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Durabrand DWT1905 Service Manual

Durabrand DWT1905 Manual Online:

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Durabrand DWT1905 User Manual
Durabrand DWT1905 User Guide
Durabrand DWT1905 Online Manual

Text of Durabrand DWT1905 User Guide:

  • Durabrand DWT1905, SERVICE MANUAL This service manual shows only the differences between the model DWT1905 and the original model ST419E. All other information is described in the service manual of the model ST419E. 19″ COLOR TELEVISION DWT1905 TABLE OF CONTENTS The difference from the original model ST419E in ELECTRICAL ADJUSTMENT INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Block Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 Schematic Diagrams / CBA's and Test Points

  • Durabrand DWT1905, 1-1 L2314EA The difference from the original model ST419E in ELECTRICAL ADJUSTMENT INSTRUCTIONS For 3-1. Setting for Data Values, “VIDEO TONE---set to” becomes “ON”, since SHARP function is installed in this model. 3-1. Setting for Data Values General 1. Enter the Service mode. 2. To select the data value, press "VOL p" button on the service remote control unit. 3. To set the following each data value, press "CH o / p" buttons on the service remote control unit. 7F --- set to 7F LANGUAGE --- set to SPA/FRA ACCESS CODE --- set to OFF SOUND TYPE --- set to MONO VIDEO TONE

  • 2-1 BLOCK DIAGRAMS IF/Video/System Control Block Diagram L2314BLIF 58 73 75 16 63 56 32 SCL CF31 CF32 VCO F/B Q31 AFT AGC-IN EXT-H PROTECT-2 PROTECT-1 PROTECT-3 P-ON-H SDA TUNER LINE TO CRT/H.V. BLOCK WH301A TO CRT/H.V. BLOCK WH301B BLUE5 GREEN4 RED3 IC111 IC31 (IF SIGNAL PROCESS) REMOTE SENSOR KEY SWITCH CHROMINANCE PROCESS CIRCUIT LUMINANCE PROCESS CIRCUIT H-SYNC PROCESS CIRCUIT V-SYNC P

  • Durabrand DWT1905, 3-1 L15N_SC SCHEMATIC DIAGRAMS / CBA'S AND TEST POINTS Standard Notes Many electrical and mechanical parts in this chassis have special characteristics. These characteristics often pass unnoticed and the protection afforded by them cannot necessarily be obtained by using replacement components rated for higher voltage, wattage, etc. Replacement parts that have these special safety characteristics are identified in this manual and its supplements; electrical components having such feature

  • 3-2 L15N_SC LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWING PAGES: 1. CAUTION: CAUTION: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE_A,_V FUSE. ATTENTION: UTILISER UN FUSIBLE DE RECHANGE DE MÊME TYPE DE_A,_V. 2. CAUTION: Fixed Voltage (or Auto voltage selectable) power supply circuit is us

  • Durabrand DWT1905, 3-3 Main 2/3 Schematic Diagram L2314SCM2 CAUTION ! Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. If Main Fuse (F601) is blown , check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply. Otherwise it may cause some components in the power supply circuit to fail. For continued protection against risk of fire, replace only with same type 4 A, 125V fuse. CAUTION ! : ATTENTION : Utiliser un fusible de rechange de même type de 4A, 125V. 4A/125V NOTE: The voltage for parts in hot circuit is measured using ho

  • Durabrand DWT1905, 3-4 FOCUS-VR (UPPER SIDE) SCREEN-VR (LOWER SIDE) GND TP300 VR661 +B ADJ +B TP601 CAUTION ! Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. If Main Fuse (F601) is blown , check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply. Otherwise it may cause some components in the power supply circuit to fail. For continued protection against risk of fire, replace only with same type 4 A, 125V fuse. CAUTION ! : ATTENTION : Utiliser un fusible de

  • Durabrand DWT1905, 3-5 Q571 Base WF8 PIN 4 OF CN571 WF12 WF9 PIN 1 OF CN571 PIN 3 OF WH501A WF10 PIN 7 OF IC551 WF11 Q572 Collector WF7 WF1 PIN 2 OF IC31 WF6 PIN 9 OF IC31 WF2 PIN 14 OF IC111 PIN 8 OF TU1 WF16 Main CBA Bottom View For continued protection against risk of fire, replace only with same type 4 A, 125V fuse. CAUTION ! : ATTENTION : Utiliser un fusible de rechange de même type de 4A, 125V. 4A/125V CAUTION ! Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. If Main Fuse (F601) is blown , check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply. Otherwise it may cause som

  • Durabrand DWT1905, 3-6 WF15 Q501 Collector Q501 Base WF3 WF14 Q502 Collector Q502 Base WF4 WF13 Q503 Collector Q503 Base WF5 BL2300F01011-2 CRT CBA Top View CRT CBA Bottom View CRT CBA Ref No. Position Q501 B-2 Q502 B-2 Q503 B-2 CN501 A-1 WH301B B-1 WH501B B-1 TRANSISTORS CONNECTORS

  • Durabrand DWT1905, 4-1 L2314PL Different parts from the original model (ST419E) Ref. No. Description Part No. MECHANICAL PARTS A1 FRONT CABINET L2314UQ 1EM020170 A2 CONTROL PLATE L2314UQ 1EM220118 A4# RATING LABEL L2314UQ ---------- A5 BRAND BADGE L2204UE 0EM408903 B3 Not Used S1 CARTON L2314UQ 1EM420767 S6 SERIAL NO. LABEL L2314UQ ---------- S7 LABEL, EAS(H3761UD) MAKER NO.ZLLFNSLE1 ---------- X1# OWNERS MANUAL L2314UQ 1EMN20269 X2 REMOTE CONTROL NE142UD NE142UD X4 SHEET RETURN STOP L2204UE 0EM408998 ELECTRICAL PARTS MMA CBA 1ESA10705 C38 Not Used C601# METALLIZED FILM CAP. 0.22µF/250V CT2E224MS037 C609 CERAM

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