Hitachi 50SBX78B, 60SBX78B service manual Qai

Page 84

 

 

 

 

 

 

 

 

 

 

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

 

 

 

QA03

 

2325691

R

TR

CHIP

(2SC2412KQR)

 

 

 

 

 

 

 

QL14

2320637M

TR

2SA673

 

(C

26TZ/D

 

26TZ)

SI

80MHZ

400MW

QA04

 

2325781

R

2SA1037KT146QR

 

 

 

 

 

 

 

 

 

QL1.5

2320637M

TR

2SA673

 

(C

26TZ/D

 

26TZ)

SI

80MHZ

400MW

QA05

 

2325691

R

TR

CHIP

(2SC2412KWR)

 

 

 

 

 

 

 

QL16

2320637M

TR

2SA673

 

(C

26TZ/D

 

26TZ)

SI

80MHZ

400MW

QA06

 

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QL17

2320637M

TR

2SA673

 

(C

26TZ/D

 

26TZ)

SI

80MHZ

400MW

QA07

 

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QMOl

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

SI

230MHZ200MW

QA09

 

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QM02

2312992

PHOTO

TR

RPT-38PT3F

 

(M)

 

 

 

QAI

1

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QM03

2320591

M

TR

2SC458

 

(B TZ/C

TZ)

 

SI

230MHZ200MW

QA12

 

2325691

R

TR

CHIP

(2SC2412KQfR)

 

 

 

 

 

 

QM04

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

 

SI

230MHZ200MW

QA72

 

2325691R

 

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QNOI

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

 

SI

230MHZ200MW

QA73

 

2325691

R

TR

CHIP

(2SC241

PKWR)

 

 

 

 

 

 

QN02

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

 

SI

230MHZ200MW

QA74

 

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QN03

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

 

SI

230MHZ200MW

QA75

 

2325691

R

TR

CHIP

(2502412KQ/R)

 

 

 

 

 

 

 

QN04

2320637M

TR

2SA673

 

(C

26TZ/D

 

26TZ)

SI

80MHZ

400MW

QA76

 

2325691R

 

TR

CHIP

(2SC2412KQR)

 

 

 

 

 

 

 

QN05

2320591

M

TR

2SC458

 

(B

Tz/C

TZ)

 

SI

230MHZ200MW

QA77

 

2325691R

 

TR

CHIP

(2SC2412KQR)

 

 

 

 

 

 

 

QN06

2320637M

TR

2SA673

 

(C

26TZ/D

 

26TZ)

SI

80MHZ

400MW

QA78

 

2325781

R

2SA1037KT146Q/R

 

 

 

 

 

 

 

 

 

QSOl

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QA79

 

2325781

R

2SA1037KT146Q/R

 

 

 

 

 

 

 

 

 

QS18

2325691

R

TR

CHIP

(2SC2412KQR)

 

 

 

 

 

 

QA80

 

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

 

QS20

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QEOi

 

2320598M

 

TR

2SC458

 

(B

TZ/C

TZ/D

TZ)

 

 

 

 

QS21

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QE02

 

2320598M

 

TR

2SC458

 

(B

TZ/C

TZ/D

TZ)

 

 

 

 

QYOl

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QE03

 

2320598M

 

TR

2SC458

 

(B

TZ/C

TZ/D

TZ)

 

 

 

 

QY02

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QE04

 

2320598M

 

TR

2SC458

 

(B

TZ/C

TZ/D

TZ)

 

 

 

 

QY03

2325781

R

2SA1037KT146Q/R

 

 

 

 

 

 

 

 

QE05

 

2320598M

 

TR

2SC458

 

(B

TZ/C

TZ/D

TZ)

 

 

 

 

QY04

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QE06

 

2320647M

 

TR

2SC1213

(C

21TZ/D21TZ)

 

SI

80MHZ400MW

QY05

CA11264R

PHOTO

TR(DTC114EKA)

 

 

 

 

 

 

QE07

 

2321351

M

TR

2SA8361844DlE

1 OOMA

200MW

200MHZSI

QY06

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QE08

 

CFO0531

 

