Physio Control LIFEPAK 20 - Page 127

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LIFEPAK 20/20e Defibrillator/Monitor Troubleshooting
Service Code Table (continued)
(Continued on next page)
A01 System PCB A04 Therapy PCB
Code Service Code Description Corrective Action
9c08 Therapy ROM cyclic redundancy check (CRC) failed 1. Reload the device software*
2. Replace the A04 Therapy PCB
9c09 Therapy RAM pattern write test failed Replace the A04 Therapy PCB
9c0a Therapy relay idle coil voltage out of range Replace the A04 Therapy PCB
9c0b Therapy relay enabled coil voltage out of range (5 ms) Replace the A04 Therapy PCB
9c0c Therapy relay enabled coil voltage out of range (100
ms)
Replace the A04 Therapy PCB
9c0d Therapy relay drive enabled coil voltage out of range Replace the A04 Therapy PCB
9c0f Therapy/power assembly communication error 1. Check power module 26-pin ribbon cable to
J16 or A04 Therapy PCB
2. Replace the A03 Power module
3. Replace the A04 Therapy PCB
9c11 Capacitor Dump failed Replace the A04 Therapy PCB
9c12 Therapy PCB 5 V out of range Replace the A04 Therapy PCB
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