HP (Hewlett-Packard) L1798A manuale d’uso

Service Manual HP MDTV Rear Projection TVs Fall 2005 L1735A, L1736A, L1737A, L1798A » Contents Page[...]

HP MDTV 2 Pref a ce This ma nual is prepared f or the mainten a nce service f or HP's 50”, 58”, a nd 65” Rear Projec- tion Multi-Purpose Display U nit. Mainten ance procedure s described in this ma nual are in- tended to isolate faulty parts a nd repl a ce them in the field. It also ai ms to serve a s a guide in procuring repl a cement p[...]

Table of Contents Introduction HP MDTV Product Information Why HP High Defini tion? ........................................................................................................ ... 4 Wobula tion .................................................................................................................... .............5 Industria l[...]

W hy H P High D e finition? The dig ital entertainment revoluti on is in full sw ing. Digital c ameras, dig ital camcorders, and CD and DVD play ers already r ule their respective markets, empow ering home consumers to easily and affordably create, manage, and enjo y hig h quality view ing and li steni ng experiences. And the next big wave —alrea[...]

The Wobul ato r Ima ges wit hou t W obu latio n (top) are drama tically im prove d by t wo- po sition Wobula tion, which dou ble s th e reso lutio n. T he t ec h no log y st or y : HP V is ua l F i del it y a nd Wo b u l a t i o n HDTV and HP Visual Fidelit y Thanks to HP ’ s Vi sual Fidel it y technologies —the power behind the pi cture— our[...]

In dust rial d e sign For m, function, and style The HP HDTV s are as b eautiful as the images they produce . St ylishly th in , the HP Plasma and L CD T V s complement an y décor and take up less space than a traditional TV . And they’ re remarkably easy to use ; our intuit ive onsc reen menus and ergonomic r emote controls turn typical setup a[...]

HP MD T V : a ne w a ppr oac h While all DLP ™ T V s share common charact eristic s, you can really see the differences in HP MD T Vs i n the area s of picture, sound, conn ectivit y , st yling, and ease of use. The 7 20p T V s — 50 -inch and 5 8 -inch models —are entr y-level, offering great picture qualit y and ease of setup. The h igher en[...]

HP MD T V mo dels HP md6 58 0n HP md5 880n HP md5 82 0n HP m d5020 n HP Pavilion Microdisp lay 1 0 80p T V key features: • High- defini tion 1 080 p resolution with c ontrast ratios up to 1 2 ,000: 1 and built-i n HD tuner • HP Visual Fide lit y ™ technology for fi ne detail w ith wa rm, ric h colors and natural skin tones • Crisp, deta ile[...]

Acce s s or ie s : remote contr ol and stand HP MD T V Remote Control All HP MD T V mo dels include a u nique , ergonomical ly desig ned remote control that ’ s been H P - engineered for year s of smooth and reliable per formance . It nestles comfor tably into your hand , re sponds decisi vely to y our touch, and intu itiv ely translates your eve[...]

HP MD T V sp e ci fica tions * H P Pavilio n m d5020 n HP Pavilio n md5 8 2 0n HP Pavilio n md5 8 80n HP Pavilio n md6 58 0n Phy sical characteristics Size 53. 0 x34.0x 1 7 .2 in ( 1 34.6x 86.4x43 .8cm) 60. 0 x3 8. 0x 1 9 .2 in ( 1 5 2.4x9 6.5x 48. 9cm ) 60. 0 x3 8. 0x 1 9 .2 in ( 1 5 2.4x9 6.5x 48. 9cm ) 66.5 x4 1 .0x20 .2 in ( 1 68. 9x 1 04. 1 x5[...]

1 1 Cha pter 1 Specifications The Za ppa Fa mily of Digital TVs con sists of a portfolio of f our TVs. The f ollowing table high- lights the individual products. e m a N t c u d o r Ps e r u t a e F g n i t a i t n e r e f f i D f o y r a m m u S 0 2 0 5 D M " 0 5 : e z i S n e e r c S 0 2 7 x 0 8 2 1 4 D H : n o i t u l o s e R D M D M A Q r [...]

