G
D
S
2
3
4
5
6
7
8
9
0
qa
qs
qf
qh
–
1
G
D
S
G
S
S
D
G
D
Ver.1.6
Transistor
(FET)
Transistor
Transistor
Discrete semiconductot
(Chip semiconductors that are not actually used are included.)
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Source
Source
Anode
Anode
(NC)
(NC)
Cathode
Anode
Cathode
Common
Cathode
Cathode
Common
Cathode
Cathode
Common
Common
Common
Common
Cathode
Anode
Base
Emitter
Collector
Base
Emitter
Collector
Drain
Gate
Gate
Drain
Device Printed symbol Terminal name
Circuit
Terminal name of semiconductors in silk screen
printed circuit ( )
Anode
Anode
Anode Cathode
Anode Anode
Cathode
qd
Transistor
(FET)
Transistor
(FET)
qg
Emitter
Collector
Base
Transistor
Source
Gate
Drain
Cathode
Anode
Anode
Cathode
Anode
Anode
*
Part Replaced ([)
RV901
HV ADJ
HV Regulator
Circuit Check
HV Protector
Circuit Check
Beam Current
Protector Circuit
Check
Part Replaced (])
D Board C901, R923, R924,
R929, R943, T902(FBT)
• Mounted D Board
D Board C922, C926, D912,
D915, D921, Q907,
Q908, R921, R922,
R932, R937, R939,
T902(FBT)
• Mounted D Board
D Board C921, C933, D901,
D913, R920, R928,
R930, 931, T902(FBT)
• Mounted D Board
N Board IC001, R031, R032
• Mounted N Board