Service Manual
Page 2
...Using an AC voltmeter to the customer: 1. NE LES REMPLACER QUE PAR UNE PIÈCE PORTANT LE NUMÉRO SPECIFIÉ. D1626HT SAFETY CHECK-OUT (US Model only) After correcting the original service problem, perform the following safety checks before releasing the set to check AC...meter if sets always have an accurate lowvoltage scale. Nearly all the insulators. 4. COMPONENTS IDENTIFIED BY SHADING AND MARK ¡ ON THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE PARTS LIST ARE CRITICAL FOR SAFE OPERATION. Be careful with an electrical shock when connecting the connector with...
...Using an AC voltmeter to the customer: 1. NE LES REMPLACER QUE PAR UNE PIÈCE PORTANT LE NUMÉRO SPECIFIÉ. D1626HT SAFETY CHECK-OUT (US Model only) After correcting the original service problem, perform the following safety checks before releasing the set to check AC...meter if sets always have an accurate lowvoltage scale. Nearly all the insulators. 4. COMPONENTS IDENTIFIED BY SHADING AND MARK ¡ ON THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE PARTS LIST ARE CRITICAL FOR SAFE OPERATION. Be careful with an electrical shock when connecting the connector with...
Service Manual
Page 4
... ADJUSTMENT 18 4. Block Diagrams 21 5-2. Picture Tube 52 6-3. ELECTRICAL PARTS LIST 54 GENERAL 5 2. D Board Removal 13 2-3. G Board Removal 14 2-4. Circuit Boards Location 29 5-4. A Board Removal 14 2-5. H and J Boards Removal 16 2-9. L Board Removal 15 2-6. Picture Tube Removal 17 3. Schematic Diagrams and Printed Wiring Boards ..... 29 (1) Schematic Diagram of D Board 33 (2) Schematic Diagrams of G, GA, H, J and...
... ADJUSTMENT 18 4. Block Diagrams 21 5-2. Picture Tube 52 6-3. ELECTRICAL PARTS LIST 54 GENERAL 5 2. D Board Removal 13 2-3. G Board Removal 14 2-4. Circuit Boards Location 29 5-4. A Board Removal 14 2-5. H and J Boards Removal 16 2-9. L Board Removal 15 2-6. Picture Tube Removal 17 3. Schematic Diagrams and Printed Wiring Boards ..... 29 (1) Schematic Diagram of D Board 33 (2) Schematic Diagrams of G, GA, H, J and...
Service Manual
Page 23
... STAT- 3 V STAT- 2 V STAT+ 1 1 GND 2 V.DY C 3 V.DY H 4 NC 5 H.DY C 6 H.DY C 7 NC 8 NC 9 H.DY H 10 H.DY H 2 ROTATION+ 1 ROTATION- SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS Note: • All capacitors are in below table, be sure to perform the related adjustment. Should replacement be measured. •...,GEO, MAGNETIC SENSOR CN5004 4P WHT :VH LED0 1 LED1 2 LED2 3 LED3 4 KEY_DET 5 D GND 6 STBY+5V 7 TEMP_DRI 8 GND 9 GND 10 GND 11 FASTEN (CRT SHIELD) CN801 11P WHT :S-MICRO L H (USER CONTROL) CN671 11P WHT :S-MICRO 1 H CENT H 2 H CENT N 3 H CENT L 4 +200V 5 +200V 6 ...
... STAT- 3 V STAT- 2 V STAT+ 1 1 GND 2 V.DY C 3 V.DY H 4 NC 5 H.DY C 6 H.DY C 7 NC 8 NC 9 H.DY H 10 H.DY H 2 ROTATION+ 1 ROTATION- SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS Note: • All capacitors are in below table, be sure to perform the related adjustment. Should replacement be measured. •...,GEO, MAGNETIC SENSOR CN5004 4P WHT :VH LED0 1 LED1 2 LED2 3 LED3 4 KEY_DET 5 D GND 6 STBY+5V 7 TEMP_DRI 8 GND 9 GND 10 GND 11 FASTEN (CRT SHIELD) CN801 11P WHT :S-MICRO L H (USER CONTROL) CN671 11P WHT :S-MICRO 1 H CENT H 2 H CENT N 3 H CENT L 4 +200V 5 +200V 6 ...
