
Contents 
Contents 
1  Introduction  1 
2  Getting Started  1 
2.1  Quick Start  2 
3  Overview  3 
4  Your PL-18 Control Port Expander  4 
5  Connecting the PL-18 Control Port Expander  5 
6  Operating the PL-18 Control Port Expander  6 
7  Technical Specifications  6 
8  PL-18 Commands in Protocol 3000  7 
8.1  Operating Commands  7 
8.2  Help Commands  9 
8.3  Result and Error Codes  9 
8.4  Identification Commands  9 
8.5  Machine Information Commands  10 
8.6  Reset Command  10 
9  Protocol 3000 Syntax  10 
9.1  RS-232/2 Settings  10 
9.2  Host Message Format  10 
9.2.1  Simple Command  10 
9.2.2  Command String  10 
9.3  Device Message Format  11 
9.3.1  Device Long Response  11 
9.4  COMMAND TERMS  11 
9.5  Entering Commands  12 
9.6  Command Forms  12 
9.7  Command Chaining  12 
9.8  Maximum Strin g Length  12 
9.9  Backward Support  12 
10  Using the P3K Wizard  13 
10.1  Updating the PL-18 Firmware  13 
10.1.1 Downloading The Firmware  13 
10.1.2 Connecting a PC to the PL-18  13 
10.1.3 Updating the Firmware  14 
10.2  Changing the Device Parameters  20 

Contents 
Figures 
Figure 1: PL-18 Control Port Ex p a nde r    4 
Figure 2: Connecting the PL-18 Control Port Expander    5 
Figure 3: P3K Wizard Screen 
Figure 4: Connect Serial/USB 
Figure 5: Error Message 
Figure 6: Device Selection    16 
Figure 7: Open File Window 
Figure 8: Device and Fil e Selected 
Figure 9: Warning Window 
Figure 10: Load Progress    19 
Figure 11: Completion Message
Tables 
Table 1: PL-18 Control Port Expander F unc tions    4 
Table 2: PL-18 Control Port Expander Technical Specifications
   14 
   15 
   15
   17 
   18 
   18
   19
   6
KRAMER: SIMPLE CREATIVE TECHNOLO GY 

Introduction 
1  Introduction 
Welcome to Kramer Electronics! Since 1981, Kramer Electronics has been 
providing a world of unique, creative, and affordable solutions to the vast 
range of problems that confront the video, audio, presentation, and 
broadcasting professional on a daily basis. In recent years, we have 
redesigned and upgraded most o f our line, making the best even better! Our 
1,000-plus different models now appear in 11 groups
1
 that are clearly 
defined b y function. 
Thank you for purchasing the Kramer TOOLS PL-18 Control Port 
Expander, which is ideal for: 
• Controlling multimedia rooms, such as classrooms, auditoriums, 
conference rooms, and so on 
Each package includes the following items: 
• The PL-18 Control Port Expander 
®
• Windows
-based Kramer control software and Kramer RC-SV 
Configurati on software 
• Power adapter (5V DC input) 
2
• This user manual
2  Getting Started 
We recommend that you: 
• Unpack the equipment carefully and save the original box and 
packaging materials for possible future shipment 
• Review the contents of this user manual 
3
• Use Kramer high-performance high-resolution cables
1 GROUP 1: Distribution Amplifiers; GROUP 2: Switchers and Matrix Switchers; GROUP 3: Control Systems;  
GROUP 4: Format/Standards Converters; GROUP 5: Range Extenders and Repeaters; GROUP 6: Specialty AV Products; 
GROUP 7: Scan Converters and Scalers; GROUP 8: Cables and Connectors; GROUP 9: Room Connectivity;  
GROUP 10: Accessories and Rack Adapters; GROUP 11: Sierra Products 
2 Download up-to-date Kramer user manuals from our Web site at http://www.kramerelectronics.com 
3 The complete list of Kramer cables is on our Web site at http://www.kramerelectronics.com