOFF ADJUSTMENT MODE (LOW LIGHT ADJUSTMENT) Setting value CUTOFF ADJUSTMENT MODE Contents...
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DEFLECTION BLOCK DEFLECTION BLOCK Setting value Item No. < FUNCTION DISPLAY > <D01> : EXIT EXIT <D01 > : Fig.14 Item No. Setting value Exit button select button (+/-) button <FRONT PANEL BUTTON> CONTROL BLOCK Item No. Setting value CONTROL BLOCK <...
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4.7.7 SERVICE MENU FLOW CHART SERVICE MENU <BLOCK SELECT> SCREEN < BLOCK SELECT > SIGNAL BLOCK WHITE BALANCE BLOCK DEFLECTION BLOCK CONTROL BLOCK DEF CTRL EXIT SIGNAL BLOCK CUTOFF ADJUSTMENT EXIT DISP <S01>: R CUTOFF : RGB SERV EXIT WHITE BALANCE BLOCK MENU SCREEN DRIVE ADJUSTMENT <...
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INITIAL SETTING VALUE OF SERVICE MENU It is no requirement for adjustment of the part of the tables. Don' t change the values. [SIGNAL BLOCK] Item Input signal Contents Variable range Initial value BRIGHT 000 ~ 255 CONTRAST 000 ~ 127 VIDEO CHROMA(PAL) 000 ~ 127...
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[DEFLECTION BLOCK] Aspect ratio/ Vertical Item Contents Variable range Initial value Scan size frequency HORIZONTAL POSITION 000 ~ 031 HORIZONTAL SIZE 000 ~ 063 VERTICAL POSITION 000 ~ 127 VERTICAL SIZE 000 ~ 127 50Hz NORMAL VERTICAL LINEARITY 000 ~ 031 VERTICAL S-CORRECTION 000 ~ 063 SIDEPIN PARABOLA...
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[CONTROL BLOCK] Item. Contents Variable range Initial value DESTINATION 000 ~ 129 001(US/EU) UPPER 000 ~ 255 BRIGHT POINT LOWER 000 ~ 255 UPPER 000 ~ 127 CONTRAST POINT LOWER 000 ~ 127 UPPER 000 ~ 127 CHROMA POINT LOWER 000 ~ 127 UPPER 000 ~ 127...
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4.10 ADJUSTMENT PROCEDURE 4.10.1 CHECK ITEM Measuring Item Test points Adjustment part Description instrument HIGH HV voltmeter CRT anode SCREEN VR (1) Receive a whole black signal. VOLTAGE [in FBT] (2) Connect the HV voltmeter to the CRT anode and check check it as 25.0kV±1.3kV.
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4.10.2 B1 VOLTAGE Measuring Item Test points Adjustment part Description instrument B1 VOLTAGE Signal TP-B1 B1 ADJ VR (1) Receive a whole black signal. generator (VR1901) (2) Connect a DC voltmeter to TP-B1 and TP-E( ). TP-E(GND) [MAIN PWB] (3) Adjust the B1 ADJ VR(VR1901) so that B1 voltage is DC voltmeter (E2) at 53V±0.2V.
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4.10.4 VIDEO CIRCUIT When you perform WHITE BALANCE adjustment, be sure to input a video composite signal. Moreover, set the aspect ratio to 4:3. It is no requirement to adjust in 16:9 mode. Measuring Item Test points Adjustment part Description instrument WHITE Signal...
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Measuring Item Test points Adjustment part Description instrument 6500K WHITE Signal [WHITE BALANCE • Check the LOW LIGHT adjustment has been finished BALANCE generator BLOCK] correctly before performing HIGH LIGHT adjustment. HIGH LIGHT W04 : R DRIVE (1) Input the gray scale signal. Color W05 : B DRIVE (2) Select the WHITE BALANCE BLOCK mode with...
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Measuring Item Test points Adjustment part Description instrument BRIGHT Signal [SIGNAL BLOCK] • Under the condition that LOW LIGHT adjustment has generator S01 : BRIGHT been correctly finished. (1) Input the gray scale signal. (2) Select the SIGNAL BLOCK with [CHROMA / PHASE] button (<...
