JRC JMR-92 Series Field Service Manual page 668

GIF S1
OFF
Step 3 Remove the GIF.
If an SLC is installed, disconnect the FFC (W82: J821) that connects with the SLC.
If an RIF is installed, disconnect the cable (W81: J822) that connects with the RIF.
Exercise caution when handling the FFCs as they are very fragile.
Remove the screws (M3: 6 locations) that fasten the GIF and then take out the GIF from the JB.
4-447 Chapter 4 Replacement procedure