Melco EMT 1, Technical Manual

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GREEN
(all should be ON)
1) I/O FPGA (I/O IC on CPU configured OK at startup)
2) Control FPGA (Control IC on CPU configured OK at startup)
3) +5V (Power OK from CPU)
4) +6V (Isolated) OK
5) +36V OK (see note
** )
6) +24V OK
7) -12V OK
8) +12V OK
9) +5V (+12V based) OK
10) +5V (+24V based) OK
RED
(all should be OFF)
1) Estop Engaged
2) Light Fuse Blown
3) Bobbin Fuse Blown
4)
Disregard ,
Not Used with EMT 1
5) Disregard ,
Not Used with EMT 1
6) Z Motor Current Limit Error
7) Y Motor Current Limit Error
8) X Motor Current Limit Error
9) Y Home not functioning
10) X Home not functioning
GREEN
(2) through (5) ON, others as indicated)
(ON only at Head Up) Z Index (1
Watch Dog (2
(see note ***) Z Hall (3
(see note ***) Y Hall (4
(see note ***) X Hall (5
Disregard ,
Not Used with EMT 1
(6
XYZ Motor Brakes (7
Disregard ,
Not Used with EMT 1
(8
Y Home (9
X Home (10
1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 TEST POINTS *
-12 VDC *
+12 VDC *
+5 VDC *
GND
ISO RET (Isolated GND)
+6 VDC ISO *
+36 VDC *
+24 VDC *
TEST POINTS *
* TEST POINT Voltage Tolerances
+6 VDC ISO (+5.6 to +6.1 VDC)
+36 VDC [without load] (+30 to +37 VDC)
+36 VDC [with 20-100% load] (+34.2 to +37.8 VDC)
+24 VDC (+22.8 to +25.2 VDC)
-12 VDC (-10.8 to -13.2 VDC)
+12 VDC (+11.4 to +12.6 VDC)
+5 VDC (+4.9 to +5.1 VDC)
Note ** +36 VDC
When the peripheral is first
turned on and before the
program is downloaded,
the +36.0 VDC LED may be
blinking. This is normal. But
after the machine initializes,
and the motors become
energized, if the blinking
does not stop the power
supply may be marginal.
YELLOW
(conditions as indicated)
10) Disregard ,
Not Used with EMT 1
9) Disregard ,
Not Used with EMT 1
8) Disregard ,
Not Used with EMT 1
7) Disregard ,
Not Used with EMT 1
6) Disregard ,
Not Used with EMT 1
5) Disregard ,
Not Used with EMT 1
4) Disregard ,
Not Used with EMT 1
3) Disregard ,
Not Used with EMT 1
2) Standard Cap Frame (ON when Installed)
1) Wide Angle Cap Frame (ON when Installed)
(9) & (10) ON - one side of axis center,
OFF - other side of axis center
Note *** Hall - Sensors in the
motor which indicate defective
(dead spot) sections in the
motor. Only OFF at dead spot
positions in the motor rotation.
GREEN RED GREEN YELLOW
1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10
(7) ON until motors
initiated, then OFF
EMT 1
Figure 1 - 3
Configuration Procedure 1 - 7
110344-01, Rev B 1. Introduction