Sharp 14GT15 Servisní příručka

114GT1514GT20SHARP CORPORATIONSERVICE MANUAL14GT1514GT20MODELSIn the interests of user-safety (Required by safety regulations in some countries) the s

1014GT1514GT20SHIPPING SETTING & CHECKING(1) The following default data has been factory-set for the E2PROM.ITEMS DATA SETTINGLAST PROGRAM/CHANNEL

1114GT1514GT20PIF ADJUSTMENTNo. Adjusting point Adjusting procedure/conditions Waveform and othersTuner IFT( PRESET )1 1. Get the tuner ready to recei

1214GT1514GT20PURITY ADJUSTMENTNo. Adjusting point Adjusting procedure/conditions Waveform and othersPURITY ADJ. 1. Receive the GREEN-ONLY signal. Adj

1314GT1514GT20CONVERGENCE ADJUSTMENTNo. Adjusting point Adjusting procedure/conditions Waveform and othersCONVERGENCADJ.( To be doneafter the purityad

1414GT1514GT20CUT-OFF, BACKGROUND AND SUB-CONTRAST ADJUSTMENTNo. Adjusting point Adjusting procedure/conditions Waveform and othersCRT CUTOFFADJUSTMEN

1514GT1514GT20HORIZONTAL AND VERTICAL DEFLECTION LOOP ADJUSTMENTNo. Adjusting point Adjusting procedure/conditions Waveform and othersV-SLOPE (I2CBUS

1614GT1514GT20No. Adjusting point Adjusting procedure/conditions Waveform and othersSUB-TINT (I2CBUS CON-TROL)1. Receive the "NTSC3.58 Colour Bar

1714GT1514GT20FUNCTION OPERATION CHECKING (VIDEO AND AUDIO)No. Adjusting point Adjusting procedure/conditions Waveform and othersCONTRASTkey1. Receive

1814GT1514GT20FUNCTION OPERATION CHECKING (VIDEO AND AUDIO)(Continued)No. Adjusting point Adjusting procedure/conditions Waveform and othersCOLOURSYST

1914GT1514GT20MEMORY MAPADDRESSDATA MICONE2PROM E2PROMCHASSIS CTV FINALLAST INITIALREMARK(HEX) D7 D6 D5 D4 D3 D2 D1 D0DEFAULT RANGEWRITE(CPU) CHECK DA

214GT1514GT20SPECIFICATIONSConvergence... Self Convergence SystemFocus ...

2014GT1514GT20ADDRESSDATA MICONE2PROM E2PROMCHASSIS CTV FINALLAST INITIALREMARK(HEX) D7 D6 D5 D4 D3 D2 D1 D0DEFAULT RANGEWRITE(CPU) CHECK DATA CHECK T

2114GT1514GT20ADDRESSDATA MICONE2PROM E2PROMCHASSIS CTV FINALLAST INITIALREMARK(HEX) D7 D6 D5 D4 D3 D2 D1 D0DEFAULT RANGEWRITE(CPU) CHECK DATA CHECK T

2214GT1514GT20ADDRESSDATA MICONE2PROM E2PROMCHASSIS CTV FINALLAST INITIALREMARK(HEX) D7 D6 D5 D4 D3 D2 D1 D0DEFAULT RANGEWRITE(CPU) CHECK DATA CHECK T

2314GT1514GT20ADDRESSDATA MICONE2PROM E2PROMCHASSIS CTV FINALLAST INITIALREMARK(HEX) D7 D6 D5 D4 D3 D2 D1 D0DEFAULT RANGEWRITE(CPU) CHECK DATA CHECK T

2414GT1514GT20ADDRESSDATA MICONE2PROM E2PROMCHASSIS CTV FINALLAST INITIALREMARK(HEX) D7 D6 D5 D4 D3 D2 D1 D0DEFAULT RANGEWRITE(CPU) CHECK DATA CHECK T

2514GT1514GT20ADDRESSDATA MICONE2PROM E2PROMCHASSIS CTV FINALLAST INITIALREMARK(HEX) D7 D6 D5 D4 D3 D2 D1 D0DEFAULT RANGEWRITE(CPU) CHECK DATA CHECK T

