Lexmark T650 Service Manual - Page 120

4062 Error code or message 914.00 Error contents Pick arm motor no encoder not detected failure 914.01 Pick arm motor overspeed failure. 915.00 Redrive motor encoder not detected failure 915.01 Redrive motor over speed failure 916.00 Internal duplex drive motor encoder not detected failure Description/Action Possible repair actions The pick arm motor encoder detection is lost during normal operation The pick arm motor does not rotate at the specified speed. The redrive motor encoder detection is lost during normal operation The redrive motor does not rotate at the specified speed. The duplex drive motor encoder detection is lost during normal operation 1. Check all the connections on the pick arm assembly. 2. Check all the connections on the system card assembly. 3. Replace the pick arm assembly if problem remains. Go to "Operator panel door assembly removal (models X651, X652, X654, and X656)" on page 4-49. 1. Check all the connections on the pick arm assembly. 2. Check all the connections on the system card assembly. 3. Replace the pick arm assembly if problem remains. Go to "Operator panel door assembly removal (models X651, X652, X654, and X656)" on page 4-49. 1. Check all the connections on the duplex drive motor assembly. 2. Check all the connections on the system card assembly. 3. Replace the duplex drive motor assembly if problem remains. Go to "Duplex drive motor assembly removal (T652, T654)" on page 4-19. 1. Check all the connections on the duplex drive motor assembly. 2. Check all the connections on the system card assembly. 3. Replace the duplex drive motor assembly if problem remains. Go to "Duplex drive motor assembly removal (T652, T654)" on page 4-19. 1. Check all the connections on the duplex drive motor assembly. 2. Check all the connections on the system card assembly. 3. Replace the duplex drive motor assembly if problem remains. Go to "Duplex drive motor assembly removal (T652, T654)" on page 4-19. 2-86 Service Manual