Kenwood DPC-191 Service Manual

Also see for DPC-191: Instruction manual Instruction manual Instruction manual Instruction manual

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Kenwood DPC-191 Service Manual Manual pdf 4 page image

C-191/391/492CIRCUIT DESCRIPTIONPin No. Pin name I/O Function description Active74 VDD – SUPPLY VOLTAGE (ESP ON = 4.2V / OFF = 3.2V)75 LRST O RESET SIGNAL for MN662740RE, SM5859AF76 SQCK O SUBQ READ TIMING CLOCK to MN662740RE77 SUBQ I SUBQ DATA from MN 662740RE78 – O NOT USED79 YMLD O COMMAND DATA LATCH (LOAD) for SM5859AF80 YMCLK O COMMAND CLOCK for SM5859AF81 ZSENSE I SENSITIVE SIGNAL from SM5859AF82 YMDATA O COMMAND DATA for SM5859AF83 BLKCK I SUBQ READ REQUEST SIGNAL IN.84 – I GND1-2 Voltage of pin No. 8 (IC3) / Key function.KEY V Key of unit (Remocon)0.00PLAY/PAUSE (6)0.75STOP (7)1.00UP (¢)1.23B. BOOST / P. MODE1.43DOWN (4)1.69REPEAT2.13MUTE (Only Remocon)2.55KEY OFF3.01-3 Microprocessor periphery block diagramIC5SHOCKPLOOFSM5859AFIC6DRAMMN171603HFJ1AN8819NFB-MEXCEPT FOR DPC-191(KSM-542AAA)/ / // / // / /FROM IC4 (Rch)J105LINE OUTJ102RchLch H. P JACKNJM2073MVOLUMEJ103REMOTEDPC-191 (M2 TYPE)DPC-391 (M TYPE)LMT.SWAN8806SBLchIC7