Sony MAS-A100 IP-Based Ceiling Beamforming Microphone - Manual (Page 78)

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Finding out causes/solutions from symptoms (continued)
Symptom Cause/Solution
The SD card is not recognized. • Since the SD card may contain image data or other files, the
memory required for creating initial folders is insufficient.
Use a tool, such as Windows Explorer or Mac Finder, to delete
unnecessary files or initialize the SD card on the linear PCM
recorder.
• Select “Recording Folder” and then select “SD Card” on the
Memory Selection screen (page 37).
Power
Symptom Cause/Solution
The linear PCM recorder does not
turn on or operate. • The batteries have been inserted with the  /  facing in the
incorrect direction. Reinsert them correctly (page 19).
• The batteries have run out. Replace them with new ones (page
19).
• The buttons are locked with the HOLD switch. Slide the HOLD
switch to “OFF” (page 26).
• The POWER switch is placed in the “OFF” position. Slide it to
“ON.”
Playback
Symptom Cause/Solution
No sound comes out from the built-
in speaker. • A device is connected to the headphones or LINE OUT jack.
Remove the device.
• While the linear PCM recorder is connected with a Bluetooth
audio device, no sound comes out from the built-in speaker.
Disconnect the Bluetooth connection (page 52).
No sound comes out from the
connected headphones. • While the linear PCM recorder is connected with a Bluetooth
audio device, no sound comes out from the connected
headphones.
Disconnect the Bluetooth connection (page 52).
No sound comes out from the
connected Bluetooth audio device. • While an external device is connected to the LINE OUT jack,
no sound comes out from the audio device via a Bluetooth
connection. Unplug the device from the LINE OUT jack.
• You cannot monitor the recording in progress on the linear
PCM recorder through the Bluetooth audio device. Use the
headphones connected to the
 (headphones) jack on the
linear PCM recorder for monitoring.
Sound comes out from the built-in
speaker even when headphones are
plugged in. • If you plug in the headphones not securely during playback,
the sound may come out from the speaker. Unplug the
headphones, and then plug them back securely.