At Device Port Check - NLS DS1 Manual

Player Checkout Procedure
2. Listen to the audio in both the left and right sides of the headphones.
? Is the audio present in both sides and is the audio quality good?
The player has is operating correctly using headphones.
Yes:
No: There may be a fault with the headphone subsystem.
3. Listen to the audio in the headphones while rotating the plug in the headphone jack. Gently pull the plug to
ensure that it remains inserted under normal operation.
Is the audio uninterrupted with no scratches or audio distortion perceived?
?
The player has is operating correctly using headphones.
Yes:
The connector may be contaminated, corroded, or faulty.
No:
4.9

AT Device Port Check

Preconditions:
1. No DTB cartridge is inserted in the cartridge USB port.
2. No device is inserted in the AT device USB port.
Methodology:
A USB flash drive containing a DTB is inserted into the AT device USB port. If the book plays, the port is
functional.
1. a) Remove the cover from the AT device USB port by placing a finger nail or small screw driver in the recess
on the bottom of the cover and gently prying outward.
b) Plug a USB flash drive containing a DTB into the AT device USB port.
? Does the book play?
The AT device port is operating correctly.
Yes:
No: If there was no "beep" when the drive was inserted or the player
announces "AT error," there may be a fault with the AT USB
device port.
2. Replace the cover
February 2010 Digital Talking-Book Player
Library Guide
Section 4
Continue to step 3.
Send the player for
servicing.
Continue to section 4.9.
Send the player for
servicing.
Checkout complete.
Send the player for
servicing.
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