Sylvania SRT2232X service manual Main CBA Bottom View

Page 35

Main CBA Bottom View

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.

WF2

PIN 14

OF IC333

WF6

PIN 5

OF IC801

 

 

 

 

 

CAUTION: FOR CONTINUED PROTECTION AGAINST RISK

BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER

 

 

 

 

 

OF FIRE, REPLACE ONLY WITH SAME TYPE 4A, 125V FUSE.

SUPPLY CIRCUIT, AN ISOLATION TRANSFORMER MUST BE USED.

 

 

 

 

 

 

 

 

 

 

ATTENTION: UTILISER UN FUSIBLE DE RECHANGE DE

 

 

 

 

 

 

 

4A/125V MÊME TYPE DE 4A, 125V.

ALSO, IN ORDER TO HAVE THE ABILITY TO INCREASE THE INPUT

 

 

 

 

 

NOTE :

SLOWLY, WHEN TROUBLESHOOTING THIS TYPE POWER SUPPLY

 

 

 

 

 

The voltage for parts in hot circuit is measured

CIRCUIT, A VARIABLE ISOLATION TRANSFORMER IS REQUIRED.

 

 

 

 

 

using hot GND as a common terminal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WF8

Q571

Base

WF10

PIN 3

OF WH501A

WF9

PIN 1

OF CN571

WF12

PIN 4

OF CN571

WF11

PIN 7

OF IC551

WF7

Q572

Collector

WF16

PIN 8

OF TU1

WF1

PIN 3

OF IC33

7-13

7-14

BL6650F01011-1

Image 35
Contents SRT2232X Table of Contents Important Safety NoticeDBµV AFT Pull In Range 10mV input MHz ±2.2 ±0.7 SpecificationsDescription Condition Unit Nominal Limit DBµVL6115IMP Important Safety PrecautionsSafety Precautions for TV Circuit Not be Above 0.5 mAL6115IMP Precautions during Servicing Leakage Current Test Safety Check after ServicingClearance Distance Removal How to Remove / Install Flat Pack-ICStandard Notes for Servicing Circuit Board IndicationsWith Soldering Iron With Iron WireInstructions for Handling Semiconductors Reference Notes in the Table Cabinet Disassembly InstructionsDisassembly Flowchart Disassembly MethodMain CBA Rear CabinetTV Cable Wiring Diagram Service mode Electrical Adjustment InstructionsHow to set up the service mode +B AdjustmentSet to Initial SettingAV Memory Setting data GeneralCNT Enter the Service mode. SeePurity Check Black Stretch Control AdjustmentSD Check Mode Pedestal Adjustment Position AdjustmentSize Adjustment 10. V. Position AdjustmentPIN Cushion Adjustment Software Reset14. H. Size Adjustment Mode Input Cut-off AdjustmentWhite Balance Adjustment Purity Adjustment Sub-Brightness AdjustmentFocus Adjustment Figures Convergence AdjustmentL6650BLS Block DiagramsSystem Control Block Diagram RF/IF Signal Video Signal Audio Signal IF/Video Block DiagramL6650BLA Audio Block DiagramWF7 WF8 CRT/H.V. Block DiagramHOT CIRCUIT. be Careful Power Supply Block DiagramL6650BLP Tolerance of Capacitors are noted with the following Schematic Diagrams / Cbas and Test PointsStandard Notes Test Point Information Wire ConnectorsHow to read converged lines Is not consistent hereQ111 D-1 Q131 A-3 Q141 A-4 Q191 B-4 Q321 E-2 Main 1/4 Schematic DiagramMain 1/4 Ref No. Position IC151 IC333 C-2CN801 L-4 CN802 L-3 L6650SCM2 Main 2/4 Schematic DiagramMain 2/4 Ref No. Position IC431 IC771 IC801Main 3/4 Schematic Diagram Main 4/4 & CRT Schematic Diagram BL6650F01011-1 Main CBA Top ViewMain CBA Bottom View CRT CBA Top View CRT CBA Bottom View L6650WF Waveforms20∝sec L6650WI Wiring DiagramIC333 TV Micro Computer Pin Signal Name FunctionIC PIN Functions Judgement Input For Remote ControlWhite Balance Adjustment Switching if IC VCO11-2 L6650CEX Exploded ViewsCabinet Details for DY551 and surrounding parts11-3 L6250PEX Packing20030303 12-1 L6650CA Mechanical Parts ListV501 and DY551 Combination CRT Warning Label LocationCapacitors Electrical Parts List20030303 13-1 L6650EL 20030303 13-2 L6650EL 20030303 13-3 L6650EL Diodes Connectors20030303 13-4 L6650EL Coils 20030303 13-5 L6650ELICS Transistors 20030303 13-6 L6650ELResistors 20030303 13-7 L6650EL20030303 13-8 L6650EL 20030303 13-9 L6650EL 20030303 13-10 L6650EL SwitchesMiscellaneous 20030303 13-11 L6650EL20030303 13-12 L6650EL SRT2232X L6650UA

SRT2232X specifications

The Sylvania SRT2232X is a modern flat screen television that has garnered attention for its impressive features and cutting-edge technology. With a sleek design and robust capabilities, this TV is an appealing option for home entertainment.

One of the standout characteristics of the SRT2232X is its 32-inch LED display, which provides vibrant colors and sharp images. Thanks to the LED backlighting, viewers experience enhanced brightness and improved energy efficiency. The screen boasts a resolution of 1366 x 768 pixels, making it suitable for everyday viewing, whether it be movies, sports, or gaming.

The SRT2232X incorporates several technologies that improve the viewing experience. One such technology is the Digital Noise Reduction, which minimizes unwanted noise and enhances picture clarity. This feature is essential for content with high motion, ensuring that viewers can enjoy a smoother image without distractions.

The television includes integrated digital tuners that allow users to access free-to-air digital channels without the need for an additional set-top box. This convenience is coupled with HDMI ports that enable users to connect various devices, such as gaming consoles and Blu-ray players, providing versatility in multimedia options.

Audio quality is equally important, and the SRT2232X does not disappoint. It features built-in speakers that deliver clear and rich sound, suitable for standard viewing. Additionally, it often includes audio enhancement technologies that improve sound output, transforming the viewing experience into a more immersive one.

Furthermore, the Sylvania SRT2232X is designed with smart connectivity options. It typically includes USB ports that allow for direct playback of media files from flash drives. This means users can easily watch their favorite videos or view images without complicated setups.

The product is also lightweight and easily mountable, making it a flexible option for various living spaces. Whether placed on a stand or wall-mounted, the aesthetic appeal of the SRT2232X fits well in contemporary decor.

Overall, the Sylvania SRT2232X successfully combines solid performance with great features, making it a noteworthy choice for those seeking an affordable yet capable flat screen television for their home. With its combination of display technology, smart features, and user-friendly design, it provides a pleasant viewing experience for all.