NIHON KOHDEN TEC-5521 Defibrillator Keypad UR-0316 Keypoard With Knot In Good Condition

Introduction to the NIHON KOHDEN TEC-5521 defibrillator and the context of its keypad. However, the specific part number UR-0316 is not detailed in the available service documentation.

Here is an overview of the TEC-5521 system and information on its keyboard component.

Overview of the Nihon Kohden TEC-5521 Defibrillator
The TEC-5521 is part of Nihon Kohden's TEC-5500 series of defibrillators, designed for use by qualified medical personnel in cardiac emergencies.

Key Features & Specifications:

Therapy: Delivers high-energy shocks for ventricular fibrillation/tachycardia.

Maximum Energy Output: 270 Joules.

Charging Time: Approximately 5 seconds to maximum energy when on AC power.

Monitoring: Features 3-lead ECG monitoring, with options for SpO₂, CO₂, and 5-lead ECG.

Pacing: Noninvasive pacing is available on the TEC-5531 series models.

The TEC-5521 Operation Panel (Keypad)

Keypad Function & Serviceability:

User Interface: The keypad is the primary interface for operating the defibrillator, allowing the user to select energy levels, modes (e.g., Defib, Monitor, Sync), and control recording functions.

Diagnostic Testing: The TEC-5500 series features a "Check Key Screen" in its system maintenance menu. This function allows service technicians to test each key on the keypad to ensure it is functioning correctly and registering presses accurately.

Replacement: The service manual provides instructions for "Removing the Key Board" as part of the disassembly process, indicating that the keypad is a replaceable service part