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REVISED
SERVICE MANUAL
REAR PROJECTION TELEVISION
02 520 20096 3
HD-52Z575,
HD-52Z585,
HD-61Z575,
HD-61Z585
BASIC CHASSIS
RP2
TABLE OF CONTENTS
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SPECIFICATION Contents Items HD-52Z575 HD-61Z575 HD-52Z585 HD-61Z585 Dimensions (W x H x D) 126.4cm x 91.4cm x 41.2cm 145.6cm x 104.2cm x 47cm (49-7/8" x 36 x 16-1/4") (57-3/8" x 41 x 18-1/2") Mass 37.8kg (84lbs) 44.3kg (98lbs) TV RF System CCIR (M) Color System NTSC Sound System BTSC (Multi Channel Sound) Teletext System Closed Caption (T1-T4 / CC1-CC4) VHF Low 54MHz~88MHz (02ch~06ch) VHF High 174MHz~216MHz (07ch~13ch) UHF 470MHz~806MHz (14ch~69ch) CATV 54MHz~804MHz TV Receiving Low Band : 02~
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SECTION 1 PRECAUTIONS (10) Isolation Check 1.1 SAFETY PRECAUTIONS (Safety for Electrical Shock Hazard) After re-assembling the (1) The design of this product contains special hardware, many circuits product, always perform an isolation check on the exposed metal and components specially for safety purposes. For continued parts of the cabinet (antenna terminals, video/audio input and output protection, no changes should be made to the original design unless terminals, Control knobs, metal cabinet
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1.2 INSTALLATION 1.2.1 HEAT DISSIPATION OFF ON If the heat dissipation vent behind this unit is blocked, cooling efficiency may deteriorate and temperature inside the unit will rise. The temperature sensor that protects the unit will be activated when internal temperature exceeds the predetermined level and power will be turned off automatically. Therefore, please make sure pay attention not to block the heat dissipation vent as well as the ventilation outlet behind the unit and ensure that ther
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1.3 LAMP UNIT HANDLING CAUTION NOTE : • This message will appear every time turn on the TV, when the lamp needs to be replaced. Press the [OK] key to make the message disappear, or replace the lamp. LAMP NEEDS TO BE REPLACED. REFER TO OWNER'S MANUAL FOR REPLACEMENT INSTRUCTIONS. AFTER REPLACING THE LAMP, PLEASE RESET TIMER IN THE TV MENU. LAMP UNIT : TS-CL110UAA PRESS OK, IF YOU DO NOT WAN TO SEE THIS MESSAGE AGAIN. 1.3.1 PRECAUTION FOR LAMP UNIT The lamp emits high intensity white, ultraviolet
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1.4 SERVICE PARTS KIT INSTRUCTIONS 1.5 SCREEN HANDLING CAUTIONS 1.5.1 SCREEN STORAGE Store the SCREEN ASS'Y in a standing position in order to avoid deformation. If the screen is stored horizontally, there is risk of deforming the screen face. When necessary to place the SCREEN ASS'Y horizontally, position the screen side upwards and sure to place spacers between the screen and resting site (floor or stand etc.) to prevent the screen from sagging. 1.5.2 SCREEN SURFACE Since the screen surface is
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Device SECTION 2 SPECIFIC SERVICE INSTRUCTIONS 2.1 TECHNICAL INFORMATION 2.1.1 DIFFERENCE LIST Items HD-52Z575 / HD-61Z575 HD-52Z585 / HD-61Z585 SMART SOUND Non Built-in SMART CAPTION Non Built-in FRONT CABINET Silver Black 2.1.2 PROJECTION UNIT 2.1.5 D-ILA DEVICE STRUCTURE R / G / B DEVICE (SIDE VIEW) Glass substrate R DEVICE Incident light Projection light Back B DEVICE Plane FRONT Flat film Lamp unit G DEVICE Incident light Reflective pixel Liquid Transparent 2.1.3 IMAGE LIGHT FLOW
