Siemens SIMATIC Panel PC 677 Operating Instructions Manual page 16

Description
2.1 Panel PC 677: Computer unit and control unit
Short description
The device is available with different control units which are distinguished by the size of the
display and by the membrane keyboard or touch screen.
Keyboard variants
• Color display with backlighting:
• Membrane keyboard with alphanumeric keys, numeric keys, cursor keys and control keys
• Function keys and softkeys
• Integrated mouse
• LEDs for power supply, temperature, softkeys, <Shift> and <ACK> keys
• Front-mounted USB 2.0 port for connecting external I/O modules. The front-mounted
Touch screen variants
• Color display with backlighting
• LEDs for power supply and temperature
• Front-mounted USB 2.0 port for connecting external I/O modules. The front-mounted
For additional information, refer to the specifications.
2-2
– 12'' TFT technology with 800 x 600 resolution
or
– 15'' TFT technology with 1024 x 768 resolution
USB port is sealed and unusable for some device variations.
– 12" TFT technology; resolution 800 x 600 pixels
or
– 15" TFT technology; 1024 x 768 resolution
– 19" TFT technology; 1280 x 1024 resolution
USB port is sealed and unusable for some device variations.
SIMATIC PC Panel PC 677/877, Control Unit
Operating Instructions, Edition 04/2005, A5E00407724-01