Leads #208R, #209R, and #354 are
connected to the rectifier diode bridge
(D2). See Figure F.2. Lead #206 is
connected at the output shunt. See the
wiring diagram.

5. Connect main input power to the

machine.

TEST PROCEDURE

1. Disconnect the main AC input power to

the machine.

2. Remove the case top and side panels

with a 3/8 in. nutdriver.

3. Perform the Main Transformer Test to

ensure the proper voltages are supplied
to the M19248 snubber PC board.

4. Locate the following leads:

RECTIFIER DIODE BRIDGE TESTING (continued)

LEAD

208R
209R

354
206

FIGURE F.2 — G3521 RECTIFIER DIODE BRIDGE LOCATION.

RECTIFIER

DIODE BRIDGE

(D2)

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