artisan 8640B - Page 8

TM 9-4935-601-14-7&P
CONTENTS (Continued)
Section Page
5-40 FM Sensitivity Adjustment ............................................................. 5-32
5-41 Internal Reference Frequency Adjustment...................................... 5-34
5-42 RF Oscillator End Stop Adjustment ............................................... 5-36
5-43 RF Oscillator Output Power Adjustment ......................................... 5-38
5-44 FM Linearity Adjustment (Alternate) .............................................. 5-40
Section VI Replaceable Parts
6-1 Introduction.................................................................................... 6-1
6-3 Exchange Assemblies.................................................................... 6-1
6-5 Abbreviations................................................................................. 6-1
6-7 Replaceable Parts List.................................................................... 6-1
6-11 Ordering Information...................................................................... 6-1
6-14 Spare Parts Kit............................................................................... 6-1
6-16 Illustrated Parts Breakdowns ......................................................... 6-2
Section VII Manual Changes
7-1 Introduction.................................................................................... 7-1
7-3 Manual Changes ............................................................................ 7-1
7-6 Manual Change Instructions .......................................................... 7-4
7-7 Instrument Improvement Modifications .......................................... 7-78
7-9 Improved FM Metering Accuracy (Serial
Prefix 1229A) ....................................................................... 7-78
7-11 Elimination of Frequency Shift in Expand
X100 Mode (Serial Prefix 1229A) ......................................... 7-78
7-14 A8A2 Counter/Lock Board Assembly
Improvements (Serial Prefix 1229A) .................................... 7-78
7-16 Improved Audio Output Level Accuracy
(Serial Prefix 1229A) ............................................................ 7-80
7-18 A26A1 Power Amplifier and AGC Detector
Assembly Improvement (Serial Prefix 1229A)....................... 7-80
7-20 Reduction of RFI Leakage from Front Panel
(Serial Prefix 1244A and Below) .......................................... 7-80
7-23 A26A4 AGC Amplifier Assembly Improvement
(Serial Prefix 1245A and Below) .......................................... 7-81
7-26 Reduction of RFI Leakage from RF Oscillator
(Serial Prefix 1246A and Below) .......................................... 7-81
7-28 Replacement A7 FM Shaping Assembly (Serial
Prefix 1246A and Below) ...................................................... 7-81
7-31 Replacement A9 Peak Deviation and Range
Switch Assembly (Serial Prefix 1246A and
Below) ................................................................................. 7-81
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