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Service Technical Information
MODEL NO.
NSX -SZ50 / SZ52 / BL54 / BL56
SUBJECT
Poping sound from the speaker during POWER ON REF.No. :G - A0 - 007 - E0
DATE :08. MAY. 2000
It is reported that when power is turned on with ECO on, a momentary poping sound may
comes out from the speakers.
Take the following actions against the above problem.
1) Attach CUSH -S, PWB.
2) Connect the anode of the DIODE, 1SS133 to RES, 10 -1/8W by soldering.
3) Connect the cathode of the DIODE, 1SS133 to the Q008 connector by soldering.
4) Connect RES, 10 -1/8W to the plus side of C035 by soldering.
5) Apply glue to the cathode of diode.
6) Apply glue to the terminal of resistance.
5) Apply glue to the cathode 3) Connect the cathode of the
of diode. DIODE, 1SS133 to the Q008
connector by soldering.
1) Attach CUSH-S, PWB.
2) Connect the anode of the
DIODE, 1SS133 to RES,
10-1/8W by soldering.
6) Apply glue to the terminal
of resistance.
4) Connect RES, 10-1/8W
MAIN C.B.
to the plus side of C035
by soldering.
Ref. Parts Code Description Remarks
- 87-020-465- 080 DIODE, 1SS133 -
- 88-121-100- 070 RES, 10 -1/8W -
- 80-XV1- 218 - 010 CUSH- S, PWB -
G R Code No. Access Code Modified Ser. No. Parts Schedule
- - - - S 03 ~ -