Leica M500 OH3 Service Manual page 131

Service manual Leica M500 OH3
Doc Code 10665679
006 C-
007 AB+
008 AB-
009 Xe. SW
010 Main fan alarm
011 Spare fan alarm
012 Main fibre
013 Spare fibre
014 Focus lock
015 D-limit
100 C-limit
101 AB-limit
102 A-mode
103 B-mode
104 NC
105 NC
106 NC
107 NC
Output ports:
PORT Signal
500 Brake 1,2
501 Brake 3
502 Brake 4
503 Brake 5
504 Brake 6
505 D-solenoid
506 C-solenoid
507 AB-solenoid
508 D-motor +
509 D-motor -
510 AB-motor +
511 AB-motor -
512 AB-motor change
513 C-motor +
514 C-motor -
515 Balance go
600 Balance NG
601 Main Xenon cont.
602 Spare Xenon cont.
603 Xenon on monitor
604 Xenon alarm monitor
605 ABL status
606 Lamp fan rly.
607 Buzzer
Indication: upper balance switch of C activated
Indication: + balance switch of A/B activated
Indication: - balance switch of A/B activated
Ignites Xenon illumination
Indication: main bulb fan is running
Indication: spare bulb fan is running
Indicates presence of fibre on main light outlet AND
main bulb inserted AND bulb door closed
Indicates presence of fibre on spare light outlet AND
spare bulb inserted AND bulb door closed
Indicates the state of the brake selection switch
Indication: Limit (left or right) reached in D-axis
Indication: Limit (left or right) reached in C-axis
Indication: Limit reached in A and/or B-axis
Indication: microscope carrier in A-position
Indication: microscope carrier in B-position
Task
Releases brake1 and 2
Releases brake 3
Releases brake 4
Releases brake 5
Releases brake 6
Activates D-solenoid
Activates C-solenoid
Activates AB-solenoid
Activates D-motor in + direction during balancing
Activates D-motor in - direction during balancing
Activates A or B-motor in + direction
Activates A or B-motor in - direction
Assigns motor A or motor B to the final stage
Activates C-motor in + direction
Activates C-motor in - direction
Acitvates green illumination of autobalance pushbutton* Auto balance pushbutton
*Signal removed with SW version 1.04 or higher
Activates yellow blinking of auto balance pushbutton
Enables main Xenon power supply
Enables spare Xenon power supply
Activates green illumination of lamp pushbutton
Activates yellow blinking of lamp pushbutton
Auto balance is in progress
Spare bulb fan is selected
Activates acoustic signal; frequency 1Hz
10-17
Fault finding
05/03 3242 Ganh
Balance mechanism C: upper
switch
Balance mechanism A/B: + switch
Balance mechanism A/B: - switch
Lamp pushbutton
Main bulb fan
Spare bulb fan
Main light outlet AND main bulb
AND door switch
Spare light outlet AND spare bulb
AND door switch
Brake selector switch
D-limit switches
C-limit switches
A and/or B-limit switches
A-position switch
B-position switch
Target
Brake1 and 2
Brake 3
Brake 4
Brake 5
Brake 6
D-solenoid
C-solenoid
A/B-solenoid
D-motor
D-motor
A or B motor
A or B motor
PCB LOH1004
C motor
C motor
Auto balance pushbutton
Main Xenon power supply
Spare Xenon power supply
Lamp pushbutton
Lamp pushbutton
PCB LOH1002
Buzzer on panel board