1 2 0 2 8 5 D M / 0 2 0 5 D M e r u t c a f u n a Ms t n e m u r t s n I s a x e T e p y Tp i h C D M D 4 D H e z i Sh c n i 5 5 . 0 s l e x i P l a t o Ts l e x i p d n o m a i D ) V ( 0 2 7 x ) H ( 0 4 6 s l e x i P e v i t c As l e x i P ) V ( 0 2 7 x ) H ( 0 8 2 1 0 8 5 6 D M / 0 8 8 5 D M e r u t c a f u n a Ms t n e m u r t s n I s a x e T e [...]

13 0 2 0 5 D M e z i S e g a m I ) m m 0 . 0 7 2 1 ( s e h c n i 0 5 o i t a R t c e p s A9 : 6 1 e z i S l a t n o z i r o H e g a m Im m 9 . 6 0 1 1 e z i S l a c i t r e V e g a m Im m 3 6 . 2 2 6 e c n a t s i D n o i t c e j o r P ) . c e p S e n i g n E I O Y n o d e s a b ( m m 6 5 . 4 - / + m m 6 4 7 . 8 0 6 n o i t r o t s i D ) l a c i t [...]

1 4 Digital RGB Input e p y T ) s ( r o t c e n n o Ck n i L e l g n i S I V D y t i l i b i t a p m o C n o i t u l o s e R" g o l a n A s a e m a S " Video Input y t i l i b i t a p m o Co e d i V e t i s o p m o C , ) C / Y ( o e d i V - S , L A P , C S T N 5. In put Signal Chara cteristics Analog RGB Input e p y T ) s ( r o t c e n n [...]

15 TV Input T a ble 1.1 r o t c e n n o Cl a n g i Se t a R e m a r F / V x Hs d r a d n a t Ss l i a t e D F Rg o l a n A l a i r t s e r r e T ) 3 : 4 ( 7 9 . 9 2 / i 0 8 4 x 0 2 7 ) 9 : 6 1 ( 7 9 . 9 2 / i 0 8 4 x 0 2 7 , M 0 7 1 E T P M S , 8 0 6 - A I E , 4 0 2 1 - R P C J - A I E , 0 8 8 1 6 C E I , 9 1 1 1 . T B 2 0 7 - S I / A I E 4 4 7 - A[...]

16 r o t c e n n o Cl a n g i Se t a R e m a r F / V x Hs d r a d n a t Ss l i a t e D F Rl a t i g i D e l b a C 7 9 . 9 2 / i 0 8 4 x 0 4 6 0 3 / i 0 8 4 x 0 4 6 6 7 9 . 3 2 / p 0 8 4 x 0 4 6 4 2 / p 0 8 4 x 0 4 6 7 9 . 9 2 / p 0 8 4 x 0 4 6 0 3 / p 0 8 4 x 0 4 6 4 9 . 9 5 / p 0 8 4 x 0 4 6 0 6 / p 0 8 4 x 0 4 6 ) 3 : 4 ( 7 9 . 9 2 / i 0 8 4 x 4 [...]

17 r o t c e n n o Cl a n g i Se t a R e m a r F / V x Hs d r a d n a t Ss l i a t e D o e d i V - SC S T N ) M ( ) 3 : 4 ( 7 9 . 9 2 / i 0 8 4 x 0 4 ) 3 : 4 ( 0 3 / i 0 8 4 x 0 4 6 ) 3 : 4 ( 7 9 . 9 2 / i 0 8 4 x 0 2 7 ) 3 : 4 ( 0 3 / i 0 8 4 x 0 2 7 ) 9 : 6 1 ( 7 9 . 9 2 / i 0 8 4 x 4 6 8 ) 9 : 6 1 ( 0 3 / i 0 8 4 x 4 6 8 ) 9 : 6 1 ( 7 9 . 9 2 / [...]

