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C7-635 Control System
A5E00155581-04
Document Guide
This guide lists the most important topics and indicates which manuals in the
documentation package contain relevant information for each topic.
Information Location 
(This Manual)
Reference
Product Overview Chapter 2
Mounting and Wiring Chapter 3
Special Features of the C7-635 Chapter 4
Control and Display Elements CPU 31xC and CPU 31x, 
Technical data
Memory
• SIMATIC Micro Memory Card (MMC)
for the CPU
CPU 31xC and CPU 31x, 
Technical data
• CPU Memory Concept CPU 31xC and CPU 31x, 
Technical data
• Compact Flash Card (CF-Card) 
for the TP/OP
Touch Panel TP170 A, TP170 B,
Operator Panel OP170 B,
Chapter 12
Commissioning the HMI Portion Touch Panel TP170 A, TP170 B,
Operator Panel OP170 B,
Chapter 3
Operating the Device Touch Panel TP170 A, TP170 B,
Operator Panel OP170 B,
Chapter 4
Data Areas for Communication
between C7-OP and C7-CPU
SIMATIC HMI, Communication for
Windows-Based Systems,
Chapter 7
Screen Objects Touch Panel TP170 A, TP170 B,
Operator Panel OP170 B,
Chapter 7
System Settings Touch Panel TP170 A, TP170 B,
Operator Panel OP170 B,
Chapter 9
Maintenance Chapter 5
Technological Functions S7-300 Automation System
CPU 31xC 
Technological Functions
Technical Specifications Appendix A
Scope of Functions Appendix A
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Siemens Controls