SYSMEX CA-500 - PCB No. 9263 (VR; LCD Contrast Volume); PCB No. 9264 (Z RELAY; Z-Axis Relay, Z-Axis Home Position Sensor)

3.13 PCB No. 9263 (VR; LCD Contrast Volume)
3.13.1 Function
This PCB is the board to mount the volume for the LCD Contrast.
3.13.2 Setting and Adjustment
Setting and adjustments are not necessary.
3.13.3 LED and Test Point
There are no LEDs or test point.
3.14 PCB No. 9264 (Z RELAY; Z-Axis Relay, Z-Axis Home Position Sensor)
3.14.1 Function
This PCB is used for the Mixing Motor signal relay, Tube Catch Sensor signal relay, Z-Axis Home
Position Sensor signal relay and Z-Axis Motor relay.
3.14.2 Block Diagram
to Stirrer Motor
to Z-Axis Motor
from Tube Catch Sensor
Signal Relay
Signal Relay
Signal Relay
Z-Axis
Sensor
Home Pos.
From PCB No. 2134 (Y-Z RELAY)
From PCB No. 2157 (Y-Z RELAY2)
Figure 3-18: PCB No. 9264 Block Diagram
3.14.3 Setting and Adjustment
Setting and adjustments are not necessary.
3.14.4 LED and Test Point
There are no LEDs or test point.
3.14.5 Assembly Drawing
Figure 3-19: PCB No. 9264 Assembly Drawing
CA-500 Series S/M 3-25 Revised December 2001 8