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Measuring Item Test points Adjustment part Adjustment procedure instrument PAL CHROMA Signa TP-47B [SIGNAL BLOCK] (1) Input the PAL color bar signal (75% white). generator TP-E S03 : PAL CHROMA (2) Connect the oscilloscope to TP-47B and TP-E. [CRT SOCKET (3) Select the SIGNAL BLOCK with [CHROMA/PHASE] Oscilloscope PWB]...
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Measuring Item Test points Adjustment part Adjustment procedure instrument NTSC PHASE Signal TP-47B [SIGNAL BLOCK] (1) Input the NTSC color bar signal (75% white). generator TP-E S05: NTSC PHASE (2) Connect the oscilloscope to TP-47B and TP-E. [CRT SOCKET (3) Select the SIGNAL BLOCK with [CHROMA/PHASE] Oscilloscope PWB] button (<...
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Measuring Item Test points Adjustment part Adjustment procedure instrument RGB BRIGHT Component / [SIGNAL BLOCK] (1) Input the whole black signal to the each terminal of RGB input S07 : RGB BRIGHT the Component / RGB input card. card (2) In case of using the composite sync. signal, input the (IF-C01COMG) sync.
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4.10.5 DEFLECTION CIRCUIT There are 2 kind of adjustment for the DEFLECTION circuit, PAL and NTSC. The adjustment using PAL signal is as the standard of all DEFLECTION adjustment. The "#" mark in the table given below expresses the number of each adjustment item. The screen aspect ratio 4 : 3 at 50Hz (PAL) is regarded as the reference value for all adjustments.
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Measuring Item Test points Adjustment part Adjustment procedure instrument V. POSITION Signal [DEFLECTION BLOCK] (1) Input the PAL circle pattern signal. generator D03 : V. POSITION (2) Adjust < D03 >(V. POSITION) to agree with CRT center and signal center of vertical direction. V.
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Measuring Item Test points Adjustment part Adjustment procedure instrument Signal [DEFLECTION (1) Input the PAL crosshatch signal. V. SIZE generator BLOCK] (2) Adjust < D04 >(V. SIZE) to become the vertical scan D04 : V.SIZE size to 95%. Screen size Picture size 100% 16:9...
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Measuring Item Test points Adjustment part Adjustment procedure instrument UNDERSCAN Signal [DEFLECTION (1) Input the PAL circle pattern signal. H. POSITION / generator BLOCK] (2) Select the aspect ratio to the 4:3 mode. H. SIZE DD1 : H. CENTER (3) Select the underscan mode to ON. DD2 : H.
SECTION 5 TROUBLE SHOOTING OUTLINE This model includes a SELF DIAGNOSIS FUNCTION that checks the circuit operating status and in event of malfunction, displays and stores the data in a memory. The data are stored in memory. Fault detection starts with the I C bus and is performed according to the input states of the control lines connected to the MAIN CPU.
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TM-H150CG TM-H150CG STANDARD CIRCUIT DIAGRAM NOTE ON USING CIRCUIT DIAGRAMS 1.SAFETY Type No indication : Ceramic capacitor The components identified by the symbol and shading are : Metalized mylar capacitor critical for safety. For continued safety replace safety ciritical : Polypropylene capacitor components only with manufactures recommended parts.
BLOCK DIAGRAM G/Y,R/R-Y,B/B-Y SLOT PWB SYNC SYNC IC6201 IC6602 CS/HD VIDEO A IC6101 PAL 1H DELAY INT/SLOT SW IC8001 VIDEO COMB VIDEO B SYNC R/R-Y FILTER B/B-Y MIXER x0.5 SLOT IC8002 CONNECTOR Y IN Q3301 R/G/B G/Y,R/R-Y,B/B-Y DELAY Q3302 IC6102 VIDEO SW R/G/B AUDIO...
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. P.W.
