Veichi AC310 Service Manual page 41

Note 2: The data measured at this point is the default AO output voltage.
9 pin
1.2V
10 pin
1.2V
8 pin
3.9V
4. Device bit number and specification
AO Output Circuit Components
Pulse output
Resistance: R21/R23=4.7K/0402, R222=10K/0402, R241=2K/0402, R204
Op-amp: U12-C=TL084IDR
Triode: T4=MMBT4401LT1 Capacitance: C44=100PF/0402, C43=300PF/0402
Voltage output
Resistances: R97=100K/0402, R80/R81=4.7K/0402, R242/R246=10K/0402, R266
R268=100Ω, R263=20K/0402
Capacitor: C151=100PF
Current output
Resistance: R153/R100=100K/0402, R98/R99=20K/0402, R95=510Ω, R94=100Ω,
Capacitor: C79=200NF/0402
Op amp: U12-A = TL084IDR Triode: T3 = MMBT4401LT1
5 pin
1.6V
6 pin
1.6V
7 pin
10V
AC310 Universal AC Drive Service Manual
3 pin
2 pin
1 pin
13.1V
11.5V
15V
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