HP 5340A Operating And Service Manual page 184

Frequency counter
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Model 5340A
Manual Changes and Options
h. Install
Option 011 plate (plate with the six slide switches). See Figure 8-5 for correct orientation of
mates with A34J1. Except for the black wire, route the wires soldered to the slide switches to-
ward the bottom of the chassis.
i. Locate the black wire soldered to switch A35S6 (TALK-ALWAYS). Solder the other end
of the black wire to the black wire already soldered to switch S5 (INT-EXT).
Prepare a #22 or #24 gauge insulated wire (WHT-BLK-RED) approximately 30" long.
j.
Solder one end to XA24 (05340-60019) pin 4. A diode
installed between XA24 pin 4 and pin 2 (see Figure 8-36). Connect cathode (marked end) to pin 4.
k. Route the 30" wire along the front edge of the chassis past A1 on to the top of the chassis.
Continue to route the wire along the right top of the chassis rearward toward the rear panel.
Route the wire to the bottom of A34 and solder to the A34 eyelet marked +5 V on Figure 8-36
component locator.
marked S6 on Figure 8-36.
m. Solder the blue wire from A35S6 to the A34 eyelet marked "Shield" on Figure 8-36.
n. Solder the green wire from A35S5 (switch A5) to the A34 eyelet marked S5 on Figure 8-36.
Solder the yellow wire from A35S4 (switch A4) to the A34 eyelet marked S4 on Figure 8-36.
p. Solder the orange wire from A35S3 (switch A3) to the A34 eyelet marked S3 on Fig-
ure 8-36.
Solder the red wire from A35S2 (switch A2) to the A34 eyelet marked S2 on Figure 8-36.
q.
r.
Solder the brown wire from A35S1 (switch A l ) to the A34 eyelet marked S1 on Fig-
ure 8-36.
This completes installation of Option 011 refer to Paragraph 7-15 for descriptions. See
Section
for programming information.
7-20
(HP
part number 1901-0028) should be

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