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8.1.3. P.C.B. (Printed Circuit Board) exchange
8.1.3.1. Caution
1. To remove P.C.B. , wait 1 minute after power was off for discharge from electrolysis capacitors.
8.1.3.2. Quick adjustment after P.C.B. exchange
Adjust the following voltages with the multimeter.
*See the Panel label.
Caution:
Absolutely do not reduce Vsus below Ve not to damage the P.C.B.
8.1.4. Adjustment Volume Location
8.1.5. Test Point Location
P.C.B. Name Test Point Voltage Volume Remarks
P Board Vsus TPVSUS (SS) Vsus ± 2V R628 (P) *
SC Board Vad TPVAD (SC) -105V ± 1V VR16600 (SC)
SS Board Ve TPVE (SS) Ve ± 1V VR16000 (SS) *
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