18 r o t c e n n o Cl a n g i Se t a R e m a r F / V x Hs d r a d n a t Ss l i a t e D I V D / I M D Hs t a m r o f ) 9 : 6 1 ( : e t o N ) 3 : 4 ( r e v o y t i r o i r p e v a h d l u o h s ) 9 : 6 1 ( e h t s n a e m s i h T . s t a m r o f e h t n i t s r i f r a e p p a d l u o h s s t a m r o f . e r u t c u r t s D I D E - E n o i t i n i f [...]

19 r o t c e n n o Cl a n g i Se t a R e m a r F / V x Hs d r a d n a t Ss l i a t e D p 0 2 7q e F z i r o H , z H M 1 4 8 . 4 7 ( 0 6 / p 0 2 7 x 0 8 2 1 ) c n y s V s o P , c n y s H g e N , z H k 9 6 7 . 4 4 g n i m i T d e z i l a r e n e G A S E V d r a d n a t S a l u m r o F p 0 2 70 6 / p 0 2 7 x 0 8 2 1B 1 6 8 - A E C p 0 2 70 6 / p 0 2 7[...]

2 0 T ools Needed Cha pter 2 Disa sse mbly Procedure[...]

2 1 Disa sse mble La mp Module 1. Remove Ea sy Door Module. 2. U nscrew 2 screws a nd then remove La mp Cover (a s 2 red circles show). La mp Cover[...]

2 2 3. Loosen 3 screws a nd then remove the La mp Module. La mp Module[...]

2 3 Disa sse mble Re ar Cover a nd Power Supply Module 1. U nscrew 10 screws a nd then remove the Re ar Cover . Rear Cover[...]

2 4 2. U nscrew 4 screws (step 1), un screw 1 screw (step 2), unsrew 8 screws (ste p 3), unplug 9 connectors (step 4) to remove Power Supply Module. Step 1 Step 1 Step 2 Step 3 Step 4[...]

2 5 3. U nscrew 4 tenon s shown in the red circle to remove Balla st from L VPS. L VPS Balla st[...]

2 6 Disa sse mble Syste m Fa n, M ain Board Module a nd Amplifier Board 1. U nscrew 2 screws to remove System Fa n. XHD4 Model: HD4 Model:[...]

2 7 2. U nscrew 3 screws (step 1), un screw 5 screws (step2 & ste p 3) (shown in the yellow square), unplug 17 connectors (XHD4)/ 16 connectors (HD4) (shown in red circle) to remove Main Board Module. HD4 Model: Step 1 Step 2 & Step 3 Step 1 Step 2 & Step 3 XHD4 Model:[...]

2 8 3. Lossen 4 tenons to remove Amplifier Board from M ain Board Module. 4. U nscrew 14 screws (shown in red circle), 2 hex screws (shown in yellow s quare) to remove Main Board Cover from Main Board Module.[...]

2 9 5. U nscrew 2 screws to remove Ca ble Card Accessory . (f or XHD4 model only) 6. U nscrew 2 Nuts (shown in yellow s quare) a nd 5 screws (shown in red circle) to re move T uner Board. 7. Lossen 2 tenons to remove Audio Board. 8. U nscrew 4 hex a nd 2 screws (step 1), 5 screws (a s yellow circle) a nd 5 screws (a s red circle) (step 2) to remove[...]

30 1. Disconnect 3 conne ctors and un screw 2 screws from the rear side of TV . Disa sse mble Engine Module 2. U nscrew 4 screws to remove Front Cover . Note: Plea se use star type screwdriver . 3. U nscrew 4 screws from Engine Module.[...]

31 4. U nscrew 2 screws to remove the cover the Spe a ker . 5. U nscrew 2 screws to remove the holding parts.[...]

