Huntleigh D920-P - User Manual

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Huntleigh D920-P Specifications

General

Brand	Huntleigh
Model	D920-P
Category	Medical Equipment
Language	English

Summary

General Information

1.4 Antistatic Handling

Essential precautions for handling CMOS and microcontroller-based circuitry.

Safety Aspects

2.1 Safety

Design standards and importance of post-repair checks for safety and reliability.

2.3 Cautions

Critical warnings: avoid flammable gases, sterile fields, immersion, and specific cleaning agents.

Servicing Procedures - Control Unit

6.1 Control Unit Dismantling Procedure

Step-by-step instructions for disassembling the control unit.

6.3 Changing Components

6.4 Control Unit Reassembly

Instructions for reassembling the control unit after servicing.

Probe Head Replacement Procedure

7.1 Equipment Required

7.3 Dismantling Procedure - (All probes except D920-P, D930-P, FD1-P, & FD3-P)

Steps to dismantle probes, excluding specific waterproof models.

7.5 New Head Fitting and Alignment

Procedure for fitting and aligning new probe heads with calibration.

7.8 Waterproof Inspection & Test Procedure

Method for testing the waterproof integrity of specific probe models.

Probe Functional Test Specification

8.1 Equipment Required

8.2 Functional Tests - Vascular Probes VP4 HS - VP10 HS & EZ8

Testing procedure for vascular probes, checking for RFI, hiss, and cross-talk.

8.3 Functional Test - Obstetric Probes OP2 HS, OP3 HS, D920-P, D930-P, FD1-P, FD3-P

Testing procedure for obstetric probes, checking Fetal Mode and audio performance.

Fault Finding

9.1 LCD - Marks On Display

9.2 No Sound

9.6 Poor Sensitivity, Crackling

Procedure to test for cracked crystals in probes causing poor sensitivity.

Ordering Information

11.1 Service Returns

Appendix A

Special Handling Procedures

Recommendations for handling static-sensitive devices (ESD) during servicing.

Recommended Soldering Equipment for Rework

Appendix D

Test Equipment Specification