Date | Header | Text |
12-10-2009 | | In the repair world, laser and optical pickup are referred to the exact same device. You can not change the laser diode or the optical mechanism without precision equipment. |
12-10-2009 | | CRT Socket #1-251-182-11 Screen/focus block #1-223-925-34 |
12-10-2009 | | Take the back off and see if the capacitors on the ballast are puffed up. The ballast is the small board the lights the lamp. |
12-10-2009 | | Did you try replacing the lamp or have you ever? |
12-10-2009 | | You need the service manual to find out what 8 blinks mean or call Sony customer support. It's not a manual I can pull up. |
12-10-2009 | | Have you tried swapping CRT boards to see if the problem follows the tube or the CRT board? |
12-10-2009 | LCD inverter | If you have sound and no picture shine a strong flashlight into the blank screen.If you see a faint picture the inverters are bad.A board can look perfectly fine and still not work. |
12-10-2009 | | Does the power light come on? Does the relay click? |
13-10-2009 | Re: LCD inverter | [quote:3a9c2732a9="Dan the TV man"]...If you see a faint picture the inverters are bad.A board can look perfectly fine and still not work.[/quote:3a9c2732a9]
Dan, what a simple - yet effective - little diagnostic trick! I was so happy to see a dark Wi |
13-10-2009 | | [quote:44c2dd8306="minnie"]Take the back off and see if the capacitors on the ballast are puffed up. The ballast is the small board the lights the lamp.[/quote:44c2dd8306]
[quote:44c2dd8306="minnie"]Take the back off and see if the capacitors on the ba |
13-10-2009 | | Pix arent showing up using the img tags...hmmm.. Anyways, heres the links to the pix of my ballast.
http://img70.imageshack.us/img70/8929/p1050154.jpg
http://img94.imageshack.us/img94/2894/p1050155.jpg |
13-10-2009 | | I have not.
I picked up today what is my best guess of what the original resistors were (630 ohm) and want to give that a shot and will try swapping CRT boards if it doesn't stabilize.
Original owner claims it just quit, no dramatics. Clicked off a |
13-10-2009 | | If you need a service manual with schematics for Sanyo 3900Z/4900Z/5900Z then you can find it at
http://www.schematics.me/index.php?cat=5&brand=351 |
13-10-2009 | ricoh aficio 450 cannot detect paper tray | hello,
i have an aficio 450 and with 4 paper tray but prompt me only 2 empty tray even i fill it with paper. i've read the manual and do some component checking but the result still same. do i need to replace any sensor? can anybody here help me.
tq |
13-10-2009 | KV 2197 M3 Reparing tips and schmatic diagrm | KV 2197 M3 Reparing tips and schmatic diagrm |
13-10-2009 | thanks! | Hi,
I just wanted to say Thank you! Your instructions were spot on, and my TX32LXD1 is now working perfectly!
Cheers
aka |
13-10-2009 | Sony KLV-S40A10E died | IC6300 (switching regulator) was the problem. Thanks to Gary for pointing me into the right direction. |
13-10-2009 | Sony SDM-HS74 LCD | Anyone have experience or help troubleshooting this 6 years old -Freecycled- 17" [b:fca7ecaa49]Sony SDM-HS74[/b:fca7ecaa49] LCD ?
At first, when powered on, the symptons were: green power led on, raster with osd but only for 5 sec. or so, then shu |
13-10-2009 | Schemat elektroniczny radia samochodowego Ford "SOUND 2 | Poszukuję schematu elektronicznego FD2004 radia samochodowego model Ford sound 2000, potrzebny jest schemat przedwzmacniacza i wzmacniacza mocy. |
13-10-2009 | repair : Wharfdale DVD Model WH-1000HD ResVal R814 | Anybody got Service Repair Manual
for Wharfdale DVD Player Model WH-1000HD
to check-up what the Res Val is for R814
on the PSU Pcb
thanks!
G |
13-10-2009 | The more I read, the more I learn... | So, the parts that were previously replaced on the master inverter board (and slave now that I look closely) were the 330uF capacitors and the surface mount transformer (not transistor!).
I think I should be able to check for power coming out of the tr |
13-10-2009 | | [quote:577e3eded6="minnie"]You need the service manual to find out what 8 blinks mean or call Sony customer support. It's not a manual I can pull up.[/quote:577e3eded6]
Like I mentioned in the first post, error #8 is "Tuner Does Not Acknowledge" |
13-10-2009 | Fujitsu Siemens LCD MYRICA VQ40-1 | Hello! I have this LCD and problem whith it! When i put on this TV started lighting blue lamp, but screen is black, and i can not to shut down tv from remoute control! I have check output voltage from power suplly, where shut be 24 volts is only 12, where |
13-10-2009 | samsung sgh-i550w | hy i search service repair manual samsung sgh-i550w
please help mee |
13-10-2009 | | Also, I just tested the ballast.
Coming from the power board (the blue and brown wire) to the ballast. I obtained a reading of 216VDC on initial power on, and dropped to a "steady" 180VDC. I don't know what the standard DC voltage is for the |
13-10-2009 | | You can find the Samsung SGH-i550 (non WiFi) at http://www.schematics.me |
13-10-2009 | Sevice manual | Hi! can anyone tell me where i can find the service manual for Harmon Kardon HK560 receiver? I have searched everywhere i can think of but no luck. can anyone help me out? :( |
13-10-2009 | | im no speak english |
13-10-2009 | Language Settings Problem TV | I have a Hitachi C21-TF750S TV and the language is now chinese or japanese and i just couldn't understand how to use the menu as it's not English anymore, can anyone help me put it back to English please. |
13-10-2009 | LCD inverters | The inverters on this model are over $200 each.You really dont need to be testing these boards live, it can be dangerous.There is a company called PTS Corp-18008447871.You can send them the boards and they will rebuild them,they also have a website.You co |
13-10-2009 | Service Manual Philips 28DC2670 | Hi! can anyone tell me where i can find the service manual for the TV Philips 28DC2670? I have searched everywhere i can think of but no luck. can anyone help me out? Thanks! :roll: |
13-10-2009 | Re: Matsui 1414R TV | [quote:8d4259a625="Flic"]Hey,
Recently been given this TV by my sister, who has unfortuanely lost the manual. I would just like to know how to programme the channels.
Can anyone help me?[/quote:8d4259a625]press and hold the tuning skip button and a tun |
13-10-2009 | PWR0501904014 PSU PCB Octigen MA9KKA Monitor | I had one of these monitors that just died - no power led, no backlight, no display. Fault due to shorted (one of two in parallel) shotkky diode on 12v section of PSU board (supply to ccfl inverters) effectively shorting 12v output and killing pwm contro |
13-10-2009 | | Does the lamp light? |
13-10-2009 | | Does the set come on? |
13-10-2009 | | You can get the Harkan Kardon HK-560 service manual with schematics at http://www.schematics.me/index.php?cat=5&brand=348 |
13-10-2009 | | You can get the Philips 28DC2670 service manual with schematics at http://www.schematics.me/index.php?cat=9&brand=38 |
14-10-2009 | | [quote:5d6136d37f="minnie"]Does the lamp light?[/quote:5d6136d37f]
[quote:5d6136d37f="minnie"]Does the lamp light?[/quote:5d6136d37f]
No, but I heard that the color wheel has to spin before the lamp will light and the color wheel won't spin nor will |
14-10-2009 | | Forgot to mention.....
I don't think you can measure the voltage going to the lamp (excess of 10,000 volts?) but with the lamp pulled out, I know I don't see any spark "arc" at the lamp terminals...nor do I see anything on the ballast " |