Sony XES-Z50 Service Manual page 65

Pin No. Pin Name
76 GFS
77 SENS
78 —
79 —
80 —
*1 Elevator up/down motor, disc load/save motor control
Operation
Terminal
MA (pin 8)
MB (pin 7)
MC (pin 6)
I/O
I
Guard frame sync signal input from the digital signal processor (IC501) "L": NG, "H": OK
I
Count sense signal input from the digital signal processor (IC501)
O
O
Not used (open)
O
Elevator up/down motor (M501)
Elevator up Elevator down
"L"
"L"
"H"
Function
Disc load/save motor (M502)
Disc load
"H" "L"
"L" "H"
"H" "L"
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Disc save
"H"
"H"
"L"