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SERVICE MANUAL   Colour Television   

Product Code: 111354913

Original Version

Chassis Series: LA5-A

C4BR

FILE NO.

Model No. TVP-2105AS

Service Ref. No. TVP-2105AS-00

(Argentina)

Give complete “SERVICE REF. NO.” for parts
order or servicing. It is shown on the rating
label at the cabinet back of the unit.

This T.V. receiver will not work properly in 
foreign countries where the television trans-
mission system and power source differ from
the design specifications. Refer to the specifi-
cation table.

Specifications

Power Source   . . . . . . . . .AC220V, 50Hz / 60Hz
Receiving System  . . . . . .PAL (M/M, N/N), NTSC (M/M)
Channel Coverage

Antenna mode  VHF: CH02-CH13, UHF: CH14-CH69

CATV mode      VHF band: CH01-CH13, Mid band: CH14-CH22  

Super band: CH23-CH36, Hyper band: CH37-CH64
Ultra band: CH65-CH94 and CH100-CH125
Low mid band: CH95-CH99

Video IF   . . . . . . . . . . . . .45.75MHz      
Aerial Input Impedance   . .75

Ext. Terminals

Video inputs: Phono jack 

2 (1Vp - p, 75

)

Audio inputs: Phono jack (R/L) 

2 (436mVrms, more than 40K

)

Headphone Jack: Mini stereo jack 

1

Sound Output (RMS)  . . . . 3W + 3W
Speakers   . . . . . . . . . . . 5cm x 9cm x 2 pcs.
Dimensions   . . . . . . . . . 606(W) 

479(H) 

483(D)mm 

Weight  . . . . . . . . . . . . . approx. 21.0 Kg 

Specifications subject to change without notice.

JXMRR

Panoramic

Summary of Contents for TVP-2105AS

Page 1: ...specifi cation table Specifications Power Source AC220V 50Hz 60Hz Receiving System PAL M M N N NTSC M M Channel Coverage Antenna mode VHF CH02 CH13 UHF CH14 CH69 CATV mode VHF band CH01 CH13 Mid band...

Page 2: ...eiver is the picture tube The picture tube is specially con structed to limit X RADIATION emissions For continued X RADIATION protection the replacement tube must be the same type as the original incl...

Page 3: ...VIDEO IN K1001 K1002 REAR AV IN FRONT AV IN VIDEO VIDEO A L A L A R A R 19 20 21 R G B K1921 12 8 AC POWER CIRCUIT CONVERTER TRANS 130V MAIN HIGH 20V AUDIO 12V MAIN LOW 24V VERT 9V IC202 REG IC 5V 2...

Page 4: ...SET IN RESET LOW KEY SWITCH KEY SWITCH IN RC PRE AMP RC SIGNAL IN RELAY ON OFF OUT FOR DEGAUSSING ON HIGH LED ON TIMER LED OUT ON LOW IC3401 MTS POWER ON OFF OUT GREEN LED RED POWER CIRCUIT SDA SCL A1...

Page 5: ...MP V C VCC 5V 46 47 48 49 50 A2C PLL 51 52 53 54 Audio Output FM Output Selected Audio Output PIF AGC RF AGC Output PIF Input1 PIF Input 2 IF Ground IF Vcc FM Filter AFT Output Bus Data Bus Clock ABL...

Page 6: ...it Amp 54 10p SIF In Sound BPF VCO Coil VCO COIL1 VCO COIL2 48 49 VIF VCO Chroma Counter B N INV IF Ident OSC C D Amp SIF Sys 2bit pre scaller SIF VCO 500K BPF SIF APC Filter 1K 0 01u 1000p 53 LIM AMP...

Page 7: ...4 LSOUT L 3 LSOUT R VOL R VOLUME RIGHT CHANNEL INPUT 43 44 TREBLE OUT R 41 47 TREBLE FILTER L 45 2 BASS FILTER L 40 SURRTC 38 TVOUT R 39 TVOUT L 36 37 AUX2 L Left channel external input FEXT2 INPUT P...

Page 8: ...before attempting the service adjustments See pages 9 10 for detailed information Initial Bus Data Setup Note When IC802 EEPROM is replaced following Service Menu should be set up for proper TV opera...

Page 9: ...evel 26 B YND 0 16 15 Difference value of NTSC B Y DC Level 27 R YND 0 16 15 Difference value of NTSC R Y DC Level 28 G YA 00 00 01 G Y Angle 29 RBGB 08 00 15 R Y B Y Gain Balance 30 RBAG 08 00 15 R Y...

Page 10: ...0 01 H lock V Det RF 72 HLK V 00 00 01 H lock V Det AV 73 VCO SW 00 00 01 C VCO Adjustment SW 74 VCOADJ 03 00 03 C VCO Adjustment 75 GRAY 00 00 01 Gray Mode 76 CROSS 00 00 03 Cross Black White 77 HL S...

Page 11: ...trast to maximum 3 Select Item No 04 V SIZ in the service mode 4 Change value to be optimum vertical size 5 Exit from the service mode 1 Receive a monochrome circular pattern 2 Set the brightness and...

