Hitachi 60SBX78B, 50SBX78B service manual Receiver Through Improper Servicing

Page 83

 

 

 

 

 

 

 

 

 

REPLACEMENT

PARTS LIST

 

 

 

 

 

 

 

 

 

 

 

 

 

PRODUCT

SERVICE

NOTE:

Components

marked

with

a

n !

have special

characteristics

important

to safety.

Before

replacing

any

 

of

these

 

 

components,

read

carefully,

the

PRODUCT

SAFETY

NOTICE

 

of this Service Manual.

Don’t

degrade

the

safety

of

the

receiver

through

improper

servicing.

SYMBOL

PART

 

 

 

 

 

PART

 

 

 

SYMBOL

PART

 

 

 

 

 

 

 

PART

 

 

 

 

 

NO.

 

NO.

 

 

 

 

DESCRIPTION

 

 

 

NO.

NO.

 

 

 

 

 

 

DESCRIPTION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q513

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

 

 

 

 

 

 

 

TRANSISTORS

 

 

 

Q514

2325691

R

TR

CHIP

(2SC2412KQiR)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q515

2325781

R

2SA1037KT146Q/R

 

 

 

 

 

 

 

 

QOOl

2325691

R

TR

CHIP

(2SC2412KQIR)

 

 

 

 

Q516

2325781

R

2SA1037KT146QlR

 

 

 

 

 

 

 

 

Q002

2325691

R

TR

CHIP

(2SC2412KQIR)

 

 

 

 

Q517

2325781

R

2SA1037KT146Q/R

 

 

 

 

 

 

 

 

Q004

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q519

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

Q005

2325691R

 

TR

CHIP

(2SC2412KQIR)

 

 

 

 

Q520

2325781

R

2SA1037KT146Q/R

 

 

 

 

 

 

 

 

Q006

2325781

R

2SA1037KT146QIR

 

 

 

 

 

Q521

2325781

R

2SA1037KT146QlR

 

 

 

 

 

 

 

 

Q007

2325691

R

TR

CHIP

(2SC2412KQ./R)

 

 

 

 

Q601

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

SI

230MHZ200MW

 

Q008

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q602

2320637M

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400M’A

Q009

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q603

2320637M

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MV\I

QOll

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q604

2320663M

TR

2SC1213A

 

(C)

 

 

 

 

 

 

 

Q013

2325691

R

TR

CHIP

(2SC2412KQ./R)

 

 

 

 

Q605

2320637M

TR

2SA673

 

(C

26TUD

26TZ)

 

SI

80MHZ

400MV\I

Q014

2325781

R

2SA1037KT146Q/R

 

 

 

 

 

Q606

CFOO611

TR

2SC3969(AB)

400V

 

 

 

 

 

 

Q015

2325691R

 

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q607

2320637M

TR

2SA673

 

(C

26TUD

26TZ)

 

SI

80MHZ

400MVli

Q017

2325691R

 

TR

CHIP

(2SC2412KQIFi)

 

 

 

 

Q608

2320591

M

TR

2SC458

 

(B

TZIC

TZ)

SI

230MHZ200MW

 

Q018

2325691

R

TR

CHIP

(2SC2412KQfR)

 

 

 

 

Q609

2320637M

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400M’A

Q019

2325691R

 

TR

CHIP

(2SC2412KQiR)

 

 

 

 

Q701

2326216

 

TR

2SC3116

(S/T)

 

 

 

 

 

 

 

Q024

2325691R

 

TR

CHIP

(2SC2412KWR)

 

 

 

 

Q702

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

 

SI

230MHZ200MW

Q026

2312171

 

TR

2SC3852

 

 

 

 

 

 

Q703

2320637M

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MVu

Q027

2325691R

 

TR

CHIP

(2SC2412KQfR)

 

 

 

 

Q705

2320591

M

TR

2SC458

 

(B

Tz/C

TZ)

SI

230MHZ200MW

 

Q028

2325691R

 

TR

CHIP

(2SC2412KQiR)

 

 

 

 

Q710

2320637M

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MVu

Q029

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q711

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

SI

230MHZ200MW

 

Q030

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q712

2320637M

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

BOMHZ

400MV

Q032

2325691

R

TR

CHIP

(2SC2412KQIR)

 

 

 

 

A

Q777

2315274F

 

TR

2SC4589-05

(15OOV)

 

 

 

 

 

 

QlOl

2325691

R

TR

CHIP

(2SC2412KQIR)

 

 

 

 

Q801

2312372F

 

TR

2503942

 

 

 

 

 

 

 

 

 

Q102

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q802

2320663M

TR

2SC1213A

 

(C)

 

 

 

 

 

 

 

Q103

2320647M

 

TR

2SC1213

(C 21

TZ/D

21

TZ)

