Panasonic NN-P295, Руководство по обслуживанию

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Follow the matrix table below to identify the problem source.
Note:
Do not replace both Inverter board and Magnetron simultaneously
and automatically without going through this procedure.
Power will: Ammeter reading is: To do: Remedy:
Shut off in 23
seconds after
“Start”. 1. Between 0.5A and 1.0A. Check and repair open
magnetron circuit Open magnetron wiring
between Inverter and
magnetron terminal.
2. Between 1.0A and 2.0A. Check continuity of D702 in
Inverter PCB.
1. D702 shorted Replace H.V.Inverter
(F606Y6G00AP/F606Y6G00CP)
2. D702 is OK Replace magnetron
Shut off in 3
seconds after
“Start” 1. Less than 0.5A Check open circuit: Latch
Switch, DPC, Power Relay and
CN701 Replace defective
component(s), or correct
switch, cables and
connectors.
5. H.V.INVERTER BOARD MAIN PARTS LIST
(F606Y6G00AP/F606Y6G00CP)
Ref. No. Part No. Part Name & Description Pcs/Set Remarks
C707 ECWH30822JUA CAPACITOR 1 8200PF,3000VDC
C706 ECWH30562JUA CAPACITOR 1 5600PF,3000VDC
D701,D702 B0FBAZ000001 DIODE SI 2
DB701 B0FBBS000001 BRIDGE DIODE 1 20A,600V
L701 F50206G00AP CHOKE COIL 1
Q701 B1JAGV000008 TRANSISTOR SI 1 900V
T701 A609A6G00AP H.V. TRANSFORMER 1
6. EXPLODED VIEW AND PARTS LIST
6.1. EXPLODED VIEW
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