Service Manual
Page 1
... 1 thru 125 (EIA, Channel Plan U.S.A.) Specifications are subject to be used for after sales service only. SHARP CORPORATION This document has been published to change without notice. 21FL94 SERVICE MANUAL S64T921FL94// COLOR TELEVISION Chassis No. GA-4 MODEL 21FL94 In the interests of user-safety (Required by safety regulations in some countries ) the set should...
... 1 thru 125 (EIA, Channel Plan U.S.A.) Specifications are subject to be used for after sales service only. SHARP CORPORATION This document has been published to change without notice. 21FL94 SERVICE MANUAL S64T921FL94// COLOR TELEVISION Chassis No. GA-4 MODEL 21FL94 In the interests of user-safety (Required by safety regulations in some countries ) the set should...
Service Manual
Page 3
... the chassis (antenna, metal cabinet, screw heads, knobs and control shafts, escutcheon, etc.) and measure the AC voltage drop across the resistor. 21FL94 IMPORTANT SERVICE SAFETY PRECAUTION (Continued) BEFORE RETURNING THE RECEIVER (Fire & Shock Hazard) Before returning the receiver to the user, perform the following manner... for the purpose of completing these special safety characteristics are not pinched or that no shock hazard exists, check for this manual; To be sure that hardware is not lodged between the chassis and other hazards. identical to make certain that leads are...
... the chassis (antenna, metal cabinet, screw heads, knobs and control shafts, escutcheon, etc.) and measure the AC voltage drop across the resistor. 21FL94 IMPORTANT SERVICE SAFETY PRECAUTION (Continued) BEFORE RETURNING THE RECEIVER (Fire & Shock Hazard) Before returning the receiver to the user, perform the following manner... for the purpose of completing these special safety characteristics are not pinched or that no shock hazard exists, check for this manual; To be sure that hardware is not lodged between the chassis and other hazards. identical to make certain that leads are...
Service Manual
Page 18
21FL94 18 ADJUSTMENT ITEM ADJUSTMENT POSITION V21 H-VCO STEP RANGE 0-7 CONTROL I2C CONTROL PRE-ADJUST REQUIREMENT OPTION SET UP, BUS SET UP CONTENT NO SIGNAL (RASTER) CONDITION INPUT CONDITION AC 220V OUTPUT IC 801 PIN 11 (MANUAL ADJ) 1) GO TO SERVICE MODE, 2) GO TO SERVICE DATA V21, ADJ ...OPTION SET UP, BUS SET UP CONTENT NO SIGNAL (RASTER) CONDITION INPUT CONDITION AC 220V OUTPUT CONFIRMATION ON CRT DISPLAY (AUTO), IC801 PIN 2 VOLTAGE (MANUAL). (AT SELF ADJUSTMENT MODE) 1) GO INTO SERVICE MODE, BY SELECTING THE SERVICE DATA V10 2) PRESS THE R/C FOR AUTO PIF-VCO KEY, OSD...
21FL94 18 ADJUSTMENT ITEM ADJUSTMENT POSITION V21 H-VCO STEP RANGE 0-7 CONTROL I2C CONTROL PRE-ADJUST REQUIREMENT OPTION SET UP, BUS SET UP CONTENT NO SIGNAL (RASTER) CONDITION INPUT CONDITION AC 220V OUTPUT IC 801 PIN 11 (MANUAL ADJ) 1) GO TO SERVICE MODE, 2) GO TO SERVICE DATA V21, ADJ ...OPTION SET UP, BUS SET UP CONTENT NO SIGNAL (RASTER) CONDITION INPUT CONDITION AC 220V OUTPUT CONFIRMATION ON CRT DISPLAY (AUTO), IC801 PIN 2 VOLTAGE (MANUAL). (AT SELF ADJUSTMENT MODE) 1) GO INTO SERVICE MODE, BY SELECTING THE SERVICE DATA V10 2) PRESS THE R/C FOR AUTO PIF-VCO KEY, OSD...
Service Manual
Page 19
ADJUSTMENT PROCEDURE (AT MANUAL ADJUSTMENT MODE) 1. ADJUST THE V08 BUS DATA UNTIL AGC TERMINAL VOLTAGE BE- CHANGE THE ANTENNA INPUT SIGNAL TO 63-67 dBµV, AND MAKE SURE ... FBT SO THAT CUT-OFF LINE JUST DISAPPEAR AND USE R/C TO SET V19 TO "0", NEXT DISABLE THE YMUTE SO THAT PICTURE APPEAR IN NORMAL MODE. 21FL94 19 [VOLTAGE CONFIRMATION] MAX - 0.1V dc HISTORY SYMBOL REVISED CONTENT, OF REVISION 19-1 [VOLTAGE CONFIRMATION] HISTORY SYMBOL REVISED CONTENT, OF REVISION 19-2 GO TO SERVICE...
