Partially dim screen

This symptom indicates a problem with the inverter or backlight bulbs (on the side of the display that is dim), or related cables or connectors. This may be caused by the backlight bulbs or the inverter not working properly. 1. Plug the display into a known-good computer with a known-good video card and ADC display port. Boot the computer. 2. Notice whether the power button on the display is flashing, two short flashes then a long flash, in a delayed repeating pattern. This indicates trouble...

How to Use the Symptom Charts

The Symptom Charts included in this chapter will help you diagnose specific symptoms related to the product. Because cures are listed on the charts in the order of most likely solution, try the cures in the order presented. Verify whether or not the product continues to exhibit the symptom. If the symptom persists, try the next cure. Note If you have replaced a module, reinstall the original module before you proceed to the next cure. Note Referring to the Block Diagram in this manual may be...

Touch switch not working

To verify that the touch switches are enabled in the display preferences, press and hold the Command and Shift keys, then press the touch switch on the left side of the display Launch Switch . The display preferences window will open with an Options tab available. 2. Select the Options tab and verify that touch switch control is enabled. 6. See Knowledge Base article number 58813 for more information at www.info.apple.com kbnum n58813 When displaying a single color over the screen area, the...

Warning The inverter board generates high voltage when the display is plugged in Do not touch the inverter board

Disconnect the display from the computer, then open the display and check for secure connections at CN1, CN2, CN3, CN4 and CN5. Note Refer to the Block Diagram in this manual for connector locations. If the inverter cable connected to CN1 is damaged, replace the inverter cable. If any connectors on the inverter board are damaged, replace the inverter board. If any of the backlight cables CN2, CN3, CN4, or CN5 are damaged, replace the LCD display.

USB device not working

Pin Connector Mainboard Imac 600

Check for bent pins in the ADC connector note, it is normal for two of the pins to be slightly longer than the others . If pins are slightly bent, carefully straighten. If pins are severely bent, replace cable. Also, inspect or have the customer inspect the display port on the computer for broken pin dividers. If the display port is damaged it must be repaired before inserting the ADC connector. 2. Plug the display into a computer with a known-good ADC display port, then boot the computer....

Rear Cover Emi Shield Bezel And Usb Cover Removal

Studio Disable Apple

Remove four hex key screws Rear Cover a . 2. Remove Rear Cover and Rear Shield. 5. Peel back Vent Labels if needed to release EMI Shield. 6. Slide the EMI Shield to disengage it from the Chassis, then remove. 7. Remove the Vertical and Horizontal Clips from the Cradle assembly. Note The Clips can crack or break. Use care when removing. Vent A black stick or flat-blade Labels screwdriver may be helpful. 8. Separate the Bezel assembly from the LCD panel assembly. Apple Studio Display 17 LCD...