Siemens SINUMERIK 840D sl Commissioning Manual page 921

1.3.4 Setting the screen resolution
Overview
The system behavior during boot up for the screen resolution is set in the file tcu.ini. You will
find the delivery status for tcu.ini in E:\siemens\system\etc.
Modified tcu.ini files are saved in F:\addon_base\..., F:\oem_base\..., F:\user_base\...
Reference: Operator Components Manual, "Networking" chapter
Set the resolution when booting up the PCU
The following options are available in the # RESOLUTION section in the tcu.ini:
0 = SYSTEM
1 = AUTO_OP_1 (default)
2 = AUTO_OP_2
3 = AUTO_MON_1
4 = AUTO_MON_2
5 = 640X480
6 = 800X600
7 = 1024X768
8 = 1280X1024
The meanings of the settings are as follows:
Settings
SYSTEM
AUTO_OP_1
PCU-Basesoftware (IM8)
Commissioning Manual, 02/2012, 6FC5397-1DP40-3BA0
Meaning
The resolution is not specially set; i.e., the resolution last used in the
system is active, e.g., the resolution which had been set manually in the
Control Panel.
Default:
During boot up, the resolution is automatically set ("PCU panel" has priority)
in accordance with the following scenarios:
Example 1: There is a PCU panel (irrespective of whether there is a PCU monitor and
TCU panels)
[in active TCU mode:
The following additional condition applies: PCU is activated (with dynamic
resolution switching enabled)]:
The resolution is set to the max. resolution of the PCU panel
(max. 1280x1024).
Commissioning the system
1.3 Boot up behavior of the PCU
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