CA-500 Series S/M 4-32 Revised December 2001 8
4.5 ELECTRICAL ADJUSTMENT
4.5.1 PCB No. 6362: MAIN (CPU, I/O, Motor Control, Temperature Control, A/D)
PCB No. 6373: MAIN-2 (CPU, I/O, Motor Control, Temperature Control, A/D)
4.5.1.1 Setting and Adjustments
(1) Switch Setting
1. SW202
Table 4-5-1: Dip Switch Setting on PCB No. 6362
Bit Setting Function
1
2
3
Language Setting
Bit 1 Bit 2 Bit 3
OFF OFF OFF Japanese
ON OFF OFF English
OFF ON OFF Germany
ON ON OFF French
OFF OFF ON Italian
ON OFF ON Spanish
OFF ON ON English (for U. K.)
ON ON ON Not used
4
ON
OFF
Chromogenic Unit
Chromogenic Unit is used.
Chromogenic Unit is not used.
5
ON
OFF
Cooler Unit Assembly
Cooler Unit is not used.
Cooler Unit is used.
6
ON
OFF
B. B. RAM Clear Setting
B. B. RAM Clear at power ON
Normal Setting
7
ON
OFF
Not used
--------------------
Normal Setting
8
ON
OFF
EEPROM Clear Setting
EEPROM Clear
Normal Setting
9
ON
OFF
Not used
--------------------
Normal Setting
2. J501
Used for the Gain adjustment for the pressure sensor of the pressure pump.
Used usually with inserting the jumper pin between 1 and C.
(2) Pressure Adjustment
VR502 is to adjust OFFSET. VR501 is to adjust GAIN, however, it is adjusted and fixed at shipment.
Refer to Section 4.1 for the procedures.
(3) Mixing Motor Driving Power Adjustment
VR101 is provided for the adjustment of mixing motor driving power, however, it is adjusted and fixed
at shipment. The below is for reference only.
1) Connect the voltmeter between TP101 and the frame (GND).
2) Adjust VR101 so that the voltage when rotating the mixing motor becomes 1.05 ± 0.02 V.
3) Fix VR101 with paint lock.
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