Daewoo DSC-3220E/3220L Dvsup, Dvss, Resetq, VREF2, Dacmr, Dacml, VREF1, SC1OUTR, SC1OUTL, Ahvsup

Page 28

Service manual SC-150

Pin No.

Pin Name

Type

Short description

12

TP

In / Out

Test pin

13

TP

Out

Test pin

14

NC

 

Not Connected

15

TP

Out

Test pin

16

TP

Out

Test pin

17

TP

Out

Test pin

18

DVSUP

 

Digital power supply +5V

19

DVSS

 

Digital Ground

20

NC

 

Not Connected

21

NC

 

Not Connected

22

NC

 

Not Connected

23

NC

 

Not Connected

24

RESETQ

In

Power-On-reset

25

NC

 

Not Connected

26

NC

 

Not Connected

27

VREF2

 

Reference ground 2 high voltage part

28

DACM_R

Out

Loudspeaker out Right

29

DACM_L

Out

Loudspeaker out Left

30

NC

 

Not Connected

31

TP

Out

Test pin

32

NC

 

Not Connected

33

NC

 

Not Connected

34

NC

 

Not Connected

35

VREF1

 

Reference ground 1 high voltage part

36

SC1_OUT_R

Out

Scart output 1, right

37

SC1_OUT_L

Out

Scart output 1, left

38

NC

 

Not Connected

39

AHVSUP

 

Analog power supply 8.0V

40

CAPL_M

 

Volume capacitor MAIN

41

AHVSS

 

Analog ground

42

AGNDC

 

Analog reference voltage high voltage part

43

NC

 

Not Connected

44

NC

 

Not Connected

45

NC

 

Not Connected

46

NC

 

Not Connected

47

NC

 

Not Connected

48

ASG2

 

Analog Shield Ground 2

49

SC2_IN_L

In

Scart input 2 in, left

 

 

 

 

50

SC2_IN_R

In

Scart input 2 in, right

51

ASG1

 

Analog Shield Ground 1

52

SC1_IN_L

In

Scart input 1 in, left

53

SC1_IN_R

In

Scart input 1 in, right

54

VREFTOP

 

Reference voltage IF A/D converter

55

MONO_IN

In

Mono input

56

AVSS

 

Analog ground

57

AVSUP

 

Analog power supply

58

ANA_IN1+

 

In IF input 1

-27-

Image 28
Contents Chassis SC-150 Contents General description Main PCB Union PCB Main Features Power consumptionSound Output Power Tuning systemSvhs Pin Signal Description Matching value Page C01 C02C03 C04639.25 S10 S11S12 S13Program Group Skip Special case Country selection = OthersITV Safety instruction RAY Radiation PrecautionOrder Default settingh for SC-150 Alignment instructionsParabola HOR WidthOption HOR Paral BOW HOR Width Corner EW Trapez IC description VCTPage Page Chassis IC marking OSD languages Atss countries Text IC version VCT 3832A VCT 3834APin Name Type Short Description Gndaf Supply AGC Page DSP-Section Audio Baseband Processing Analogue SectionNicam plus FM/AM-Mono German 2-Carrier System Dual FM SystemPAL SECAM-LUssr AdrselResetq DvsupDvss VREF2Features ANAIN1Testen XtalinPin Symbol Function OUT1 GND1OUT1+ ModeTDA8946J Page GND Block diagram TDA6107Q SDA SCLPage Pin Name Symbol Description VIN OVPIIN H TJ TSDDescription IC Pins Symbol Rating Unit I2C Decoder SW1 SW0SW2 SW3IN3 OUTIN1 IN2VEE Circuit description If section Block diagram Vision if Amplifier Standard Features FPLL, VCO and AFCPage Page Adaptive Comb Filter VCT3834A only Video Sync Processing CRT Measurement and Control Page Configuration Stand byDescription Application Forced KEY Page ESC Quadrature MixersPage Page Power supply primary part operations STR-F6654 general descriptionPage STR-F6654 oscillating operation Overcurrent protection function OCP Latch circuitThermal shutdown circuit TSD Overvoltage protection circuit OVPTV start-up operations TV normal run and stand-by mode operations Page FBT SC-150 Controlled Rectifier 6V DC High Service Parts List Cord Power Oxide Film 2W 1.2 OHM J Small Semi Fixed CCZB1H561K Cera Carbon Film Metal Film Carbon Comp PA01A RF27 RD-4Z221J Different Part List by PCB & Micom Version Main PCB Union PCBJumper DEL JumperExplode View PCB Main PCB Union Schematic DiagramMAIN Schematic DiagramUNION

DSC-3220E/3220L specifications

The Daewoo DSC-3220E/3220L is a noteworthy addition to the lineup of high-efficiency air conditioning solutions, specifically crafted to meet the demands of varying climatic conditions. With a blend of innovative technologies and robust design, these models stand out in the realm of home and commercial air conditioning.

One of the main features of the DSC-3220E/3220L is its efficient cooling performance. The units are built with advanced rotary compressors, which are designed to operate efficiently while providing powerful cooling capabilities. This allows for quick temperature adjustments, making it an ideal choice for those who seek rapid relief from heat.

Another remarkable aspect of the DSC-3220E/3220L is its energy-efficient operation. With a superior Energy Efficiency Ratio (EER), these air conditioning units ensure that energy consumption is minimized without compromising comfort. This not only reduces electricity bills but also contributes to a smaller carbon footprint, making it an environmentally friendly choice.

The units also come equipped with state-of-the-art air filtration technologies. The multi-layer air filters are designed to capture dust, pollen, and other airborne particles, ensuring that the air in the environment remains clean and healthy. This feature is particularly beneficial for allergy sufferers and enhances the overall indoor air quality.

In terms of user convenience, the DSC-3220E/3220L models are engineered with user-friendly controls. Many features, including temperature settings and fan speeds, can be easily adjusted through a remote control or a digital display panel on the unit itself. This ensures that users can customize their comfort levels with minimal effort.

Noise reduction is another critical characteristic of the DSC-3220E/3220L. Both models are designed with silent operation in mind, making them suitable for bedrooms, offices, and other environments where noise can be a distraction. The sound insulation techniques employed help maintain a serene atmosphere while enjoying optimal cooling.

Furthermore, installation of the DSC-3220E/3220L air conditioning systems is straightforward, making them accessible for residential and commercial settings alike. The compact design and versatility in installation options allow these units to fit seamlessly into various spaces without sacrificing performance.

Overall, the Daewoo DSC-3220E/3220L embodies a fine balance of efficiency, technology, and user-centric design, making it a commendable choice for air conditioning needs in diverse settings. With its reliable performance and thoughtful features, it continues to gain popularity among consumers looking for effective climate solutions.