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POWER
2A
NS9
NS7
gy
115V
100V
115VAC
85W
FAN
NS10
NS8
wh
Board
Current
Draw
During measurement, V–10 at
backplane was ~ 9::9.6V due
to ammeter drop.
Display connectors not in place.
B o a r d
Cumu. mA Board
mA
30
231
231
31
453
222
32
649
196
33
871
222
34
1046
175
35
1280
234
36
1307
27
38
1438
131
39
1565
127
40
1660
95
37
1785
125
Canon 161 Calculator
Section: Power Supply
Page: 19
Rendition: 2022 Feb 6
2•
DV14C
gn
12V
DC
1.6A
3000
25V
12V
gn
2•
DV14C
bu
12.6V
3A
vi
DC
2.5A
5000
25V
12.6V
bu
1S311
2•
820
SR1A-2
100
25V
TR2
2SB221
TR3
2SD77
1.5K
TR4
2SD77
3.9K
2000
25V
og
3A
3
2SB243
NS1
light bu
–19V
2•
0.2
NS5
2SB250
–10V
dark bu
2000
25V
0.2
small
10
10
NS2
dark bu
100
15V
TR1
2SB243
30
15V
–VR
1K
820
390
NS3
–2V
gn
1.8
NS4
RD6A
bk
5.9V
820
+VR
1K
30
1.5K
15V
1K
2000
NS6
25V
bn
+10V
–V(L)
to display lamps
N401H
N391H
N381H
N371H
N361H
N351H
–10V(K)
to keyboard
–2V
N352Z
E
N401J
N391J
N381J
N371J
N361J
N351J
N401F
N391F
N381F
N371F
N361F
N351F
2 of
100
100
30
15V
15V
15V
30
30
15V
15V
N332J
N322J
N312J
N341H
N331H
N321H
N311H
N301H
–2V
–2V
–2V
–2V
–2V
N342Z
N332Z
N322Z
N312Z
N302Z
N341J
N331J
N321J
N311J
N301J
N332K
N322K
N312K
N302V
N341F
N331F
N321F
N311F
N301F
N332H
N322H
N312H
30
100
15V
15V
30
30
100
15V
15V
15V
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