2614GT1514GT20ADDRESSDATA MICONE2PROM E2PROMCHASSIS CTV FINALLAST INITIALREMARK(HEX) D7 D6 D5 D4 D3 D2 D1 D0DEFAULT RANGEWRITE(CPU) CHECK DATA CHECK T

2714GT1514GT20TROUBLE SHOOTING TABLENO RASTERBlown out.Replace the fuse.Check IC701, D701,C707 and D710.The fuse is again blown out.Does horizontal ci

2814GT1514GT20TROUBLE SHOOTING TABLE (Continued)NO PICTURE, NO SOUNDDoes noise signal appear at pin (44) of IC801 ?NO SOUNDNo snow noise.Does noise or

2914GT1514GT20TROUBLE SHOOTING TABLE (Continued)NEITHER VERTICAL NORHORIZONTAL SYNCHRONIZATIONCIRCUIT TO BE CHECKED:» Sync. Separator Circuit.NO VERTI

314GT1514GT20IMPORTANT SERVICE NOTESMaintenance and repair of this receiver should be done by qualifiedservice personnel only.SERVICE OF HIGH VOLTAGE

3014GT1514GT20TROUBLE SHOOTING TABLE (Continued)NO SPECIFIC COLOURIs some colour produced in B/W broadcast reception ?Is the white balance properly ad

3114GT1514GT20M24C04WFX0008GE D601AB709A851443122SC18152SC2482PST573JDX0386CE BASE COLLECTOREMITTER BASE COLLECTOREMITTERBCEKA7808K

3214GT1514GT201 2 3 4 5 6 7 8 9 10ABCDEFGHIJMODEL 14GT15 CHASSIS LAYOUT

3314GT1514GT201 2 3 4 5 6 7 8 9 10ABCDEFGHIJMODEL 14GT20 CHASSIS LAYOUT

3414GT1514GT20WAVEFORMS

3514GT1514GT20DESCRIPTION OF SCHEMATIC DIAGRAMSAFETY NOTES:1. DISCONNECT THE AC PLUG FROM THE AC OUTLET BEFOREREPLACING PARTS.2. SEMICONDUCTOR HEAT SI

3614GT1514GT201 2 3 4 5 6 7 8 9 10ABCDEFGHIJRRMCG0025KJSA Infrared Remote Control UnitNote:The parts here shown are supplied as an assembly but not i

3714GT1514GT201 2 3 4 5 6 7 8 9 10ABCDEFGHIJC307102YC351103BC200100pD200HSC277D100HSC277L100L101L102L103L104C10210p CHL105R1011.8kL106C1058p CHC103120

3814GT1514GT2014GT15 , 14GT20 HOTEL MODE APPLICATIONHow to enable/disable the "Hotel Mode" ?Ans: a) Press the R/C (FUNCTION) key until lan

3914GT1514GT201 2 3 4 5 6 7 8 9 10ABCDEFGHIJSCHEMATIC DIAGRAM:MODEL 14GT20 HEAD PHONE UnitCRT SOCKET Unit

414GT1514GT20ADJUSTMENT PRECAUTIONSThis model's setting are adjusted in two different ways: through the I2C bus control and in the

4114GT1514GT204014GT1514GT201 2 3 4 5 6 7 8 9ABCDEFGHIJ10 11 12 13 14 15 16 17 18 19SCHEMATIC DIAGRAM: MODEL 14GT15 MAIN Unit

4314GT1514GT204214GT1514GT201 2 3 4 5 6 7 8 9ABCDEFGHIJ10 11 12 13 14 15 16 17 18 19SCHEMATIC DIAGRAM: MODEL 14GT20 MAIN Unit

4514GT1514GT204414GT1514GT201 2 3 4 5 6 7 8 9ABCDEFGHIJ10 11 12 13 14 15 16 17 18 19BLOCK DIAGRAM - 1/3:M0DEL 14GT15 MAIN BLOCK