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2.1.6 MAIN CPU PIN FUNCTION (IC7601 : M306V7FGF-088FP) [DIGITAL SIGNAL PWB ASS’Y] Pin Port Pin name I/O Function Pin Port Pin name I/O Function 1 VHOLD1 VHOLD1 I Data slice for main screen closed caption 51 P4.3 O Not used 2 HFLT1 HFLT1 I/O LPF for main screen closed caption video input 52 P4.2 O Not used 3 P9.4 O Not used 53 P4.1 O Not used 4 P9.3 O Not used 54 P4.0 O Not used 5 P9.2 DIGRO O R [0] for OSD 55 P3.7 O Not used 6 P9.1 TB1IN I AC power for timer clock 56 P3.6 O Not used 7 P9.0 REM
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2.1.7 SUB (CHASSIS) CPU PIN FUNCTION (IC7001 : MN102H60KPA) [DIGITAL SIGNAL PWB ASS’Y] Pin Port Pin name I/O Function Pin Port Pin name I/O Function 1 P60 LB PRO O Not use 51 SBI3 BS TXD O Not use : Data transmission for digital tuner communication 2 P61 P MU O Picture muting [Muting = H] 52 SBO3 BS RXD I Not use : Data receive for digital tuner 3 P62/FUNC LED JP_CSB O Not use (NC) communication 4 P63 A MU O Audio muting [Muting = H] 53 P85 O Not use (NC) 54 VREF+ 3.3V I 3.3V power suppl
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2.1.8 SYSTEM RESET When the DIGITAL SIGNAL PWB is replaced or the DIGITAL MAIN MENU SCREEN INPUT is not normal, reset the SYSTEM SETTING using SERVICE MENU SERVICE MENU the following procedure. 1.ADJUST 1.ADJUST 2.SELF_CHK 2.SELF_CHK (1) Set to 0 minutes using the [SLEEP TIMER] key. 3.I2C STOP 3.I2C STOP (2)Press the [VIDEO STATUS] key and [DISPLAY] key simultaneously to enter the SERVICE MODE. (3) When the Service Menu is displayed, press [2] key to enter the self check mode. (4) Turn off
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SECTION 3 DISASSEMBLY 3.1 DISASSEMBLY PROCEDURE • Make sure that the power cord plug is pull out from the AC wall 3.1.5 FRONT LED PWB outlet. • Take out the SPEAKER GRILL. • Wait until the LAMP UNIT has cool down is completely. • Take out the FRONT PANEL. • While not in repair service, place the chassis back its original (1) Remove 2 screws [ F ] from rear side of FRONT PANEL. position. (2) Take out the FRONT LED PWB. 3.1.6 FILTER COVER • Take out the SCREEN BLOCK. CAUTION AT DISASSEMBLY (1) Re
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SCREEN BRACKET SCREEN SCREEN ASSY BLOCK FRONT CABINET FRONT PANEL (52V: x20) K (61V: x24) (52V: x16) L (61V: x20) J (x10) I (x4) B (x1) FILTER COVER G (x2) LAMP SPEAKER UNIT A (x1) CUSHION LAMP C COVER E H CENTER (x4) (x1) PANEL (x2) F FILTER SPEAKER GRILL(L) (x2) COVER G (x2) FRONT LED PWB FRONT PANEL C SPEAKER (x4) D (x4) FRONT SPEAKER GRILL(R) 1-12 (No.YA092B)
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3.1.11 MIRROR 3.1.13 SIDE CONTROL PWB • Take out the SPEAKER GRILL both side. • Take out the SCREEN BLOCK. • Take out the FRONT PANEL. • Take out the SIDE CONTROL BASE. • Take out the SCREEN BLOCK. (1) Remove 4 screws [ C ] from rear side of SIDE CONTROL (1) Remove 12 screws [ A ] attaching the MIRROR HOLDER BASE. of the upper, left and right side. (2) Take out the SIDE CONTROL PWB. (2) Raise slightly to disengage of the MIRROR from the bottom holder. 3.1.14 BACK COVER (3) Tak