32 6. Remove 4 covers from the top of the TV f irst a nd remove 4 screws after , then the screen ca n be removed. 7. T o gently remove the Engine Module, cover the lens with a Len s cover to preventing da mage. Inside Out sid e Lens Cover Note: 1. T o prevent the da mage, use a sponge to support the screen. 2. Inside of the screen is brighter tha n[...]

33 8. U nscrew 1 screw to remove Thermal Sensor . 9. U nscrew 3 screws to remove Engine Fa n.[...]

34 Disa sse mble Spe a ker Module a nd Keypa d Board. 1. U nscrew 8 screws a nd lossen 4 connectors to re move Spea ker Module. 2. T o remove Keypad Board, unscrew 4 screws a nd 1 connector .[...]

35 Cha pter 3 T rouble shooting Main Procedure[...]

3 6 Power T rouble shooting[...]

3 7[...]

38 Image Performa nce T rouble shooting[...]

3 9 Sound T rouble shooting[...]

40 Re mote Control T rouble shooting[...]

4 1 Cha pter 4 Align ment & Function T e st Procedure Function T e st A. Video/Audio T e st Instrument Fa cility: 1. Remote controller * 1 2. D V D player * 1 (must have the HDMI a nd D VI port) 3. Cable * 1 (component, composite, s-video, HDMI, D VI to HDMI, SPDIF) 4. V GA cable * 1 (D-sub 15 pin, audio) 5. Pattern generator * 1 (it ca n gener[...]

42[...]

43[...]

4 4 Keypad test (1)Press SOURCE button on the remote control and choose source to Component 2 . (2)Connect to DVD component si gnal Check if the keypad function work well. Remote Control test (1)Press SOURCE button on the remote control and choose source to video 2. (2)Connec t to D VD com posite signal Check if the Remote Control function work wel[...]

45 ADC - YPbPr Calibration 1. Input “SMPTE”T est patter (Figure 1) from generator to TV component port. (component 1 or 2 is ok) 2. TV set to Fa ctory Menu. Use cursor on the remote to move to “ADC Calibration” setting. Like Figure 2. 3. Press “OK” on the remote. ADC Calibration ADC - V GA Calibration 1. Input 16 gray scale pattern (Fig[...]

46 4- 4 Optical Alignment t s e T m e t I s m e t I g n i k r o We r u g i F / c e p S / m e t i k c e h C 1 d n i h e b t e k c o s o t n i d r o c r e w o p e h t g u l P V T e b d l u o h s d r o c r e w o p V 0 1 1 e g a t l o V y l m r i f d e t c e n n o c 2 d a p y e k s s e r p d n a r e w o p n o h c t i w S p m a L e t i n g i o t n o t t[...]

47 Equipment Needed Software : - Za ppa Projection Firmware Hardware : - Za ppa Projection TV - USB Fla sh Dis k USB Upgra de Function Overview Za ppa builds in USB OT G chi p f or F/W upgra de purpose; user just put F/W hex code into USB Fla sh Disk, a nd then plug it to USB recepta cle of TV , syste m will upgra de the F/W to a ppropriate unit. T[...]

48 Y ou ca n put all of a bove file s into disk or individual file that de pend on what unit you wa nt to upgra de. And driver will f ollow the upgrade sequence to upgra de ea ch unit. About V GA EDID a nd HDMI EDID, you ca n put all of model’s EDID code in one USB Fla sh Drive, USB will a ccording to product ID in EDID EEP ROM to choice correct [...]

49 USB Upgra de Procedure 1. Put F/W hex code to USB Fla sh Disk. 2. TV power state at Sta ndby mode. 3. Plug USB Fla sh Disk to USB rec epta cle of T V . 4. LED rotates. (Exce pt MTV512 U nit) 5. W aiting f or POWER LED fla sh or all LED off (MTV512) 6. Power on TV. 7. TV shows Upgrade Complete List report. Note 1: Pixel works upgrade function wil[...]