Service Manual
Page 25
... C059 0.01 B:CHIP 39 CLPOUT 40 VCCP 41 HS/CS1 42 HS/CS2 43 VS1 44 VS2 IC007 CXA2043Q DEFLECTION PROCESS VSPDM 22 VSHPR 21 VSHPC 20 VSHAPE 19 VSHPLVL 18 PEAKDET 17 R057 C060 15k 10 :RN-CP C062 0.1 25V B:CHIP C063 0.1 :PT 45 INPUT_SEL VCC2... 5 1.1 6 4.2 7 0 IC004 5 4.8 6 4.8 IC005 1 0.4 3 0 7 1.5 8 4.8 IC009 1 2 3 5 6 7 -0.1 4.7 4.5 0.3 0.3 4.5 IC010 1 3 4 5 6 7 9 10 12 14 15 16 17 18 19 20 23 24 25 26 27 28 4.0 3.0 2.8 2.3 2.6 0.6 4.8 4.8 5.4 4.5 4.5 5.4 1.0 0 5.1 3.7 0.8 2.5 -0.1 4.0 4.0 4.4 Ref. Pin No. (1) Schematic Diagram of D Board 1 ROTATION+ 2 ROTATION-
... C059 0.01 B:CHIP 39 CLPOUT 40 VCCP 41 HS/CS1 42 HS/CS2 43 VS1 44 VS2 IC007 CXA2043Q DEFLECTION PROCESS VSPDM 22 VSHPR 21 VSHPC 20 VSHAPE 19 VSHPLVL 18 PEAKDET 17 R057 C060 15k 10 :RN-CP C062 0.1 25V B:CHIP C063 0.1 :PT 45 INPUT_SEL VCC2... 5 1.1 6 4.2 7 0 IC004 5 4.8 6 4.8 IC005 1 0.4 3 0 7 1.5 8 4.8 IC009 1 2 3 5 6 7 -0.1 4.7 4.5 0.3 0.3 4.5 IC010 1 3 4 5 6 7 9 10 12 14 15 16 17 18 19 20 23 24 25 26 27 28 4.0 3.0 2.8 2.3 2.6 0.6 4.8 4.8 5.4 4.5 4.5 5.4 1.0 0 5.1 3.7 0.8 2.5 -0.1 4.0 4.0 4.4 Ref. Pin No. (1) Schematic Diagram of D Board 1 ROTATION+ 2 ROTATION-
Service Manual
Page 26
... (POWER SUPPLY) B-SS3414-G.. 4 1 3 2 PH660 R669 PC123FY2 2.2k CN673 5P WHT :S-MICRO DGUS SW 1 POWER SW 2 HEATER SW 3 STBY+8V 4 GND 5 TO D BOARD CN504 Schematic diagram Ò (d) board Schematic diagrams (g)(ga)(h) (j)(l) boards l • G BOARD VOLTAGE LIST Ref. OUT2 OUT1 V.S2 V.S1 VCC IC5101 LA6510 AMP 12345 + VEE D5103 MA153 R5121 C5111 100k 0.1 :FPRD...
... (POWER SUPPLY) B-SS3414-G.. 4 1 3 2 PH660 R669 PC123FY2 2.2k CN673 5P WHT :S-MICRO DGUS SW 1 POWER SW 2 HEATER SW 3 STBY+8V 4 GND 5 TO D BOARD CN504 Schematic diagram Ò (d) board Schematic diagrams (g)(ga)(h) (j)(l) boards l • G BOARD VOLTAGE LIST Ref. OUT2 OUT1 V.S2 V.S1 VCC IC5101 LA6510 AMP 12345 + VEE D5103 MA153 R5121 C5111 100k 0.1 :FPRD...
Service Manual
Page 27
...screen printed circuit ( ) Ref. * Q7501-Q7504 1 *: Refer to Terminal name of the rear side. L BOARD (Component Side) - D1626HT (g) (ga) POWER SUPPLY POWER SENSOR D1626HT (h) USER CONTROL - L BOARD Terminal name of semiconductors * in silk screen printed circuit ( ) Ref. * D5501 3 D5101, D5103, ... side which enables seeing. • b : Pattern of semiconductors in silk screen printed circuit (see page 29) Schematic diagram (a) board l G BOARD - H BOARD - (l) V.STAT, H.STAT, LLC, GEO MAGNETIC SENSOR - A B C D E F G H - GA BOARD - L BOARD (...
...screen printed circuit ( ) Ref. * Q7501-Q7504 1 *: Refer to Terminal name of the rear side. L BOARD (Component Side) - D1626HT (g) (ga) POWER SUPPLY POWER SENSOR D1626HT (h) USER CONTROL - L BOARD Terminal name of semiconductors * in silk screen printed circuit ( ) Ref. * D5501 3 D5101, D5103, ... side which enables seeing. • b : Pattern of semiconductors in silk screen printed circuit (see page 29) Schematic diagram (a) board l G BOARD - H BOARD - (l) V.STAT, H.STAT, LLC, GEO MAGNETIC SENSOR - A B C D E F G H - GA BOARD - L BOARD (...
Service Manual
Page 28
...TO G BOARD CN672 CN406 2P WHT :VH 1KV N.C. TO D BOARD CN507 14 13 12 11 10 9 8 7 6 5 4 3 2 1 15 16 17 18 19 20 21 22 23 24 25 26 27 28 10 9 8 7 6 5 4 3 2 1 11 12 13 14 15 16 17 18 19 20 NC PWM0 NC PWM1 R447 470 :CHIP... B E Q105 B C 2.8 3.5 7.3 112.6 SK401 KR KG KB G2 H2 87.0 87.0 87.0 474.0 6.5 A(VIDEO AMP,RGB OUT) 3.0 Vp-p (H) • A BOARD VOLTAGE LIST Ref. D1626HT (3) Schematic Diagram of A Board D1626HT D1626HT CONNECTOR RANEL TO D BOARD CN511 54321 10 9 8 7 6 15 14 13 12 11 HD15 VD HD B GR 5BNC • A BOARD WAVEFORMS 1 6 3.0 Vp-p (H) 2 37.0 Vp-p (H) ...
...TO G BOARD CN672 CN406 2P WHT :VH 1KV N.C. TO D BOARD CN507 14 13 12 11 10 9 8 7 6 5 4 3 2 1 15 16 17 18 19 20 21 22 23 24 25 26 27 28 10 9 8 7 6 5 4 3 2 1 11 12 13 14 15 16 17 18 19 20 NC PWM0 NC PWM1 R447 470 :CHIP... B E Q105 B C 2.8 3.5 7.3 112.6 SK401 KR KG KB G2 H2 87.0 87.0 87.0 474.0 6.5 A(VIDEO AMP,RGB OUT) 3.0 Vp-p (H) • A BOARD VOLTAGE LIST Ref. D1626HT (3) Schematic Diagram of A Board D1626HT D1626HT CONNECTOR RANEL TO D BOARD CN511 54321 10 9 8 7 6 15 14 13 12 11 HD15 VD HD B GR 5BNC • A BOARD WAVEFORMS 1 6 3.0 Vp-p (H) 2 37.0 Vp-p (H) ...