80S-20贴片机.pdf - 第107页
SIPLACE 80S-20/F4 Service Manual 4 Power Supply Edition 01/96 4.4 Servo Unit 4 - 21 If you n eed to c arry out a ny mea suremen ts at the b ack of the servo unit, pro ceed as f ollows: ● Switch the pl acement m achine of…
4 Power Supply SIPLACE 80S-20/F4 Service Manual
4.4 Servo Unit Edition 01/96
4 - 20
Fig. 4.4.1 Servo unit - partial view of the front, measuring points for voltage
SIPLACE 80S-20/F4 Service Manual 4 Power Supply
Edition 01/96 4.4 Servo Unit
4 - 21
If you need to carry out any measurements at the back of the servo unit, proceed as follows:
● Switch the placement machine off and disconnect it from the power supply.
● Undo the servo unit retaining screw and pull the unit out.
CAUTION
Q
Make sure you do not damage the cable or put tensile stress on the snap-in connections.
● If necessary, support the servo unit with a stool.
NOTE
When making detailed measurements or carrying out fault location in the terminal rails or circuits you should
refer to the relevant circuit diagrams.
4 Power Supply SIPLACE 80S-20/F4 Service Manual
4.4 Servo Unit Edition 01/96
4 - 22