4714GT1514GT204614GT1514GT201 2 3 4 5 6 7 8 9ABCDEFGHIJ10 11 12 13 14 15 16 17 18 19BLOCK DIAGRAM - 2/3:M0DEL 14GT20 MAIN BLOCK

4814GT1514GT201 2 3 4 5 6 7 8 9 10ABCDEFGHIJBLOCK DIAGRAM - 3/3:MODEL 14GT20 HEAD PHONE BLOCKCRT BLOCK

4914GT1514GT201 2 3 4 5 6 7 8 9 10ABCDEFGHIJPRINTED WIRING BOARD ASSEMBLIESPWB-B: CRT Socket Unit (Wiring Side)PWB-C: HEAD PHOME Unit (MODEL 14GT20)(W

5114GT1514GT205014GT1514GT201 2 3 4 5 6 7 8 9ABCDEFGHIJ10 11 12 13 14 15 16 17 18 19PWB-A: MAIN Unit (Wiring Side)

5314GT1514GT205214GT1514GT201 2 3 4 5 6 7 8 9ABCDEFGHIJ10 11 12 13 14 15 16 17 18 19PWB-A: MAIN Unit (Component Side)

Ref. No. Part No. Description CodeRef. No. Part No. Description Code5414GT1514GT20PARTS LISTPARTS REPLACEMENTReplacement parts which have these specia

Ref. No. Part No. Description CodeRef. No. Part No. Description Code5514GT1514GT20C356 VCKYCY1HB682K R 6800p 50V Ceramic AAC359 VCEA9M1CW106M R 10 16V

514GT1514GT20SERVICE MODE(1) In the Service Mode, Key is used to select the mode in the following order.AGC &GEOMETRICMODE↓AGC TAKE OVER POINT (AG

Ref. No. Part No. Description CodeRef. No. Part No. Description Code5614GT1514GT20R302 VRS-CY1JF473J R 47k 1/16W Metal Oxide AAR303 VRS-CY1JF473J R 47

Ref. No. Part No. Description CodeRef. No. Part No. Description Code5714GT1514GT20S1004 QSW-K0077GEZZ R Switch ABS1005 QSW-K0077GEZZ R Switch ABMISCEL

Ref. No. Part No. Description CodeRef. No. Part No. Description Code5814GT1514GT20R881 VRD-RA2BE471J R 470 1/8W Carbon AAR888 VRD-RA2BE471J R 470 1/8W

Ref. No. Part No. Description CodeRef. No. Part No. Description Code5914GT1514GT20MODEL 14GT15 CABINET PARTS1 CCABA0081WEA0 Front Cabinet Ass'y1-

Ref. No. Part No. Description CodeRef. No. Part No. Description Code6014GT1514GT20COPYRIGHT © 2000 BY SHARP CORPORATIONALL RIGHTS RESERVED.No part of

614GT1514GT20Y-DELAYADJ.MODE↓Y-D TIME FOR PAL (TV) (DL-PT)↓Y-D TIME FOR SECAM (TV) (DL-ST)↓Y-D TIME FOR N358 (TV) (DL-3T)↓Y-D TIME FOR N443 (TV) (DL-4

714GT1514GT20RC COMMAND SERVICE-ITEMFUNCTION AGCCONTRAST DOWN V-LINCOLOUR DOWN V-AMPBRIGHTNESS DOWN V-CENTTINT DOWN H-CENTSHARPNESS DOWN EW / /SYSTEM

814GT1514GT20EEPROM ITEMS OSD DATA LENGTHINITIAL DATAFIX/ADJ REMARKAGC TAKE OVER POINT AGC 0~63 14 ADJVERTICAL SLOPE V-LIN 0~63 32 ADJVERTICAL AMPLIT

914GT1514GT20EEPROM ITEMS OSD DATA LENGTHINITIAL DATAFIX/ADJ REMARKVERTICAL SCAN DISABLE VSD0(DISABLE)/1(ENABLE)0 FIXBLACK STRETCH BKS0(DISABLE)/1(ENA