Allen&Heath GL4000 SERVICE MANUAL - Manual (Page 52)

Console inverted with the base removed.
SLAVE PCB
(x1)
GL4000-824 INTERNAL LAYOUT
17
24
GROUP PCB
(x8)
INPUT PCB
(x8)
16
9
8
1
}
MASTER PCB
(x1)
L / R PCB
(x2)
MONO PCB
(x1)
STEREO PCB
(x4)
MASTER CONNECTOR PCB
(x1)
INPUT CONNECTOR PCB
(x1)
16 WAY LEFT HAND
HARNESS
(x1)
16 WAY MASTER
HARNESS
(x1)
MICRO PCB
(x1)
16 WAY METER
HARNESS
(x1)
26 WAY MPU
HARNESS
(x1)
40 WAY MAIN
HARNESS
(x1)
16 WAY RIGHT
HAND HARNESS
(x1)