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SERVICE MANUAL Colour Television
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 . . 75Ω
Ext. Terminals
Video inputs: Phono jack
Audio inputs: Phono jack
Headphone Jack (Mono)
Sound Output (RMS) . . . . 2W
Speakers . . . . . . . . . . . 5 cm x 9 cm x 1 pc.
Dimensions . . . . . . . . . 496 (W)
Weight . . . . . . . . . . . . . approx. 16.7 Kg
Specifications subject to change without notice.
F8GV
AUDIO
VOL
VIDEO
MENU
CH
2 (1Vp - p, 75Ω)
2 (436mVrms, more than 40KΩ)
1
464 (H)
472 (D)mm
FILE NO.
Model No. PM2024
Service Ref. No. PM2024-00
JXMRR
Product Code: 111342116
Original Version
Chassis Series: LA5-A
Give complete "SERVICE REF. NO." for parts
order or servicing. It is shown on the rating
plate 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.
(Argentina)
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Summary of Contents for Philco PM2024
- Page 1 FILE NO. SERVICE MANUAL Colour Television Model No. PM2024 (Argentina) Service Ref. No. PM2024-00 AUDIO VIDEO MENU JXMRR Specifications Product Code: 111342116 Power Source ..AC220V, 50Hz / 60Hz Receiving System ..PAL (M/M, N/N), NTSC (M/M)
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Page 2: Table Of Contents
Contents Safety Notice ............... . 2 Chassis Block Diagram . -
Page 3: Chassis Block Diagram
Chassis Block Diagrams MAIN SIGNAL PROCESSING CIRCUIT... - Page 4 Chassis Block Diagrams SYSTEM CONTROL...
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Page 5: Ic Block Diagrams
IC Block Diagrams IC201 < IF/Video/Chroma/Def. > LA76818A Audio Output SIF Input FM Output/Selected SIF APC Filter Audio Output SIF Output PIF AGC Ext. Audio Input RF AGC Output PIF Input1 APC Filter VCO Coil 1 PIF Input 2 VCO Coil 2 IF Ground VCO Filter IF Vcc... - Page 6 IC Block Diagrams IC201 <IF System Block Diagram> LA76818A...
- Page 7 IC Block Diagrams IC001 < Audio AMP. > LA42052-E 30KΩ 300Ω POWER FILTER INPUT IC501 < Vertical Output > LA78040N, TDA9302H Thermal Protection Pump...
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Page 8: Service Adjustments
Service Adjustments General This set has an On-screen Service Menu system includ- ed in the CPU thar allows remote operation for most of the service adjustments. Service Adjustment-1 1. Enter the Service Menu While pressing the MENU button on the televi- sion, press the Number Key 2 on the remote control unit. - Page 9 Service Adjustments On-screen Service Menu Following table shows the initial values which have been stored in the CPU ROM, and items for the service adjustments. Item Initial value Range Description RFAGC 00~63 RF AGC adjustment H-PHA 00~31 H-PHASE adjustment (50Hz) V-POS 00~63 Vertical position adjustment (50Hz)
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Page 10: Important Notice
Service Adjustments Item Initial value Range Description COOP 00~07 Colour Killer Y-APF 00, 01 Y-APF Select DEEM 00, 01 De-emphasis TC V-LVL 00~07 Video Level FMLVL 00~31 FM Level TTEST 00~07 Trap Test IFOM-S 00, 01 Over Mod. SW IFMN-S 00, 01 Audio Monitor SW, Monitor/FM IFTRPS... - Page 11 Service Adjustments Item 01 [RFAGC] AGC Item 12 [OSDHP] OSD POSITION NOTE: Do not attempt this adjustment with weak signal. (1) Receive a monochrome circular pattern. (1) Tune the receiver to most clearest (or strongest) VHF (2) Set the brightness and contrast to normal. station in your area.
- Page 12 Service Adjustments Items 16-23 GREY SCALE (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 RBIAS, 17 GBIAS, 18 BBIAS mode to 00. Set each value of Item-19 RDRIV, 21 BDRIV mode to 63, 20 GDRIV to 07.
