Acer K130 Service Manual page 48

No Symptom
Forget Admin
15
Password
Universal
16 Password
Failure
FW Upgrade
17
Failed
- An unique Universal Password which is printed on the Security
Card. This unique password is a back door of Administrator
Password which will be accepted by projector anytime no matter
what the Administrator Password is.
- If you forget the Password, please do the following steps to get
the Universal Password:
(1) Click the "AcerSNID"
(2) Input SNID number. (SNID number is on the Security Card)
(3) Click "Calculate". Then the Universal Password will appear.
- Please confirm whether the SNID number of Service Mode is the
same as the SNID number on the backside of projector.
- If not, please do the actions as below:
a. Execute the EDID Upgrade Procedure (refer to Chapter 6)
b. Execute "Un-lock SNID and Default Language Reset"
(refer to 6-5 of Chapter 6)
c. Press "Power", "Left", "Left" and "Menu" buttons sequentially to
get into Service Mode to obtain the SNID number, then calculate
the Universal Password.
- Ensure that the signal cables and PC works well
- Check the software program version
- Check the firmware file
- Check the upgrade process
- Check Main Board
Procedure
Confidential
K130 3-4