artisan 8640B - Page 157

Model 8640B TM 9-4935-601-14-7&P
Table 5-2. Post-Repair Tests and Adjustments (3 of 4)
Assembly Repaired Performance Tests Adjustments
A9 Peak Deviation and Range FM Sensitivity Adjustment
Switch Assy (Cont'd) (if necessary) (5-40)
A10 Divider/Filter Assy Frequency Range Test (4-11) Check power supply voltages
Harmonics Test (4-17) (5-25)
Output Level Flatness Test Range Switch Adjustment
(4-25) (if necessary) (5-34)
Output Leakage Test (4-29)
V
T
Voltage Adjustment (5-36)
RF Filter Adjustment
(if necessary) (5-37)
A11 Fixed-Frequency Internal Modulation Oscillator Check power supply voltages
Modulation Oscillator Test (4-30) (5-25)
Assy Internal Modulation Oscillator Fixed Frequency Modulation
or Distortion Test (Option 001 Oscillator Adjustment
A11 Variable-Frequency only) (4-31) (5-26)
Modulation Oscillator or
Assy (Option 001) Variable-Frequency Modulation
Oscillator Adjustment
(5-27)
A12 Rectifier Assy Frequency Stability vs Time Power Supply Adjustments
A13 Modulation/Metering Test (4-13) (5-25)
Mother Board Assy Frequency Stability vs Line
A14 Line Power Module Voltage Test (4-15)
A15 Riser Assy Residual FM Test (4-22)
A17 Power Supply Internal Reference Drift
Mother Board Assy Rate (Stability) Test
(4-44)
A20 +5.2V and +44.6V
Regulator Assy
A22 +20V and -20V
Regulator Assy
A24 Series Regulator
Socket Assy
A16 Fan Motor Assy Residual FM Test Power Supply Adjustments
A18 -5.2V Regulator and (4-22) (5-25)
Fan Driver Assy
5-6
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