SI

80MHZ400MVI

Q803

2320591

M

TR

2SC458

 

(B

TZIC

TZ)

 

SI

230MHZ200MW

Q106

2325691R

 

TR

CHIP

(2SC2412KQIR)

 

 

 

 

Q804

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

 

SI

230MHZ200MW

Q107

2325691R

 

TR

CHIP

(2SC2412KQiR)

 

 

 

 

Q805

2320591

M

TR

2SC458

 

(B

TZIC

TZ)

 

SI

230MHZ200MW

Q108

2325691R

 

TR

CHIP

(2SC2412KQIR)

 

 

 

 

Q806

2320637M

TR

2SA673

 

(C

26TZlD

26TZ)

 

SI

80MHZ

400MW

Q109

2325691

R

TR

CHIP

(2SC2412KQIR)

 

 

 

 

0831

2312372F

 

TR

2SC3942

 

 

 

 

 

 

 

 

 

QllO

2325691R

 

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q832

2320663M

TR

2SC1213A

 

(C)

 

 

 

 

 

 

 

0111

2325691R

 

TR

CHIP

(2SC2412KQIR)

 

 

 

 

Q833

2320591

M

TR

2SC458

 

(B

TZIC

TZ)

 

SI

230MHZ200MW

Q112

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q834

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

 

SI

230MHZ200MW

Q113

2325691

R

TR

CHIP

(2SC2412KQIR)

 

 

 

 

Q861

2312372F

 

TR

2SC3942

 

 

 

 

 

 

 

 

 

0114

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q862

2320663M

 

TR

2SC1213A

 

(C)

 

 

 

 

 

 

 

Q115

2325691R

 

TR

CHIP

(2SC2412KQIR)

 

 

 

 

Q863

2320591M

 

TR

2SC458

 

(B

TiX

TZ)

 

SI

230MHZ200MW

Q118

2325691R

 

TR

CHIP

(2SC2412KQIR)

 

 

 

 

Q864

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

 

SI

230MHZ200MW

Q401

2325691R

 

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q901

2312171

 

TR

2SC3852

 

 

 

 

 

 

 

 

 

Q402

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q902

2312171

 

TR

2SC3852

 

 

 

 

 

 

 

 

 

Q403

2325691R

 

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q903

2321112M

 

TR2SA778AK(02

 

TAPE)

 

 

 

 

 

 

Q404

2325691R

 

TR

CHIP

(2SC2412KQIR)

 

 

 

 

Q905

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

 

SI

230MHZ200MW

Q405

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q906

2320591

M

TR

2SC458

 

(B

TZIC

TZ)

 

SI

230MHZ200MW

Q406

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q907

2324322M

 

TR

2SC2610-05

TZ

TAPE

 

 

 

 

 

Q407

2325691

R

TR

CHIP

(2SC2412KWR)

 

 

 

 

Q908

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

 

SI

230MHZ200MW

Q500

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q909

2320637M

 

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MW

Q501

CA00171

R

TRCHIP

IMT5

25V

TAPE

 

 

 

Q910

2320637M

 

TR

2SA673

 

(C

26TUD

26TZ)

 

SI

80MHZ

400MW

Q502

2328072R

 

TRCHIP

FMW2

40V

TAPE

 

 

 

Q912

2320591

M

TR

2SC458

 

(B

TZIC

TZ)

SI

230MHZ200MW

 

Q503

2325691

R

TR

CHIP

(2SC2412KQfR)

 

 

 

 

Q913

2320637M

 

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MW

Q505

2325691R

 

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

A

Q914

2323782R

 

THYRISTOR

 

03P2M(TA)

 

 

 

 

 

 

Q506

CA1

1264R

PHOTO

TR(DTCll4EKA)

 

 

 

 

Q916

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

SI

230MHZ200MW

Q509

2325691R

 

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

Q917

2320637M

 

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MW

Q510

2325691R

 

TR

CHIP

(2SC2412KQIR)

 

 

 

 

Q916

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

SI

230MHZ200MW

Q511

2325691R

 

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

QAOl

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

Q512

2325691R

 

TR

CHIP

(2SC2412KQiR)

 

 

 

 

QA02

2325781

R

2SA1037KT146QlR

 

 

 

 

 

 

 