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3.1.15 BODY COVER (3) Take out the connector [FJ:12pin], [SW:4pin], [SPR:2pin (1) Remove 9 screws [ A ] (BODY). (black)], [SPL:2pin(white)], [FL:7pin]. (2) Remove 6 screws [ B ] (AV TERMINAL BOARD). (4) Remove 2 screws [ E ] from rear side. (3) Take out the BODY COVER. (5) Pull out the MAIN UNIT rear side. NOTE : CAUTION • Do not leave the BODY COVER removed for long time to • Except for confirmation of projection images on the prevent soiling from dust. screen and audio output throu
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3.1.18 AV TERMINAL BOARD 3.1.22 RECEIVER PWB • Take out the BODY COVER. • Take out the BODY COVER. (1) Remove 5 screws [ A ]. • Take out the BODY BRACKET. (2) Remove 1 screw [ B ]. • Take out the MAIN UNIT. (3) Pull out the POWER CORD CLAMP. • Take out the AV TERMINAL BOARD. (4) Remove the nut [ C ] attaching the ANTENNA TERMINAL. • Take out the PWB HOLDER (5) Take out the AV TERMINAL BOARD. (1) Remove 1 screw [ J ]. (2) Take out the ANALOG PWB BRACKET with PWB. (RECEIVER PWB /
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FRONT BODY FRONT K (x4) RECEIVER PWB E SUB DRIVE (x6) PWB ANALOG SIGNAL PWB REGULATOR PWB L (x2) D ANALOG PWB (x4) BRACKET M (x4) PWB HOLDER J (x1) EARTH WIRE H REAR JACK PWB (x1) I SHIELD N (x2) COVER (x1) DIGITAL SIGNAL PWB F (x1) EARTH WIRE ANTENNA TERMINAL B (x1) UNIT BASE POWER PWB A POWER PWB BRACKET (x5) C G (x5) (x1) AV TERMINAL BOARD POWER CORD CLAMP POWER CORD 1-16 (No.YA092B)
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3.1.30 MAIN DRIVE PWB • Take out the BODY COVER. 3.1.26 LAMP FAN DUCT & THERMOSTAT • Take out the BODY BRACKET. • Take out the BODY COVER. • Take out the MAIN UNIT. • Take out the BODY BRACKET. (1) Take out the TOP DUCT PLATE. • Take out the MAIN UNIT. (2) Remove 2 screws [ H ]. (1) Remove 4 screws [ A ]. (3) Take out the TOP DUCT. (2) Take out the LAMP FAN DUCT. (4) Take out the SHIELD TOP CASE. (3) Remove 2 screws [ B ]. (5) Remove 4 screws [ I ]. (4) Take out the THERMOSTAT. (6
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TOP DUCT PLATE BODY FRONT H TOP DUCT FRONT (x2) SHIELD TOP CASE I (x4) MAIN DRIVE REMOTE SENSOR PWB PWB C D (x1) E (x1) (x2) SHIELD PLATE LAMP UNIT FAN CONTROL PWB FRONT SHADE F COVER (x2) FRONT SHADE BRACKET OPTICAL BLOCK B (x2) THERMOSTAT A G (x4) (x7) LAMP FAN OPTICAL / DRIVE DUCT ASS'Y TEMP SENSOR LAMP FAN N PWB BRACKET ASSY (x3) J L BALLAST BRACKET LAMP (x3) (x2) COOLING FAN TOP COOLING FAN (LAMP BALLAST UNIT) SIROCCO M TOP CASE P (x4) (x4) O R BALLAST BRACKET (x1) BOTTO
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3.1.36 SHIELD PLATE ATTACHMENT PROCESS • Take out the TOP DUCT / TOP DUCT PLATE. • Take out the MAIN DRIVE PWB with SHIELD TOP CASE. SHIELD PLATE < Assembly > A OPTICAL (1) Copper film case with laminate surface to be top. BLOCK (2) Fold 9 points ( ) as shown in [ A ] an arrow view Fig.1. 1 ~ 9 (3) Attach the double-faced tapes [ B ] as shown in Fig.1. (4) Stick the tape [ C ] as shown in Fig.1. (5) Make copper film case to be SHIELD PLATE (box-shape). < Attachmen
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3.2 MEMORY IC REPLACEMENT 3.2.1 MEMORY IC This memory IC stores data for proper operation of the video and Drive circuits. When replacing, be sure to use an IC containing this (initial value) data. 3.2.2 MEMORY IC REPLACEMENT PROCEDURE 1. Power off SERVICE MENU SCREEN Switch off the power and disconnect the power cord from the wall outlet. SERVICE MENU 2. Replace the memory IC 1. ADJUST Initial value must be entered into the new IC. 2. SELF-CHECK 3. I2C STOP 3. Power on Connect the power cord t
