Sony SDM-N80 Service Manual page 33

Terminal name of semiconductors in silk screen
printed circuit ( )
*
Device Printed symbol Terminal name
Collector
Transistor
1
Base Emitter
Collector
Transistor
2
Emitter
Base
Cathode
3
Diode
Anode
Cathode
4
Diode
(NC)
Anode
Cathode
5 Diode
Anode (NC)
Common
Diode
6
Anode Cathode
Common
7 Diode
Anode Cathode
Common
8
Diode
Anode Anode
Common
9 Diode
Anode Anode
Common
0 Diode
Cathode Cathode
Common
qa
Diode
Cathode
Cathode
Anode
Cathode
qs Diode Anode Anode
Cathode Anode
Source
Transistor
Drain
qd
(FET) Gate
Source
Transistor
Drain
qf
(FET) Gate
Source
Transistor
qg Drain
(FET)
Gate
Emitter
qh Transistor Collector
Base
–
Discrete semiconductot
(Chip semiconductors that are not actually used are included.)
Circuit
D D
G G
S S
D D
G
G
S S
Ver.1.6
SDM-N80 (E) 3-8