ADJUSTMENT PROCEDURE (AT MANUAL ADJUSTMENT MODE) 1. ADJUST THE V08 BUS DATA UNTIL AGC TERMINAL VOLTAGE BE- CHANGE THE ANTENNA INPUT SIGNAL TO 63-67 dBµV, AND MAKE SURE ... FBT SO THAT CUT-OFF LINE JUST DISAPPEAR AND USE R/C TO SET V19 TO "0", NEXT DISABLE THE YMUTE SO THAT PICTURE APPEAR IN NORMAL MODE. 21FL94 19 [VOLTAGE CONFIRMATION] MAX - 0.1V dc HISTORY SYMBOL REVISED CONTENT, OF REVISION 19-1 [VOLTAGE CONFIRMATION] HISTORY SYMBOL REVISED CONTENT, OF REVISION 19-2 GO TO SERVICE...
Service Manual
Page 40
...) D810 RH-EX0263TAZZY X Zener, EX0263TA AB D811 RH-EX0263TAZZY X Zener, EX0263TA AB PWB-A DUNTKC522WEA0 - MTS Unit - - - electrical components having such features are identified in this manual; CRT Unit PWB-C DUNTKC574WEA0 - The use of a substitute replacement part which have your order filled promptly and correctly, please furnish the D203 VHD1SS119//-1Y X 1SS119... NO. 2. MODEL NUMBER 3. REF. NPo. No. Ref. D602 VHD1SS244//-1Y X 1SS244 AB D603 RH-EX0667GEZZY X Zener, EX0667GE D606 RH-DX0131CEZZY X DX0131CE AB Ref. LACPaErt NMo. 21FL94 RReEf.
...) D810 RH-EX0263TAZZY X Zener, EX0263TA AB D811 RH-EX0263TAZZY X Zener, EX0263TA AB PWB-A DUNTKC522WEA0 - MTS Unit - - - electrical components having such features are identified in this manual; CRT Unit PWB-C DUNTKC574WEA0 - The use of a substitute replacement part which have your order filled promptly and correctly, please furnish the D203 VHD1SS119//-1Y X 1SS119... NO. 2. MODEL NUMBER 3. REF. NPo. No. Ref. D602 VHD1SS244//-1Y X 1SS244 AB D603 RH-EX0667GEZZY X Zener, EX0667GE D606 RH-DX0131CEZZY X DX0131CE AB Ref. LACPaErt NMo. 21FL94 RReEf.
Service Manual
Page 45
...TiNS-B246WJZZ X Operation Manual PACKING PARTS (NOT REPLACEMENT ITEM) SPAKCB318WJZZ - Polyethylene Bag - SPAKPA055WJZZ - Wrapping Paper - TLABM0005GJZZ - SPAKXA145WJZZ - No. Front Cabinet - 1-2 HBDGB3155CESA X SHARP Badge AD 1-3 ...HDECQA403WJSA X LED, R/C Cover 1-4 JBTN-A070WJKD X Power Button 1-5 MSPRC0005PEFW X Power Button Spring AA 1-6 GDORFA015WJKD X Door 1-7 MSPRPA012WJFW X Door Spring AB 1-8 HiNDPA194WJSA X Indication Plate AC 1-9 GBFL-A007WJZZ X Speaker Baffer AC 2 GCABBA088WJKA X Rear Cabinet AX 45 TLABZA713WJZZ - 21FL94...
...TiNS-B246WJZZ X Operation Manual PACKING PARTS (NOT REPLACEMENT ITEM) SPAKCB318WJZZ - Polyethylene Bag - SPAKPA055WJZZ - Wrapping Paper - TLABM0005GJZZ - SPAKXA145WJZZ - No. Front Cabinet - 1-2 HBDGB3155CESA X SHARP Badge AD 1-3 ...HDECQA403WJSA X LED, R/C Cover 1-4 JBTN-A070WJKD X Power Button 1-5 MSPRC0005PEFW X Power Button Spring AA 1-6 GDORFA015WJKD X Door 1-7 MSPRPA012WJFW X Door Spring AB 1-8 HiNDPA194WJSA X Indication Plate AC 1-9 GBFL-A007WJZZ X Speaker Baffer AC 2 GCABBA088WJKA X Rear Cabinet AX 45 TLABZA713WJZZ - 21FL94...