Operating Manual 1302.6163.12 - 03 8.1
R&S ESU Maintenance and Instrument Interfaces
Introduction
8 Maintenance and Instrument Inter-
faces
8.77 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.1
8.78 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.2
8.78.1 Storing and Packing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.2
8.78.2 List of Power Cables Available . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.2
8.79 Instrument Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.2
8.79.1 GPIB Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.2
8.79.1.1Interface Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.3
8.79.1.2Bus Lines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.3
8.79.1.3Interface Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.4
8.79.1.4GPIB Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.4
8.79.2 Printer Interface (LPT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.5
8.79.3 RS-232-C Interface (COM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.7
8.79.3.1Interface Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.7
8.79.3.2Signal Lines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.7
8.79.3.3Transmission Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.8
8.79.3.4Control Characters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.9
8.79.3.5Handshake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.9
8.1 Introduction
The following chapter contains information on the maintenance of the R&S ESU and
on the instrument interfaces:
• “Maintenance” on page 8.2
• “Instrument Interfaces” on page 8.2
Please follow the instructions in the service manual when exchanging modules or
ordering spares. The order no. for spare parts can be found in the service manual.
The address of our support center and a list of all Rohde & Schwarz service centers
can be found at the beginning of this manual.
The service manual includes further information particularly on troubleshooting,
repair, exchange of modules (including battery exchange, adjustment of the OCXO
oscillator) and calibration.