TR

2SA1964

16OV

 

 

 

 

 

 

 

QY07

2326021M

TR

2SCl741S

 

P/R/Q

(TP)

250MHZ

300MW

QE09

 

CFOO541

 

TR

2SC5248

160V

 

 

 

 

 

 

 

QY08

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QElO

 

2320598M

 

TR

2SC458

 

(B

TZ/C

TZ/D

TZ)

 

 

 

 

QYlO

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QEI

1

2320598M

 

TR

2SC458

 

(B

TZ/C

TZ/D

TZ)

 

 

 

 

QYll

2325781

R

2SA1037KT146Q/R

 

 

 

 

 

 

 

 

QE12

 

2320637M

 

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MW

QY51

2325781

R

2SAl037KT146Q/R

 

 

 

 

 

 

 

 

QFOl

 

2320637M

 

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MW

QY54

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QF03

 

2320663M

 

TR

2SC1213A

 

(C)

 

 

 

 

 

 

 

QY57

2325691R

TH

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QF04

 

2320637M

 

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MW

QY58

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QF05

 

2320663M

 

TR

2SC1213A

 

(C)

 

 

 

 

 

 

 

QY59

2325781

R

2SA1037KT146Q/R

 

 

 

 

 

 

 

 

QF06

 

2315341

F

ST-2SC4632LS-CB7

 

 

 

 

 

 

 

 

 

QY60

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QF07

 

2315341

F

ST-2SC4632LS-CB7

 

 

 

 

 

 

 

 

 

QY61

2325691

R

TR

CHIP

(2SC2412KQ/R)

 

 

 

 

 

 

QF08

 

2315341

F

ST-2SC4632LS-CB7

 

 

 

 

 

 

 

 

 

QY62

2325781

R

2SA1037KTi

 

46Q/R

 

 

 

 

 

 

 

QF09

 

2320591

M

TR

2SC458

 

(B

Tz/C

TZ)

SI

230MHZ200MW

QY63

2325691

R

TR

CHIP

(2SC241

PKQ/R)

 

 

 

 

QFlO

 

2320637M

 

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

QFll

 

2320663M

 

TR

2SC1213A

 

(C)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RESISTORS

 

 

 

QF12

 

2320591

M

TR

2SC458

 

(B

Tz/C

TZ)

SI

 

230MHZ200MW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

QF13

 

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

SI

 

230MHZ200MW

ROOI

0195925R

RES

2125

 

CHIP

1/16W

 

1OKJ

TAPE

 

QF14

 

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

SI

 

230MHZ200MW

R002

0195947R

RES

2125

 

CHIP

l/lOW

 

82KJ

TAPE

 

QF15

 

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

SI

 

230MHZ200MW

R003

0195918R

RES 2125 CHIP 1/16W 5.6KJ TAPE

 

QF16

 

2320637M

 

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MW

R004

0195950R

RES

2125

CHIP

1/16W

 

1OOKJ

TAPE

 

QF17

 

2326873R

 

TR

DTC144ES

 

TP

 

 

 

 

 

 

 

R005

0700063M

CF l/l 6W 47K-JB

 

 

 

 

 

 

 

QKOl

 

2312171

 

TR

2SC3852

 

 

 

 

 

 

 

 

 

 

R007

0195941R

RES

2125

 

CHIP

1/16W

 

47KJ

TAPE

 

QK02

 

2320637M

 

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MW

R008

019594lR

 

RES

2125

 

CHIP

1/16W

 

47KJ

TAPE

 

QK03

 

2320637M

 

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MW

R009

0195925R

RES

2125

 

CHIP

1/16W

 

1OKJ

TAPE

 

QK04

 

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

SI

230MHZ200MW

 

ROlO

0195916R

RES

2125

CHIP

1/16W

4.7KJ TAPE

 

QK06

 

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

SI

230MHZ200MW

 

Roll

01959OOR

RES

2125

CHIP

1/16W

 

1KJ

TAPE

 

QK07

 

2320591

M

TR

2SC458

 

(6

TZ/C

TZ)

SI

230MHZ200MW

 