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Page 13: Service Adjustment
Service Adjustments Service Adjustment-2 FINE TUNING This adjustment is used to do a fine tuning of the channels with poor reception after they have been stored by the automatic tuning. This function is available for one channel only and the fine-tuned channel is memorized into IC802 (EEPROM). 1. -
Page 14: Protection Circuit
Service Adjustments Service Adjustment-3 FOCUS ADJUSTMENT HIGH VOLTAGE CHECK (1) Receive the monochrome circular pattern. Note: +B (+130V) Voltage Check and Grayscale Adjustment (2) Set the brightness to normal and contrast to maximum. must be completed before attempting High Voltage Check. (3) Adjust the focus control on the F.B.T. -
Page 15: Purity And Convergence Adjustment
Purity and Convergence Adjustment CAUTION: The Convergence and Purity adjustments have been made at the factory. Readjustment should be made only after picture tube or deflection yoke replacement, following the steps below: PURITY ADJUSTMENT 8. Tighten the mounting screw of the Deflection Yoke. Adjust 1. -
Page 16: Cabinet Parts List
SPRING-HKG-S6KL 610 278 1601 DEC IND-F8GF 610 278 3520 BUTTON UNITED-F8FH 610 278 1564 CABINET FRONT-F8GH 610 318 0991 BADGE PHILCO-F8FS 610 277 7369 CABINET BACK-F8GE 610 318 4036 LABEL RATING-F8GV 645 069 4608 ASSY,REMOCON JXMRR 610 297 3723 RC-BATTERY LID-JXMRA... -
Page 17: Chassis Electrical Parts List
Chassis Electrical Parts List F8GV Product safety should 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 significance to product safety. - Page 18 F8GV Ref. No. Part No. Description Ref. No. Part No. Description 405 013 7006 TR 2SC2274-F 405 020 7709 TR 2SC945A-QA Q641 406 000 6804 TR 2SA1015-GR(SAN) 405 020 7907 TR 2SC945A-RA 405 001 7605 TR 2SA1015-Y(SAN) Q693 405 011 8401 TR 2SC1740S-Q 405 004 3208 TR 2SA564A-R(CU)
- Page 19 F8GV Ref. No. Part No. Description Ref. No. Part No. Description IC801 410 527 1907 IC LC863440W-53Z0-TLM C441 403 346 6901 MT-POLYPRO 0.22U J 250V IC802 409 495 7004 IC CAT24WC04P C442 403 346 6901 MT-POLYPRO 0.22U J 250V 409 470 3403 IC KS24C041C C469 403 049 4204...
- Page 20 F8GV Ref. No. Part No. Description Ref. No. Part No. Description C681 403 040 5408 ELECT 2200U M R222 401 105 0504 MT-GLAZE 1K JA 1/16W C691 403 039 6508 ELECT 100U M R223 401 105 0504 MT-GLAZE 1K JA 1/16W C693 403 043 9106 ELECT...
- Page 21 F8GV Ref. No. Part No. Description Ref. No. Part No. Description R614 401 025 8208 CARBON 22K JA 1/6W R840 401 105 4007 MT-GLAZE 330 JA 1/16W R615 401 025 7409 CARBON 220 JA 1/6W R841 401 105 5301 MT-GLAZE 4.7K JA 1/16W R616 401 025 4606...
- Page 22 F8GV Ref. No. Part No. Description Ref. No. Part No. Description D1901 407 116 6504 LED SLP-181B-51 D661 407 099 5501 ZENER DIODE MTZJ6.2C D1908 407 149 0807 DIODE 1SS355-TE-17 407 057 2801 ZENER DIODE RD6.2EB3 D1909 407 149 0807 DIODE 1SS355-TE-17 D662 407 099 5600...
- Page 23 F8GV Ref. No. Part No. Description Ref. No. Part No. Description 610 315 1298 ASSY,PWB,CRT F8GP R741 401 020 0801 CARBON 470 JA 1/4W R742 401 105 1501 MT-GLAZE 1.5K JA 1/16W 1AA0B10E694CB R744 401 105 1402 MT-GLAZE 150 JA 1/16W R751 401 105 7909 MT-GLAZE...
- Page 24 July/’04...
- Page 25 12 X 10 =12K SERVICE Rated wattage (1/2W) W: Wire wounding PM2024-00 may be some components or partial circuit differences between the C: Solid actual chassis and the circuit diagram. REF. NO. 9. Parts specified with "X" are not installed in this model.
- Page 26 Waveforms & Voltages CRT BOARD (Component Location) (On the Main Board) 1AA4B10E6900B IC001 (AUDIO AMP.) Pin-1 1.1V 0.7V 0.7V 0.7V 14.8V Q701 R741 B-OUT D741 D742 J702 IC201 (IF/VIDEO/CHROMA) Q701-L D754 Q711 Pin-1 2.3V 2.2V 2.7V 1.7V 2.9V 2.9V 5.0V 2.3V L700 Q721...
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