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Whirlpool WTW5700XW0 Mode D'emploi page 12

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TROUBLESHOOTING TESTS
TEST #1: Main Control
This test checks for incoming and outgoing power
to and from main control. This test assumes that
proper voltage is present at the outlet.
1. Unplug washer or disconnect power.
2. Remove console to access main control.
3. Check the AC power cord for continuity.
(See Figure 9, page 20.)
4. Verify that ALL connectors are inserted
all the way into the main control.
5. Plug in washer or reconnect power.
6. Is the "Diagnostic LED" ON or OFF? (See
Figure 3 below for LED location.)
Main Control Board Connectors and Pinouts (Figure 3)
J2
J2-5
J2-4 BLK
J2-3 GRY -5VDC (CIRCUIT GND)
J2-2 PNK RPM INPUT
J2-1 BLU
J3
J3-10 GRY TEMP THERMISTOR INPUT
J3-9 BLK
J3-8
J3-7 ORN FAB-SOFT VALVE (L1)
J3-6 BRN OXI VALVE (L1)
J3-5 BLU
J3-4 RED HOT VALVE (L1)
J3-3
J3-2
J3-1 WHT NEUTRAL
J7
J7-3 BLK
J7-2 GRN CHASSIS GROUND
J7-1 BLK
Diagnostic
LED
J7-Power Cord
PAGE 12
FOR SERVICE TECHNICIAN'S USE ONLY
OPEN
+13VDC
SHIFTER POSITION INPUT
TEMP THERMISTOR GND
OPEN
COLD VALVE (L1)
OPEN
OPEN
NEUTRAL
L1
J2-Shifter
J16-PSC Motor/Drain
 ON: (+5VDC present) continue to step 8.
 OFF: (+5VDC missing) proceed to step 7.
7. With a voltmeter set to DC, connect black
probe to J9-3 (Circuit Gnd) and red probe to
J9-1 (+5VDC).
 If +5VDC is present, go to step 8.
 If +5VDC is not present, go to step 9.
8. With a voltmeter set to DC, connect black
probe to J9-3 (Circuit Gnd) and red probe to
J9-8 (+13VDC).
 If +13VDC (and +5VDC) are present, and
UI is unresponsive, go to Test #4: Console
and Indicators, page 16.
 If +13VDC is not present, go to step 9.
J9
J9-8 WHT +13VDC
J9-7 WHT BUZZER
J9-6 WHT CLOCK
J9-5 WHT DATA OUT
J9-4 WHT STROBE
J9-3 WHT -5VDC (CIRCUIT GND)
J9-2 WHT DATA IN
J9-1 BLK
J15
J15-4 RED LOCK SWITCH
J15-3 WHT NEUTRAL
J15-2 BLU
J15-1 YEL
J16
J16-7 ORN MOTOR CCW WINDING (L1)
J16-6 RED MOTOR CW WINDING (L1)
J16-5 WHT MOTOR (NEUTRAL)
J16-4
J16-3 LT BLU DRAIN PUMP MOTOR (L1)
J16-2 WHT BLU SHIFTER MOTOR (NEUTRAL)
J16-1 BRN SHIFTER MOTOR (L1)
J15-Lid Lock
DO NOT REMOVE OR DESTROY
+5VDC
LID SWITCH INPUT
LOCK SWITCH SOLENOID (L1)
OPEN
represents pin-1
 =
J9-Console UI
J3-Temp/Valves

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