70GF-63E SERVICE MANUAL SEJB70GF63E00 Issued: 20th Nov ‘00 DA-50W CHASSIS / SECAM SYSTEM COLOUR TELEVISION B/G, I L/L’, B/G, D/K 70GF-63E MODEL In the interests of user safety (required by safety regulations in some countries) the set should restored to its original condition and only parts identical to those specified should be used.
Page 2
70GF-63E SERVICE MANUAL UPDATE LOG SHEET Technical Report # Application Cause / Solution Part # Page # Technical Bulletin # Data /Serial # Use this page to keep any special servicing information as Thecnical Report (Bulletin), Technical Information, etc. If only part number changes are required, just change part number directly on Part List Section.
70GF-63E IMPORTANT SERVICING NOTES Only qualified service personnel are allowed to carry out mintenance and repair of this receiver. SERVICING OF HIGH VOLTAGE SYSTEM AND CRT It is important that the static charge is removed from the high voltage system when carrying out work on the receiver.
70GF-63E SERVICE ADJUSTMENTS All the adjustments required for this chassis will be done in Service Mode, except G2 and Focus. • • • • • G2 ADJUSTMENT 1.Receive cross hatch pattern signal. 140 V 2. Set contrast to 80/100 and brightness to 40/100.
70GF-63E 1− 1− 1− 1− 1− HORIZONTAL SHIFT a) Internal pattern signal will be displayed. b) When volume-up button is pressed, picture moves to the left. c) When volume-down button is pressed, picture moves to the right. d) Adjust the horizontal location to obtain picture centering (fig. 2).
70GF-63E 9− 9− 9− 9− 9− S-CORRECTION a) Internal pattern signal will be displayed. b) When volume-up button is pressed, upper and lower scanning decreases, and center scanning increases. c) When volume-down button is pressed, upper and lower scanning increases, and center scanning decreases.
70GF-63E DESCRIPTION OF SCHEMATIC DIAGRAM NOTE: SAFETY NOTE: 1. The unit of resistance «ohm»is omitted 1. DISCONNECT THE AC PLUG FROM THE AC (K=1000 ohms. M= Megaohm). OUTLET BEFORE REPLACING PARTS. 2. All resistors are 1/8 watt. unless otherwise noted.
Page 27
Q K I T P 7 2 4 0 B M N F 20-10-2000 Hasta INFO 888 22-09-2000 Hasta INFO 850 FECHA 03-10-2000 02-10-2000 Hasta INFO 862 ESCALA SHARP 28-09-2000 Hasta INFO 858 70GF63E MODELO FECHA REVISIONES ELECTRONICA ESPANA S.A.
Page 28
70GF-63E FRONT AV UNIT SCHEMATIC DIAGRAM. JAKJ0047CEZZ J401 0015B R449 (1/4W) C428 C429 C336 10nF L318 3.3uH C337 L317 R317 10nF 3.3uH R316 (DF) (FV) GN0241 (HD) (SS) (CC) GN0341 GN0341 GN0241 CENTRAL SPEAKER UNIT SCHEMATIC DIAGRAM. (VS) D1303 GN0341...
70GF-63E BLOCK DIAGRAM CENTRAL SPEAKER UNIT +16V SF 201 IC 305 IC1302 CENTER TH 201 FM AUDIO -16V MSP 3410 D SF 202 TUNER IC 201 CVBS +16V TDA 4470 PERIPHERICS SF 203 AUDIO L/R IC 301 AUDIO OUT L...
70GF-63E PART LIST PARTS DESCRIPTION SN CODE EX CODE Q 0405 VS2SA1037KQ-1 TRT BC807 SMD S AA REPLACEMENT PARTS Q 0406 VS2SA1037KQ-1 TRT BC807 SMD S AA Replacement parts which have special safety characteristics are identi- Q 0408 VS2SC2412KQ-1 TRT 2SC2412 ROHM S AA fied in this manual.
Page 32
70GF-63E PARTS DESCRIPTION PARTS DESCRIPTION SN CODE EX CODE SN CODE EX CODE L 0503 VP-CF3R3K0000 PEAK COIL 3.3UH 10% S AB D 0603 RH-DX0299BMZZ DIODE BY 228-20 S AC L 0601 VP-NM3R3MR19N COIL 3,3UH SMD S AA D 0604...
Page 33
70GF-63E PARTS DESCRIPTION PARTS DESCRIPTION SN CODE EX CODE SN CODE EX CODE C 0333 VCCCTV1HH470J CERAM C 47PF 50V 2125SMD S AA C 0507 VCKYTV1HB472K CERAM C 4,7NF 50V 2125SMD S AA C 0334 VCCCTV1HH5R0C CERAM C 5PF 50V 2125SMD...
Page 34
70GF-63E PARTS DESCRIPTION PARTS DESCRIPTION SN CODE EX CODE SN CODE EX CODE C 0801 VCKYTV1HF104Z CERAM C 100NF 50V 2125SMD S AA R 0243 VRS-TV1JD104J 2125 100KOHM 5% 1/10W SMD S AA C 0802 VCEAGA1HW106M ELEC C 10UF 20% 50V...
Page 35
70GF-63E PARTS DESCRIPTION PARTS DESCRIPTION SN CODE EX CODE SN CODE EX CODE R 0426 VRD-RA2BE750J RES 75 OHM 5% 1/8W S AA R 0556 VRS-TV1JD103J 2125 10KOHM 5% 1/10W SMD S AA R 0427 VRS-TV1JD820J 2125 82 OHM 5% 1/10W SMD...
Page 36
70GF-63E PARTS DESCRIPTION PARTS DESCRIPTION SN CODE EX CODE SN CODE EX CODE R 2412 VRS-TV1JD101J 2125 100 OHM 5% 1/10W SMD S AA R 0771 VRS-VV3AB474J MET OX RES 470KOHM 5% 1W S AA RA 0611 VRS-VV3DB102J MET OX RES 1KOHM 5% 2W...
Page 37
70GF-63E PARTS DESCRIPTION PARTS DESCRIPTION SN CODE EX CODE SN CODE EX CODE J 0286 VRS-TV1JD000J 2125 0 OHM 5% 1/10W SMD S AA C 1613 VCEAGA1EW227M ELEC C 220UF 20% 25V S AA J 0289 VRS-TV1JD000J 2125 0 OHM 5% 1/10W SMD...
Page 38
70GF-63E PARTS DESCRIPTION PARTS DESCRIPTION SN CODE EX CODE SN CODE EX CODE R 1307 VRS-TV1JD153J 2125 15KOHM 5% 1/10W SMD S AA R 1841 VRD-RA2BE220J RES 22 OHM 5% 1/8W S AA R 1843 VRS-TV1JD220J 2125 22 OHM 5% 1/10W SMD...
Page 39
70GF-63E PARTS DESCRIPTION SN CODE EX CODE CAPACITORS C 6715 VCKYTV1CF105Z CERAM C 1UF 16V 2125SMD S AA MISCELLANEOUS PARTS F 6701 QFS-C3226CEZZ FUSE T3.15AH 250V S AC LP 6701 RLAMP0001BMZZ NEON TYPE 4/30HB NEOTRONIC S AB M 6701 RRMCU0203BMZZ...