 

a3

Image 83
Contents Projection Color Television ContentsSafety Notice USE Isolation Transformer When Servicing Leakage Current for Appliances and Underwriters Safety PrecautionsDetailing X-radiation Shield TubePage Immediately before handling any semiconductor Servicing PrecautionsUse Solding Iron to Pry Leads Bare Jumper Insulated Jumper WireDetermine the positions Soldering Iron Iron wireTechnical Cautions IPOWER/DEFLECTION PWBStereo Audio Output Audio Output PowerDimension 50SBX78B Audio InputTransmitter General InformationBrightness Color Tint Customized Picture and Sound AdjustmentsCursor COLOR, TintBass IllVCR TV Guide PLUS+Guide Example StepOutside antenna or Cable TV coaxial cable SelectAudio RecallVCR #I 0Set U END of SET UP Covering the high voltage output FBTRemark Make sure the silicon cover isCPT AdjustmentCRT Adjustment procedure Adjustable data Others Fixed data be careful not to changeWhen Exchanging Time Tour at first Power on byContrast Half Brightness Minimum Final Assembly AdjustmentSub brightness adjustment White balance adjustmentMrn Repeat for P832 and ROM6 Green, P862 and ROM4 for RedPoint FrontrearCenter Front Rear Front RearTwa4 Vertical size adjustment R630+2 mm +- $$i Horizontal size adjustment R603 Adjustment preparationThis can eliminate the need for a complete Observing PointsConvergence first. Press front panel Magic After JIG Screen SpecificationBefore ROM Write Convergence point adjustmentDigital Convergence Remote Control Then Press RECALL’GUIDE+ OSD CRT, cabinet locations Adjustment PointROM8 ROM6 ROM4 SURROUNDP.W.B.SIGNALSUB B. VMMain Chassis Signal P.W.B IsciiIXI Power/Deflection P.W.BMain Chassis CPT R G B, Focus Pack, Control P.W.B OoorTvsv TroubleshootingYes OFFNo.~ Voltage at pin 5 Yes E991 blown YesYes Normal Normal Abnormal 0517 Q516Does on-screen 1501, 1903, 1001 Q108, Q109, QllO, Q008U102 Yes Vcc Sv, BP 5v, T3u102 Eception impossible with snow noise YesCl902 Defective SynchronizationPRT G PRT RU101 No SoundNtsc DCU Repair TableTV ON/OFF Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Exploded MEW Symbol Part Replacement Parts ListIooopfkb 50V Tape ProductComponents 5OV Symbol PartIEL TapeChip Symbol Product ServiceCSE3 Symbol Part Light DescriptionRmpgogd MTZJ-ICircuits Part SymbolTuner Unit 5MA UkdgCoil Part Description1OUH IoouhReceiver Through Improper Servicing QAI 1KJ Tape ROA2 ROP7 Replacement Parts List With a n Have special OOK-JB OK-JB SRD1/2P-SSRD1/2P-B IOK-JBRAC2 Chip1KJ MINI-CHIPIOK-JQ OHMRkio RgiiRlio Symbol Part NO.NO RY50 Symbol EF05951

60SBX78B, 50SBX78B specifications

The Hitachi 50SBX78B and 60SBX78B are advanced plasma televisions that represent the pinnacle of display technology in their respective categories. These models bring together innovative features, cutting-edge technology, and sleek design, ensuring an immersive viewing experience for consumers.

One of the standout characteristics of the Hitachi 50SBX78B and 60SBX78B is their screen size, with the 50-inch model catering to smaller spaces while the 60-inch offers a more cinematic experience. Both models boast impressive Full HD resolution, delivering a crisp and vibrant picture quality that enhances any viewing experience, whether it be movies, sports, or gaming.

The technology behind these televisions includes Hitachi's proprietary image processing technology, which optimizes picture quality by minimizing noise and enhancing color accuracy. This leads to deeper blacks and brighter whites, ensuring that every scene is rendered with stunning detail. The Plasmavision technology further enhances the black levels and contrast ratios, making images pop off the screen.

In addition to superior image quality, both models come equipped with a variety of connectivity options. Multiple HDMI inputs allow users to easily connect various devices such as gaming consoles, Blu-ray players, and streaming devices. The inclusion of USB ports facilitates easy viewing of photos and videos stored on external drives.

Moreover, Hitachi televisions have integrated audio technologies that enhance the overall viewing experience. The built-in speakers provide clear sound, while the digital audio output allows for connection to external sound systems, giving consumers the flexibility to customize their audio experience.

Energy efficiency is also a notable feature of the Hitachi 50SBX78B and 60SBX78B models. They are designed to consume less power than traditional televisions, aligning with the growing demand for environmentally friendly electronics. This not only reduces electricity bills but also minimizes the carbon footprint.

The sleek and modern design of these plasma televisions makes them an attractive addition to any home décor. The slim bezel offers a larger screen-to-body ratio, maximizing the viewing area while maintaining an elegant appearance.

In summary, the Hitachi 50SBX78B and 60SBX78B offer a compelling package of features, technologies, and characteristics that cater to the needs of modern viewers. With superior image quality, versatile connectivity, and energy efficiency, these televisions are designed to deliver an exceptional home entertainment experience.