Page 12: ...MAIN BOARD SCREEN VR Under side F B T 1 Receive a monochrome circular pattern 2 Set the brightness and colour to normal contrast to maximum 3 Enter to the service mode 4 Set each value of Item 16 RBI...

Page 13: ...stment Mode INPUT LEVEL 08 HI SEPARATION 21 LOW SEPARATION 34 ADJUST CHOOSE EXIT MENU 2 Service Adjustments Press the CHANNEL UP or CHANNEL DOWN button on the remote control handset to select the desi...

Page 14: ...ton 1 Connect an oscilloscope Probe A to TP 317 pin 38 of IC3401 and the ground Probe B to TP 318 pin 39 of IC3401 and the ground 2 Turn on the TV set and receive the multi sound programme 3 Press and...

Page 15: ...a value will be automatically stored in memory Service Adjustment 3 This adjustment is used to do a fine tuning of the channels with poor reception after they have been stored by the automatic tuning...

Page 16: ...t s gap must be more than 5mm to prevent sparks HORIZ WIDTH AND HIGH VOLTAGE CHECK 1 Receive the monochrome circular pattern 2 Set the brightness to normal and contrast to maximum 3 Adjust the focus c...

Page 17: ...lours to check this use bias controls Readjust the yoke position if necessary until all screens are pure 7 Adjust each Bias control and screen control to obtain white raster Refer to Gray Scale Adjust...

Page 18: ...610 104 2505 LATCH PUSH 7 9X6 9BK or 655 000 6936 LATCH PUSH 7 9X6 9BK 6 610 288 9277 DEC CONTROL SHEET C4BA 7 610 320 3485 CABINET FRONT C4BA 8 610 273 5185 CABINET BACK F2GS 9 645 069 4608 ASSY REMO...

Page 19: ...ould be considered when a component replacement is made in any area of a receiver Components indicated by a mark in this parts list and the circuit diagram show components whose value have special sig...

Page 20: ...02 TR 2SC2812N L6 TB0 405 163 1701 TR 2SC2812N L7 TB0 405 173 9803 TR 2SC3928A1R 405 173 9902 TR 2SC3928A1S Q681 405 011 8401 TR 2SC1740S Q 405 011 8500 TR 2SC1740S R 405 011 8609 TR 2SC1740S S 405 01...

Page 21: ...50V C232 403 260 2904 MT COMPO 0 33U J 50V C233 403 045 1504 ELECT 1000U M 25V C240 403 215 2201 CERAMIC 0 01U K 50V C243 403 215 2201 CERAMIC 0 01U K 50V C244 403 051 3103 ELECT 47U M 50V C245 403 08...

Page 22: ...ISTOR R003 401 026 3905 CARBON 330 JA 1 6W R006 401 026 8108 CARBON 4 7 JA 1 6W R019 401 007 7601 CARBON 150 JA 1 2W R029 401 007 7601 CARBON 150 JA 1 2W R031 401 027 5205 CARBON 680 JA 1 6W R033 401...

Page 23: ...RBON 22 JA 1 4W R620 401 010 4802 CARBON 470K JA 1 2W R621 401 010 4802 CARBON 470K JA 1 2W R622 401 019 9600 CARBON 47 JA 1 4W R623 401 026 4902 CARBON 330K JA 1 6W R624 402 001 8502 FUSIBLE RES 10 J...

Page 24: ...55 TE 17 D1910 407 206 5608 ZENER DIODE UDZS TE 1710B D249 407 099 6003 ZENER DIODE MTZJ9 1B D352 407 063 8705 ZENER DIODE MTZJ5 1C 407 056 9801 ZENER DIODE RD5 6EB1 D421 407 099 7208 ZENER DIODE MTZJ...

Page 25: ...1 E RA 405 066 9903 TR 2SC2688 1 K 405 067 0008 TR 2SC2688 1 L 405 067 0107 TR 2SC2688 1 M Q711 406 000 3605 TR 2SC3620 LB SAN 1 405 041 6507 TR 2SC2621 D RA 405 041 6705 TR 2SC2621 E RA 405 066 9903...

Page 26: ...406 DIODE 1SS133 D752 407 012 4406 DIODE 1SS133 D753 407 012 4406 DIODE 1SS133 D754 407 012 4406 DIODE 1SS133 MISCELLANEOUS K701 645 026 2005 SOCKET CRT 8P 652 001 0321 SOCKET CRT 8P 652 001 1465 SOCK...

Page 27: ...Nov 04 Panoramic...

Page 28: ...GQBZ 1 16GJ 100KAZ KK 5600 GQBZ 1 16 GJ1MAZ PM4 7LBZA 1 16GJ220AZ 1 16GJ220AZ KK 0 022 GQBZ KK 4700 GQBZ EM0 1 LBWA KK4700 GQBZ EM0 1 LBWA 1 16GJ 62KAZ EM0 47 LBWA 16EM47 LBWA EM4 7 LBWA 16EM 100 EM4...

Page 29: ...8 D653 R1907 J075 JW1 JW3 JW4 D1901 R423 C652 J051 D512 R831 J090 D861 D646 R830 VR462 J140 R602A C033 JP030 JP441 JP3402 L441A C465A PS601 R602 H3 IC002 IC001 J013 C355 J152 JP003 J008 J155 J151 JP00...

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