Panasonic SA-PM37MD Service Manual page 86

Pin No. Mark
98 CLOSE_L
99 OPEN_H
100 VREF+
15. Block Diagram
16. Schematic Diagram
(All schematic diagrams may be modified at any time with the development of new technology)
Note :
S1
PROTECT detect switch
S3
LOAD OPEN detect switch
S4
DISC IN detect switch
S5
LOAD PLAY/REC detect Switch
S6
LOAD PLAY detect Switch
S7
LOAD TRG detect switch
S8
Traverse detect switch
S701
Reset switch
S701
Rest switch
S780
Open switch
S971
Mode detect switch
I/O Function
O CD tray close control
output terminal
O CD tray open control
output terminal
I Connected to power
supply
86