50 Cha pter 6 EDID Upgra de Procedure 1. T ool Needed: Hardware : - IBM compatible PC that minimum CPU requirement is Pentium III 800 - D8330 Card (PCI Interfa ce, see notice 3-1) - D8330 Interfa ce Cable (see notice 3-1) - D VI to HDMI cable, like this Software T ool: - OS need Microsoft Windows 98/NT/2000/XP - D8330 Display Data Cha nnel T esting[...]

51 M5820 Model: ZP5820_V GA.DDC for EDID-a nalog ZP5820_HDMI.DDC for EDID-digital M5880 Model: ZP5880_V GA.DDC for EDID-a nalog ZP5880_HDMI.DDC for EDID-digital M6580 Model: ZP6580_V GA.DDC for EDID-a nalog ZP6580_HDMI.DDC for EDID-digital 2 f iles, These file s you should put them in C:Progra m FilesDynaColorDDCdata dire ctory 2-3. T urn off p[...]

52 Double- click “DDC” icon to execute D8330 Display Data Cha nnel T esting Syste m. (about install “DDC” software plea se reference D8330 Display Data Cha nnel T esting System user’s ma nual) Then, you ca n see the picture: Select “W orking Model” to ZP5880_V GA. If ca n’t find the ZP5880_V GA, (plea se see notice 3-2)[...]

53 Y ou ca n see this picture: Then key in Seri a l Number . (see notice 3-3) After pre ss “Enter” key in your keyboard to execute. It will show “P ASS” Inf ormation like this picture.[...]

54 From now , you have finished the DDC-a nalog data update. If you wa nt to continue update DDC digital data, plea se don’t power off your TV . Then go to 2-5 procedure. 2-5. DDC-digital data update Here is communication cable installation method: (There are two DDC ports, finish one at the time) Plea se check your TV in the power on mode (it me[...]

55 Select “Working Model” to ZP5880_HDMI. If ca n’t find the ZP5880_HDMI, (plea se see notice 3-2) Execute “ “ function button in the left area. Y ou ca n see this picture: Then key in Seri a l Number . (see notice 3-3)[...]

56 After press “Enter” key to execute. It will show “Pa ss” Inf ormation like this picture: From now , you have finished the DDC-digital data update. Note: There are 2 DDC ports need upgrade. 2-6. T urn on the “Protection” f or DDC upgra de, then press “V ol -” + “Menu” simulta neously . 3. Notice: 3-1. D8330 is a VESA Display D[...]

57 3-2. ZP5880_V GA.DDC, ZP5880_HDMI.DDC they including DDC data, it’s text file. It’s provided by Coretronic. It should put in C:Progra m FilesDynaColorDDCdata diction ary . If you got error in here, plea se call Coretronic Customer Service Center. 3-3. If you key in incorrect seri al number or TV doesn’t power on. Y ou will show this pi[...]

58 Appendix A Exploded Overview- 1[...]

Exploded Parts List – 1 The following parts list is FOR REFERE NCE ONLY , as not all parts/assemblies are availa ble for ordering on HP’s parts ordering we b sites (CSN/Consume r Supp ort Ordering and HP PartSurfer). Item Description 1 Lamp/interlock w arning label 2 Open/close bushing 3 Wire Clip TDY 8-1 4 RP58 real-R-end cap 5 RP58 real-L-end[...]

Exploded Overview- 2 60[...]

Exploded Parts List – 2 The following parts list is FOR REFERE NCE ONLY , as not all parts/assemblies are availa ble for ordering on HP’s parts ordering we b sites (CSN/Consume r Supp ort Ordering and HP PartSurfer). Item Description 1 Handle, V0-11 2 RP58 EPE Bag 3 RP58 carton enclosure 4 RP58 C-cap + paper pallet 5 RP58 carton corner 6 MDTV u[...]

Exploded Overview- 3 62[...]

