# CR SCALE CHECK [B21]

1. Start service support mode.
   • Service mode startup and operating procedures
2. Select “Adjustment Main Unit: MENU” from the service support mode top menu.

3. Select “CR Scale Check”.

   Check Point / チェックポイント

   Select and execute the corresponding adjustment item using either procedure below.

   • Selecting by entering the program number
   1. Select “Input B No.-Main Unit Adjust” from the Adjustment menu.
   2. Press the [#] button and software number key is displayed on LCD. Enter programnumber “21”.
   3. Press the [#] button.
   • Selecting from menu
   1. Select “Individual Adjustment: MENU” from the Adjustment menu.
   2. Select “Mech Check MENU” from the Individual Adjustment menu.
   3. Select “CR Scale Check” from the Mech Check menu.
4. The check result is displayed on the panel. If NG, replace the CR Scale with a new one.