Ricoh D124-17 Service Manual page 389

Black Print Head Unit
1. Before you start disconnecting harnesses, note the position of thermistor connectors [1] and [2].
• [1] is the thermistor connector of K2 on the left.
• [2] is the thermistor connector of C on the right.
• Make sure that these thermistor harnesses are reconnected correctly.
2. Disconnect the FFCs and harnesses of both print head units [A].
3. Remove the rear cushion [B].
• The OCFS sensor harnesses can be discarded. However, you must keep the air sensor
harness and the thermistor harness in order to connect the new unit.
Carriage Unit
387