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2.7 Calibration Procedure, Multi Level AudioScopes
23300 (MICROCONTROLLER type, serial no.9670000 and higher)
• Incoming bench checks: Prepare the AudioScope 3 for calibration.
2.7.1 ___ Check the tightness of the two slotted screws near battery
positive spring.
2.7.2 ___ Check the tightness of the charger jack.
2.7.3 ___ Check that the sound tube extends at least 1/16" to 1/8" into
the cavity behind the lens. If it does not, move it upwards with
long nose pliers taking care not to bend or crush the sound
tube.
• Preparation of Sound Equipment:
2.7.4 ___ Set up your sound equipment as per "AudioScope II Sound
Equipment Calibration and Setup Procedure A01825"
• Calibration:
Materials Required: Audiometer Handle Test Specifications A00277
1 sheet (This is the process.)
Electronics Module Test Specification, A00985
1 sheet (These are the specifications.)
Note :A note appearing on the specification reads"Exact Measurements are not
required for 100% inspection". This note does not apply to sound settings.
Adjust the AudioScope according to the printed sound settings and their
tolerances as shown on the print.
Your Sequence: Original Step number from A00277: Modifications if
any:
• 2.7.5 ____ step 1 Start Button Check for smooth
operation.
• 2.7.6 ____ step 2 On/Off Switch
• 2.7.7 ____ step 3 L.E.D.s LED.s must be bright.
• 2.7.8 ____ step 4 Rattle
• 2.7.9 ____ step 7 Cover
• 2.7.10____ step 8 Pneumatic Seal Check seal before sound.
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