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CONTENTS USING P.W. BOARD & REMOTE CONTROL UNIT ....................3-2 EXPLODED VIEW PARTS LIST -1 ..........................3-3 EXPLODED VIEW -1 ..............................3-3 EXPLODED VIEW PARTS LIST -2 ..........................3-4 EXPLODED VIEW -2 ..............................3-5 PRINTED WIRING BOARD PARTS LIST MAIN P.W. BOARD ASS'Y (FX-1187A-H2) ....................... 3-6 SUB DEF P.W.
EXPLODED VIEW PARTS LIST -1 Ref.No. Part No. Part Name Description Local LC11757-001A-H FRONT PANEL CM48149-A01 JVC MARK LC21470-001A-H CONTROL SHEET EXPLODED VIEW -1 (No.YA068)3-3...
PRINTED WIRING BOARD PARTS LIST MAIN P.W. BOARD ASS'Y (FX-1187A-H2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local D1941 MTZJ7.5S-T2 Z DIODE D1942 1SS133-T2 DIODE IC1401 LA78041 D1943 1SS133-T2 DIODE IC1411 TA1241AN D1971 RU30-F1 SI DIODE...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C1912 QEHR1HM-476Z E CAPACITOR 47uF 50V M R1552 QRZ9024-R82 FUSIBLE RESISTO 0.82Ω 2W K C1914 QCB31HK-102Z C CAPACITOR 1000pF 50V K QRZ9024-R82 FUSIBLE RESISTO 0.82Ω...
Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local L1974 QQL26AK-560Z CHOKE COIL 56uH K Q3305 2SC3311A/QR/-T TRANSISTOR T1501 QQR1032-001 HOR DRIVE TRANS Q3306 2SC3311A/QR/-T TRANSISTOR T1901 QQS0257-001 SW TRANSF Q3307 2SC3311A/QR/-T TRANSISTOR QQS0130-001 SW TRANSF T1902...
Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R4801 QRE141J-562Y C RESISTOR 5.6kΩ 1/4W J Q6509 2SC3928A/QR/-X TRANSISTOR R4802 QRE141J-332Y C RESISTOR 3.3kΩ 1/4W J Q6510 DTC124EKA-X DIGI TRANSISTOR R4803 QRE141J-562Y C RESISTOR 5.6kΩ...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local D6520 MA3068/M/-X Z DIODE C6136 NDC31HJ-181X C CAPACITOR 180pF 50V J D6702 MA111-X SI DIODE C6137 NDC31HJ-181X C CAPACITOR 180pF 50V J D6703 MA111-X SI DIODE C6141 QTNC1CM-106Z...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C6708 NCB31CK-104X C CAPACITOR 0.1uF 16V K R6102 NRSA63J-332X MG RESISTOR 3.3kΩ 1/16W J C6709 QEHR1EM-227Z E CAPACITOR 220uF 25V M R6103 NRSA63J-102X MG RESISTOR 1kΩ...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R6504 NRSA63J-272X MG RESISTOR 2.7kΩ 1/16W J R6717 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R6505 NRSA63J-391X MG RESISTOR 390Ω 1/16W J R6718 NRSA63J-391X MG RESISTOR 390Ω...
Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R6812 NRVA02D-102X CMF RESISTOR 1kΩ 1/10W D C8014 QEHR1CM-107Z E CAPACITOR 100uF 16V M R6814 NRVA02D-682X CMF RESISTOR 6.8kΩ 1/10W D C8015 NCB31CK-104X C CAPACITOR 0.1uF 16V K R6815 NRSA63J-104X...
PACKING PACKING PARTS LIST Ref.No. Part No. Part Name Description Local LC11194-021A-H PACKING CASE LVL-TMH150CGE CORNER LABEL (x2) TM-H150CG/E LVL-TMH150CGU CORNER LABEL (x2) TM-H150CG/U LC11760-002A-H CUSHION ASSY 4pcs in 1set CP30967-003-H POLY BAG QPA01203005 POLY BAG 12cm x 30cm TM-H150CG/U ...
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VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY VIDEO DISPLAY CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan (No.YA068) Printed in Japan...