R012

019595OR

RES

2125

CHIP

1/16W

 

1OOKJ

TAPE

 

QK08

 

2320591

M

TR

2SC458

 

(B

TZ/C

TZ)

SI

230MHZ200MW

 

R013

0700054M

CF

1/16W

IOK-JB

 

 

 

 

 

 

 

QLlO

 

2320637M

 

TR

2SA673

 

(C

26TZ’D

26TZ)

 

SI

80MHZ

400MW

R014

0195925R

RES

2125

 

CHIP

1/16W

 

1OKJ

TAPE

 

QLl

1

2320637M

 

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MW

R015

0195927R

RES

2125

 

CHIP

1/16W

 

12KJ

TAPE

 

QL12

 

2320637M

 

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MW

R016

0700051

M

CF l/I 6W 5.6K-JB

 

 

 

 

 

 

 

QL13

 

2320637M

 

TR

2SA673

 

(C

26TZ/D

26TZ)

 

SI

80MHZ

400MW

R021

0195925R

RES

2125

 

CHIP

1/16W

 

1OKJ

TAPE

 

84

Image 84
Contents Contents Projection Color TelevisionSafety Notice USE Isolation Transformer When Servicing Safety Precautions Leakage Current for Appliances and UnderwritersTube Detailing X-radiation ShieldPage Servicing Precautions Immediately before handling any semiconductorUse Solding Iron to Pry Leads Insulated Jumper Wire Bare JumperSoldering Iron Iron wire Determine the positionsIPOWER/DEFLECTION PWB Technical CautionsAudio Output Power Dimension 50SBX78BAudio Input Stereo Audio OutputGeneral Information TransmitterCustomized Picture and Sound Adjustments CursorCOLOR, Tint Brightness Color TintIll BassTV Guide PLUS+ GuideVCR Step ExampleSelect Outside antenna or Cable TV coaxial cableRecall AudioVCR #I 0Set U END of SET UP FBT RemarkMake sure the silicon cover is Covering the high voltage outputAdjustment CRTCPT Adjustable data Others Fixed data be careful not to change When ExchangingTime Tour at first Power on by Adjustment procedureFinal Assembly Adjustment Contrast Half Brightness MinimumWhite balance adjustment Sub brightness adjustmentRepeat for P832 and ROM6 Green, P862 and ROM4 for Red PointFrontrear MrnFront Rear Center Front RearVertical size adjustment R630 +2 mmTwa4 Horizontal size adjustment R603 Adjustment preparation +- $$iObserving Points Convergence first. Press front panel MagicThis can eliminate the need for a complete JIG Screen Specification BeforeAfter Convergence point adjustment Digital Convergence Remote ControlThen Press RECALL’ ROM WriteGUIDE+ OSD Adjustment Point CRT, cabinet locationsSURROUNDP.W.B.SIGNALSUB B. VM Main Chassis Signal P.W.BIscii ROM8 ROM6 ROM4Power/Deflection P.W.B Main ChassisIXI Ooor CPT R G B, Focus Pack, Control P.W.BTroubleshooting YesOFF TvsvYes No.~ Voltage at pin 5 Yes E991 blownNormal Abnormal 0517 Q516 Does on-screen 1501, 1903, 1001Q108, Q109, QllO, Q008 Yes NormalEception impossible with snow noise Yes U102 Yes Vcc Sv, BP 5v, T3u102Defective Synchronization Cl902PRT R PRT GNo Sound U101DCU Repair Table NtscTV 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 Replacement Parts List Symbol PartProduct Iooopfkb 50V TapeComponents Symbol Part IELTape 5OVChip Product Service SymbolCSE3 Symbol Part Description RmpgogdMTZJ-I LightPart Symbol Tuner Unit5MA Ukdg CircuitsPart Description 1OUHIoouh CoilReceiver Through Improper Servicing QAI 1KJ Tape ROA2 ROP7 Replacement Parts List With a n Have special OOK-JB SRD1/2P-S SRD1/2P-BIOK-JB OK-JBChip 1KJMINI-CHIP RAC2OHM IOK-JQRgii RkioRlio 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.