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6.2 Common problems and solutions
Problem
Device cannot be started.
Incorrect measurements:
The measured data does
not change noticeably,
although
source
significantly.
button does not work.
Slow
reaction
operation
The measurement data
cannot be stored.
The printer cannot print
the measured data.
6.3 Calibration
The sound level meter was calibrated before the sale. Please calibrate the device
regularly to maintain the measuring accuracy. BSWA offers a calibration service for
acoustic products.
6.4 Firmware Update
The device SW 1000/ SW 2000 can update firmware via the USB connection. The
following accessories must be available:
⚫ Sound level meter SW 1000/ SW 2000 (HWID is P0274 and higher) switched off.
⚫ Mini USB cable (included in the package)
⚫ External power supply (included in the package)
⚫ Firmware for the update (can be downloaded from the BSWA website)
⚫ USB driver (driver CP210x from Silicon Labs)
6.4.1 Installing the USB driver
46
⚫ Battery exhausted: Replace the battery.
⚫ Power supply failure: Replace the power supply.
⚫ Power switch does not work: Return the device to
the factory.
Try to recalibrate the device.
⚫ Damaged microphone: Return the microphone to
the factory.
the
sound
⚫ Poor contact between microphone and housing:
changes
Send the housing to the factory.
Key defective: Send the device to the factory.
during
Too many files on the Micro SD card: Delete the
damaged files.
⚫ Check the protocol settings.
⚫ Format the memory card with FAT32.
⚫ Replace the Micro SD memory card with a new
one with a maximum capacity of 4 GB.
⚫ Check the settings for the printer.
⚫ Check that the print paper is loaded correctly.
Possible cause and solution
Unpack and install the driver step by step. Select
X86 for a 32-bit operating system and X64 for a 64-
bit operating system.
☆Note : Do not connect the sound level meter to the
computer while installing the driver.
Follow the installation instructions, confirm the
license agreement and then click Next until the
driver installation is complete.
SW-BA-e-2020
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