Rohde-schwarz-smh 1007.7994.15-BD.2-SERVICE-MANUAL-GERMAN-ENGLISH – Service manual (PDF)

Erik from ManualsPlus — Sat, 13 Dec 2025 10:21:14 +0000

The service manual for the Rohde & Schwarz SMH signal generator provides detailed instructions on setup, operation, and troubleshooting, including the preparation and use of the device, maintenance procedures, and service instructions for the entire unit and its components. It covers aspects such as signal generation through indirect synthesis, level preparation and amplitude modulation, frequency modulation, and the functionality of the modulation generator, with additional guidance on fault diagnosis and adjustments.

Brand: Rohde-schwarz-smh
Model: 1007.7994.15-BD.2-SERVICE-MANUAL-GERMAN-ENGLISH
Type: service manual
File size: 16.8 MB

Manual Overview

The service manual for the Rohde & Schwarz SMH signal generator provides detailed guidance on troubleshooting, error codes, diagnostics, calibration, and board-level adjustments. The manual outlines troubleshooting flowcharts for identifying and resolving issues related to keyboard/display errors, frequency errors, level errors, harmonic distortion, AM/FM errors, and noise levels. Diagnostics include self-tests and specialized functions for testing purposes. Calibration and adjustments are crucial for maintaining signal accuracy, with specific instructions for amplitude modulation, frequency modulation, and reference oscillator adjustments. The manual also provides board-level guidance, detailing the function and setup of various components such as the HF oscillator, FRN-Loop, and modulation generator. The HF synthesis process involves indirect synthesis using phase-locked loops (PLLs) for frequency stability. The manual emphasizes the importance of using precise measurement equipment and tools for effective servicing and adjustment of the signal generator.