Akai
DVD-2100 1. Press the Open button on your remote control to open the drive tray.
2. Press the buttons 3, 8, 3 and 8 on your remote control, in order, one at a time.
3. You will now be in a secret menu where you can change the region to 1 for region 1, 2 for region 2, and so on, or 9 for multi-region playback.
4. You may also be able to disable Macrovision from this menu.
5. Press the I button on your remote control to exit the menu.
Akai
DV-P2500 Method 1:

1. Turn on the player, without a disc in the tray.
2. When the player displays the message, "NO DISC", key in the following on the remote control: Stop, 8, 3, 8, 2.
3. A "System Setup" page should appear.
4. Choose Region Code from the menu.
5. Using the remote control, press Select, Up/Down buttons to get to change region to selected number.
6. Press Select button to confirm.
7. Press Return to go back to the front page.

Method 2:

1. Turn on the player.
2. Open the player's tray.
3. Using the remote control, key in the following: 8, 9, 2, 6, followed by the region number, or 0 for region free.

Akai DV-P4000 關機
按住dimmer switch和Back Skip並開機
DVD機螢幕上會出現四條短橫線
輸入"1999"
DVD機屏上的顯示會變成"A-0000 D-04"
如下設置區碼："00"(顯示A-0000 D-00)為全區，"01"(顯示 A-0000 D-01)為1區，依此類推
按Enter.
關機再開機

Akai
DV-P8000 1. Turn the player on and ensure there is no disc in the tray.
2. Using the remote control, key in 8, 9, 2, 6 and the Region number, or 0 for region free.
Akai
DV-P2340
DV-P2440
DV-P2540 1. Turn the player on.
2. When the Akai logo appears, use the remote control and press Open/Close.
3. Keep the tray open and key in the following on the remote control: 3, 3, 0, 8.
4. The TV should display XXXX in the top left hand corner.
5. Type in the value of 00 for region free or 01 for region 1 etc.
6. Press Open/Close on the remote control.
7. Turn the player off and back on again.
Akai
DV-P3470 Change region and enable VCD:
1. Power on the player,
2. Press Open button to open the tray,
3. Press Setup button to enter the setup menu,
4. Press 49540 on remote control in turn, ( press the keys rapidly ). A new menu line occours
5. Select VERSION and then push PLAY
6. Select REGION CODE
7. Push > button and change the region code with up/down buttons. 0 is multi region.
8. Press SETUP button to confirm.
9. You can change the VCD setting from same menu

Apex AD-600A 取出DVD機中的光碟
按Setup.
選擇Preferences
再按Step
按Previous Track鍵
按Press Next Track鍵
出現服務功能表，照單修改即可

Ariston DVD 2000 開機，打開倉門
輸入2、 0、0和1
按遙控器上的Open鍵
按7兩次
按Enter鍵
然後會出現一個隱藏功能表，你可以改成任何區碼，輸入13改為全區。

Bush DVD 102 打開倉門
輸入2、0、0和1，再按ENTER.
然後會出現一個隱藏功能表，你可以改成任何區碼，輸入13改為全區。

Bush DVD-2000 打開碟倉
放入你想看的1區正版光碟，不要關碟倉
按遙控器上的0,1,2,3鍵
按Play鍵就可以播放

Bush DVD-2002 開機，打開倉門
輸入2、 0、0和1
按遙控器上的Open鍵
按7兩次
按Enter鍵
然後會出現一個隱藏功能表，你可以改成任何區碼，輸入13改為全區。

Bush DVD-2005
Bush DVD-2009 開機
按Open.
按Zoom.
按a/b.
按Up, Left, Down, Right.
DVD機屏上就會出現全區資訊