4
“shorted”, or if speaker systems with an impedance less than the indicated rated impedance of the amplifier are used.
If this occurs, follow the procedure outlines below:
1. Turn off the power.
2. Determine the cause of the problem and correct it.
3. Turn on the power once again after one minute.
Note:
When the protection circuitry functions, the unit will not operate unless the power is first turned off and then on again.
1.4. Safety Parts Information
Safety Parts List:
There are special components used in this equipment which are important for safety.
These parts are marked by in the Schematic Diagrams & Replacement Parts List. It is essential that these critical parts
should be replaced with manufacturer’s specified parts to prevent shock, fire or other hazards. Do not modify the original design
without permission of manufacturer.
Safety Ref. No. Part No. Part Name & Description Remarks
15 RGRX0070L-D1 REAR PANEL
62 REXX0684-1 BLACK WIRE (AC INLET-SMPS)
63 REXX0685-1 RED WIRE (AC INLET-SMPS)
69 RKMX0144A-K TOP CABINET
340 RD-DDTX004-V TRAVERSE ASS'Y (RTL)
A2 K2CQ2CA00007 AC CORD
A3 RQTX0280-R O/I BOOK (Ru/Ur)
PCB12 REPX0751A SMPS P.C.B (RTL)
PCB13 REPX0751A AC INLET P.C.B (RTL)
DZ5701 ERZV10V511CS ZENER
L5701 ELF15N035AN LINE FILTER
L5703 ELF21N015A LINE FILTER
T2900 G4D1A0000117 SWITCHING TRANSFORMER
T5701 ETS42BN1A6AD MAIN TRANSFORMER
T5751 ETS19AB256AG BACKUP TRANSFORMER
PC5701 B3PBA0000402 PHOTO COUPLER
PC5702 B3PBA0000402 PHOTO COUPLER
PC5720 B3PBA0000402 PHOTO COUPLER
PC5799 B3PBA0000402 PHOTO COUPLER
F1 K5D502BNA005 FUSE
FP2901 K5G401A00008 FUSE PROTECTOR
TH5001 D4CC11040013 THERMISTOR
TH5701 D4CAC8R00002 THERMISTOR
TH5860 D4CC11040013 THERMISTOR
P5701 K2AA2B000017 AC INLET
C5700 F1BAF1020020 1000pF
C5701 F0CAF334A087 0.33uF
C5703 F0C2H1040001 0.1uF 500V
C5704 F1BAF1020020 1000pF
C5705 F1BAF1020020 1000pF
C5706 F1BAF1020020 1000pF
C5707 F1BAF1020020 1000pF
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