Epson 500 Series - Manual (Page 77)

Caution
When your battery can no longer be recharged, please contact
your local government agency responsible for hazardous waste
disposal. NiCad and NiMH batteries are considered hazardous
waste and should be recycled or disposed of properly.
AC Adapter Problems
If the computer does not work properly with the AC adapter,
check the power light. If it is on, the AC adapter is working and
supplying power to the computer. If it is not on, follow these steps
to find the problem.:
1.
2.
3.
4.
Remove any diskette from the diskette drive and turn off the the
computer. Disconnect the AC adapter and then reconnect it.
Then turn the computer back on. If the power light is still off,
go to step 2.
Check the connections: make sure the AC adapter cable is
securely connected to the computer and the power cable is
securely connected to both the AC adapter and electrical outlet.
Check the green LED on the AC adapter and make sure it is on.
If it's not, go to step 4.
portable lamp into the socket and turn it on.) If the outlet is
If the connections are good, then check the electrical outlet to
make sure it is supplying power. (For example, plug a
working and the connections are secure, there may be
something worng with your adapter.
Caution
Use unly the AC adapter (model number AP-3S25) supplied
with the computer.
Troubleshooting A-5