ALLEN & HEATH Qu-16 - IMPORTANT - Read these instructions before starting; Safety instructions; System operating firmware

ALLEN&HEATH TB1403 - Qu-16 Phantom Power Hot Plugging Page 3/6
MODIFICATION INSTRUCTIONS FOR AG8891 ISS_2 ONLY
STEP 1 - DIODE REMOVAL
FOR SERIAL NUMBERS BEFORE QU16-003300
Remove the base of the Qu-16. Look at the rear of the Audio Board (AG8891)
On the Audio Board (AG8891), check for red glass LL4148 Diode at D1, D2, D3, & D4.
Are the diodes on the board?
There are 68 diodes;
34 on the front, 34 on the back.
REMOVE ALL 68 DIODES
GO TO STEP 2 (PAGE 3)
YES NO
GO TO STEP 2 (PAGE 3)