Wavetek 3000 Instruction Manual page 82

MAINTENANCE
MODULE
REPLACED
replaced as a matched set . If replace-
ment of the M30 or M32 becomes necessary,
it is recommended that these two modules
be replaced as a matched set also .
M9W Sweep Oscillator
M10W Output Amplifier
M172 Sweep Drive/DAC
M29-1 FM Reference
M30 Crystal Reference
M31 kHz Steps
M32 MHz Steps
M33 Narrow Osc . Lock
M34 Wide Osc . Lock
C315 Meter Board
C316 Modulation Board
DPS2 Power Supply
TABLE 5-4 . REPLACEMENT MODULE CALIBRATION
ADJUSTMENT REQUIRED
(See appropriate paragraphs in Calibration Procedure)
Reset Phase-Locked Loops #3 and #4
Recalibrate Meter Board (C315)
Reset Phase-Locked Loop #4
Reset FM Reference Adjustments - M29-1
Set Crystal-Frequency Adjustment and Final Freq . Check
None required
(4,
tL -~ ',3
'Sic ~a2
Adjust Phase-Locked Loop #2
Adjust Phase-Locked Loop #3
Set M34 Leveler Voltage (pin 14) for +1 .0 VDC . SEE PLL #4
Adjust Meter Board Calibration
Set AM/FM Vernier Voltage, and FM Reference Adj .
Adjust +18 V and check +7 .3 V