Top Enclosure
Removing the LCD
4-10
Removing the LCD
The LCD is secured to a bezel connected to the Left Front Panel PCB.
1. Follow the procedure to open the top enclosure.
2. Remove the four screws that secure the LCD to the top enclosure.
a. If you are replacing the LCD with a new one, continue to Step 3.
b. If you are removing the LCD to access the Left Front Panel PCB or to perform
another operation, lift the LCD up from the bezel and turn it over so that it rests
above the Right Front Panel PCB. Be sure to place a piece of anti-static material
between the LCD and the Right Front Panel PCB.
3. Disconnect the at ribbon cable from J19 on the Engine PCB.
4. The at ribbon cable that connects the LCD to the Engine PCB is bundled with other
cables. To remove the LCD, you need to cut the tie wraps and unwrap the tabs of the
two cable wraps (one on the Right Front Panel PCB and one on the Engine PCB) to free
the cable.
5. Remove the LCD.
Replacing the LCD
1. Place the LCD in position on the LCD bezel.
2. Install the four screws to secure the LCD to the bezel.
3. If the service performed required removing the LCD completely, connect the at ribbon
cable to the to J19 on the Engine PCB.
4. Bundle the at ribbon cable with the other cables and wrap the exible tabs of the two
cable wraps (one on the Right Front Panel PCB and one on the Engine PCB) to secure
them. Replace cut tie wraps.
Removing the Left Front Panel PCB
The Left Front Panel PCB is mounted on the SP5-8 top enclosure. In addition to the screws
securing the Left Front Panel PCB to the inside of the top enclosure, there is hardware on the
rear panel portion of the top enclosure (securing the rear panel jacks) and slider knobs on the
front panel.
From the Rear Panel
1. Position the SP5-8 top enclosure so that the rear panel jacks and connectors are
accessible.
2. Remove the nuts and star washers from the audio and pedal jacks.
From the Front Panel
3. Tilt the top enclosure up and remove the knobs from the Master Volume and control
sliders. Place the top enclosure back on to your work surface.
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