Dynatronics Dynatron 850 Plus Service Manual page 136

DYNATRON 950/850 Plus STIM FINAL QUALITY CHECK (Q.C.)
1. INTERFERENTIAL: 42-55 Vpp
a) Static- High/Low (all channels) ± 4 Vpp
b) Target/ Sweep (all channels)
c) Modify Features (mode, time, function, cancel)
d) Verify current limit 50mA maximum
2. PREMODULATED 42-55 Vpp
a) High/Low (all channels)
b) High/Low alternating (all channels)
c) Modify Features (mode, time, cancel)
d) Verify current limit 50mA maximum
3. RUSSIAN STIM: 42-55 Vpp
a) One Channel Normal (all channels)
b) Two Channel Reciprocal (channel pairs)
c) Two Channel Co-contraction (channel pairs)
d) Verify current limit 50mA maximum
4. BI-PHASIC: 42-55 Vpp
a) One Channel Normal (all channels)
b) Two Channel Reciprocal (channel pairs)
c) Two Channel Co-contraction (channel pairs)
d) Verify current limit 50mA maximum
5. CHECK: labels, screws, chime, jacks, remote stop,
micro probe conductance.
6. FUSE: verify rating (1.6 Amp slow-blow 250v)
7. VERIFY:
a) Custom Presets
b) Check Lead Test, (target/sweep upon power up or function target after power up)
c) Check lead warning
d) Conductance bar graph
8. Microcurrent:
a) Verify at 10 uA +/-10% and at 990 uA +/-1%
b) Conductance changes with and without a load, notice audible tone change.
c) Verify the polarity changes.
d) Verify microcurrent conductance bar graph
9. High volt: (950+, 2-ch's; 850+, 1-ch)
a) Without load, verify 500 volts (-10%)
b) Conductance
c) Verify that polarity changes.
FAILURES
Step No.___________________
Reason__________________________
Repaired______________________________________________________________________________________
Technician
Schematics and QC Check Lists
DS005C - REV 6 – 10/25/02
Dynatron
®
CHECKOFF SHEET
Date____/____/____
850plus & 550plus
ACCEPTANCE:
Technician________________ Date____/____/____
QC Inspector ______________ Date____/____/____
128
TECH/QC
(initials)
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