Exploded Parts List – 3 The following parts list is FOR REFERE NCE ONLY , as not all parts/assemblies are availa ble for ordering on HP’s parts ordering we b sites (CSN/Consume r Supp ort Ordering and HP PartSurfer). Item Description 1 RP58 prod uct labe l 2 Wiring assembly DVI formatter board to main 3 Wiring assembly LVPS to main board 4 Wiri[...]

64 Exploded Overview- 4[...]

Exploded Parts List – 4 The following parts list is FOR REFERE NCE ONLY , as not all parts/assemblies are availa ble for ordering on HP’s parts ordering we b sites (CSN/Consume r Supp ort Ordering and HP PartSurfer). Item Description 1 RP I/O connector label 2 RP wire mount WAS-1 3 Spacer support SCE-11 “pin good” 4 Space support SCB-8A “[...]

66 Exploded Overview- 5[...]

Exploded Parts List – 5 The following parts list is FOR REFERE NCE ONLY , as not all parts/assemblies are availa ble for ordering on HP’s parts ordering we b sites (CSN/Consume r Supp ort Ordering and HP PartSurfer). Item Description 1 Wiring assembly main board to IR receiv er 2 Wiring assembly main board to LE D 3 Wiring assembly main board t[...]

68 Exploded Overview- 6[...]

Exploded Parts List – 6 The following parts list is FOR REFERE NCE ONLY , as not all parts/assemblies are availa ble for ordering on HP’s parts ordering we b sites (CSN/Consume r Supp ort Ordering and HP PartSurfer). Item Description 1 Handle V0-11 2 PE bag 1830x1600x0.08mm 3 RP50 carton enclosure 4 RP50 C-cap + paper pallet 5 RP50 carton corne[...]

70 Exploded Overview- 7[...]

Exploded Parts List – 7 The following parts list is FOR REFERE NCE ONLY , as not all parts/assemblies are availa ble for ordering on HP’s parts ordering we b sites (CSN/Consume r Supp ort Ordering and HP PartSurfer). Item Description 1 Sanyodenki axial fan 2 RP wire mount WAS-1 3 RP sub woofer rubber 4 RP system fan bracket 5 Screw shoulder TAP[...]

72 Exploded Overview- 8[...]

Exploded Parts List – 8 The following parts list is FOR REFERE NCE ONLY , as not all parts/assemblies are availa ble for ordering on HP’s parts ordering we b sites (CSN/Consume r Supp ort Ordering and HP PartSurfer). Item Description 1 RP Control buttons 2 PCBA keypad board 3 Scren pan tap M3x6 black 73[...]

Appendix B Syste m Serial Number Def inition 74[...]

Glossar y DLP ™ is a T ex as Instruments technology through wh ich color i mages are made by shi ning colored ligh t onto a dig ital mic romirror dev ice ( DMD) i mpregnated with small , movable mi rrors. Eac h micr omirror i s responsible for an indi vidual pixel and c an osci llate several thousand ti mes pe r second. The process reduces “ pi[...]

D Digital light proc essing (DLP ™ ) A T ex as Instruments display technology that uses a Digital Mic romirror Device ( DMD) to create and proj ect vibrant , high- defi nit ion images vi a either tele vis ion or a proj ector . De-interlacing A feature that improv es picture quality , produci ng a film-lik e richness. Sixt y frames per second are [...]

HD DVD (high-d efinition DVD ) A next-generation optica l disc format de veloped for high-defini tion video recording and re writing . T yp es (red or blue laser) and storage ca pacity of HD DVDs vary . They inc lude blue-l aser DVD and Blu-ray disc . HDMI (high - definition multime dia inter fac e) An uncompres sed, all- digi tal audio / video int[...]

Q Quick con nect On HP micr odisplay T V s, an illum inated front connector p anel that allows for easy setup and component changes. R Resolution-doubling te chnology A unique HP tech- nology that projects dig ital images at double thei r resolution for impr oved clarity without inc rease d cost . Also called “W obulation. ” S SPDIF (Sony /P hi[...]