Hitachi ED-A110A1DN Service Manual page 35

6-12 PIN LOCK System
If the following PIN BOX menu appears after power on the projector, the PIN LOCK system has been activat-
ed. Under such a condition, key operations and signal displaying are inhibited. To open the PIN LOCK sys-
tem, we need to input the correct 4 digits PIN CODE. If correct PIN CODE is not input in 5 min., the lamp will
be automatically turned off.
Returning repaired unit
Use the Master PIN code. See the paragraph of Releasing the PIN LOCK system inactivation.
Swap unit/Returned unit
Release all security systems. See the paragraph of the PIN LOCK system inactivation.
Releasing the PIN LOCK System
When the PIN BOX menu is displayed, sequentially enter the codes with remote controller as follows. In
accordance with remote controller button entry, " " mark appears in the PIN BOX menu.
Master PIN codes
1st entry code: Press the "MENU " button.
2nd entry code: Press the " " button.
3rd entry code: Press the "KEYSTONE" button.
4th entry code: Press the " " button.
Note: The Master PIN codes can be used up to 30 times. The codes cannot be used thereafter. If the Master
PIN codes cannot be used, see the paragraph of the PIN LOCK system inactivation.
The PIN LOCK System inactivation
1. When the PIN BOX menu is displayed, press "RESET" for 3 seconds or more in order to get the ID Inquir-
ing Code.
2. Send HITACHI sales company the Inquiring code (10 digits) to inquire the correct PIN code.
3. With the PIN BOX menu displayed, input the correct PIN code. Enter the correct PIN CODE that HITACHI
sales company informed.
4. Open menu and select "TURN OFF" from the PIN LOCK items in the SECURITY menu. Then the PIN
BOX menu appears.
Password is required to display the Security Menu.
See the Security in OPTION menu: User's Manual - Operating Guide.
5. Input the correct PIN code in the PIN BOX menu.
6. And then, PIN LOCK will be set to "TURN OFF".
7.Inactivate the MyScreen PASSWORD and Transition Detector too.
And reset the Security Password to the [4910].
See the Security in OPTION menu: User's Manual - Operating Guide.
CP-A100 / ED-A100 / ED-A110 (A1DN)
PIN BOX
Inquiring Code
1 2 1 2 3 4
PIN BOX (ID Inquiring Code)
PIN BOX
Inquiring Code
1 2 3 4
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