Electronics Forum / Repair / October 2007

I see a phone answering machine on Ebay, maybe 10 or 15 years old, and
it has "CPC Disconnect".  I googled and learned that was Calling Party
Control  Disconnect.
All of the google hits I can find involve fancy local phone systems

I have a Nakamichi CR-7A that works and sounds great, but it has
developed a problem, and I am wondering how difficult it will be to
repair.
The flourescent meter window has stopped working.

I'm adding a section on LCD monitor repair in my engineering log. It
turns out that fixing LCD monitors is fairly easy, since most of the
time, it is the backlight inverter which fails, and on backlight
inverters, most of the time it's specific components which fail.

Anyone using one of these?
Leonard

Please friends, I have a laserjet printer HP 1000 and cant get a
cable for it. The  port on the printer is just like the parallel port
(D 25 ) on the PC. Is there any special cable for this printer or I
can easily make one by joining two parallel printer cables ( D 25 to

This concerns a Motorola T720.
I think I dropped it one time too many.  It's dead.  Putting it on charge
made the screen backlight come on and sometimes it would say "Charging" but
nothing else.  Would not turn on.

We are using FANUC make CNC , this machines CRT displays after 3 to 4
hour from switching ON ,Please help me what to do

I have a base for a Panasonic cordless 900mhz phone but no handset
other than a Vtech 900mhz handset.  Assuming the channel allotment is
the same I wonder if the Vtech can use the Panasonic if the handset is
charged with an alternate cradle.  I checked Goldswasser's faq but to

Dear friends '
I would like to ask about the small connector shown in the attached
photo in the following link
http://rapidshare.com/files/59000985/Scan0001.tif.html

Inserting disks you obtain "READING" message for a long time. Then "NO
DISK".
Inside inspection (as per FAQ):
the spindle motor correctly runs.

Looking for a schematics for a circa 1991 Zenith CD15MNTC1 color
monitor (flat tension mask).
The neck board has a NTCS/PAL decoder TDA3566 Phillips chip.
Please email me directly if you have, or know where I can find a copy

This one has a problem in the audio switching and I cannot find a schematic.
I have access to the Yam site, but it is not available electronically.  I
would rather not wait for a paper schematic if someone has a scan of the
manual or just a scan of the switching circuits would be ...

I just bought a used Nakamichi RX-505 and it won't eject or auto-
reverse.
When I press the button, I can hear it engage and the mechanism
responds, but no movement.

There is an undocumented method for aligning the 3 lcds in this Epson/
Sieko optical engine used in this InFocus model LP730 video projector.
I have magenta borders to one side. If I could slide that LCD over
about 10 pixels, everything would be OK.