Marantz SR7500/A1B Service Manual page 32

FRONT PCB
SELECTOR PCB
U VERSION ONLY
H/P PCB
H/P
A, K, L, F, N VERSION ONLY
PUSH S/W
POWER ON/OFF
PUSH PCB
FROM POWER PCB
41
FROM DSP PCB
TO DSP PCB
FROM VIDEO PCB
AUX1 PCB
TO DSP PCB
42
AUX1