Sanyo 437 644 00, Руководство по обслуживанию

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COMPONENT COMPONENT
COMPONENT COMPONENT COMPONENT
CONTROL CONTROL CONTROL CONTROL CONTROL
P.C.B
P.C.B P.C.B P.C.B P.C.B
Measure the voltage: Between test points TP‑1,
TP‑2 ,TP‑3 and ground or betweenTP‑4.
(See Figure 28 on page 33)
CHECKOUT PROCEDURE CHECKOUT PROCEDURE CHECKOUT PROCEDURE CHECKOUT PROCEDURE CHECKOUT PROCEDURE
RESULT RESULT
RESULT RESULT RESULT
Test point
TP Voltage
TP‑1 DC + 5V
TP‑2 DC +12V
TP‑3 DC +12V
TP‑4 DC +12V
WARNING: WARNING: WARNING: WARNING: WARNING:
When removing the cabinet, you must disconnect
the power supply cord from the wall outlet for
your safety. Only the checkout procedure below
needs the power supply on. TAKE GREAT CARE to
avoid possible electrical shock.
For your safety, proceed with the test only
For your safety, proceed with the test only
For your safety, proceed with the test only For your safety, proceed with the test only
For your safety, proceed with the test only
after removing the wire leads from the primary
after removing the wire leads from the primary after removing the wire leads from the primary after removing the wire leads from the primary after removing the wire leads from the primary
winding of the high voltage transformer.
winding of the high voltage transformer. winding of the high voltage transformer. winding of the high voltage transformer. winding of the high voltage transformer.
CHECKOUT PROCEDURE FOR SWITCHES CHECKOUT PROCEDURE FOR SWITCHES
CHECKOUT PROCEDURE FOR SWITCHES CHECKOUT PROCEDURE FOR SWITCHES
CHECKOUT PROCEDURE FOR SWITCHES
Disconnect the lead wires from the switches and check for the continuity of the switches,
connecting an ohm‑meter to its terminals.
CAUTION: After checking the switches, make sure that the interlock monitor
switch is properly connected according to the "CIRCUIT DIAGRAM"
on page 4.
CHECKOUT PROCEDURE CHECKOUT PROCEDURE
CHECKOUT PROCEDURE CHECKOUT PROCEDURE
CHECKOUT PROCEDURE
Terminals COM and NO
DOOR CLOSE DOOR CLOSE
DOOR CLOSE DOOR CLOSE DOOR CLOSE
SWITCHES SWITCHES SWITCHES SWITCHES SWITCHES
(See Figure 1 on page 1) (See Figure 1 on page 1)
(See Figure 1 on page 1) (See Figure 1 on page 1)
(See Figure 1 on page 1)
DOOR OPEN DOOR OPEN
DOOR OPEN DOOR OPEN DOOR OPEN
INTERLOCK INTERLOCK
INTERLOCK INTERLOCK INTERLOCK
DOOR SENSING DOOR SENSING
DOOR SENSING DOOR SENSING DOOR SENSING
I II
IINTERLOCK MONITOR
NTERLOCK MONITOR
NTERLOCK MONITOR NTERLOCK MONITOR
NTERLOCK MONITOR
0 0
0 0
Terminals COM and NO
Primary
winding