1730–Series Maintenance
6–22
4. Remove the eight screws that are holding the board in place. See
Fig. 6-6 for their locations.
FRONT
J107
J154
Remove these screws to remove this board
J932
Figure 6-6: Screws holding the Main circuit board (A3) in place.
5. Remove the board by sliding it toward the rear panel until the toe of the
board clears the front, then lift out.
6. To replace the Main board, lay the board flat and slide it back into place.
7. To complete the replacement of the board, reverse the rest of the steps.
1. Remove the plug from J4 on the Power Supply board, This is the
connection to the Main board.
2. Remove the anode connection from the CRT and discharge it to ground.
WARNING. CRT Retained Charge Hazard:
3. Unsolder the following connections: J1 pins 1 through 4, J3 pins 1
through 4, and the focus lead at J11. (If a 1700F10 Field Upgrade Kit is
installed, unsolder leads to the rear–panel DC Connector.)
4. Disconnect the ac line filter from the rear panel by unscrewing its two
mounting screws.
5. Use a #1 Pozidrive
tip to disconnect the power on/off switch from the
front casting.
Removing the Power
Supply Board
Summary of Contents for 1730 Series
Page 4: ......
Page 12: ...Contents viii...
Page 17: ...Introduction and Specifications...
Page 18: ......
Page 32: ...1730 Series Introduction 1 14...
Page 33: ...Operating Instructions...
Page 34: ......
Page 62: ...1730 Series Operating Instructions 2 28...
Page 64: ...Service Safety Summary S 2 1730 Series B070000 Above...
Page 66: ......
Page 67: ...Installation...
Page 68: ......
Page 82: ...1730 Series Installation 3 14...
Page 83: ...Theory of Operation...
Page 84: ......
Page 115: ...Checks and Adjustments...
Page 116: ......
Page 159: ...Maintenance...
Page 160: ......
Page 180: ...1730 Series Maintenance 6 20 3 Remove the board by slipping it through the front panel opening...
Page 184: ...1730 Series Maintenance 6 24 Figure 6 8 Repackaging a 1730 Series instrument...
Page 185: ...Options...
Page 186: ......
Page 189: ...Replaceable Electrical Parts...
Page 190: ......
Page 222: ...1730 Series Replaceable Electrical Parts 8 32...
Page 223: ...Diagrams Circuit Board Illustrations...
Page 224: ......
Page 246: ......
Page 247: ...Replaceable Mechanical Parts...
Page 248: ......
Page 255: ...1730 Series Waveform Monitor FIG 1 EXPLODED VIEW A1 A3 A2 A3A1 A10 A11...
Page 256: ...1730 Series B070000 Up...
Page 257: ......
Page 258: ......