SECTION 1 SERVICING NOTES TABLE OF CONTENTS In this set, the S102 (power) detects REC/PLAYBACK on. It is mounted on the MAIN board, and therefore the REC/PLAY- BACK on cannot be detected with the MAIN board removed. SERVICING NOTES ..........2 When making an operation check and voltage check of mechani- cal deck with the MAIN board removed, fix the S102 at turn on.
SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. MAIN BOARD, MECHANISM DECK (MT-323-118) CABINET (REAR), CASSETTE LID BELT Note: Follow the disassembly procedure in the numerical order given. CABINET (REAR), CASSETTE LID 9 cassette lid 7 boss 8 cassette spring 6 Remove the two solders...
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MAIN BOARD, MECHANISM DECK (MT-323-118) 5 three screws (IB lock) 6 claw 7 mechanism deck (MT-323-118) 1 Remove the two solders electret condenser microphone (MIC901). 1 Remove the two solders motor (M901). 4 MAIN board 1 Remove the two solders 3 screw magnetic head (HRP901).
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INSTALLATION MAIN BOARD On installation MAIN board, adjust to the S101 and the S102. screw (1.7) screw (M1.4) MAIN board S102 (POWER) S101 (REC/PB) lever (REC) – 6 –...
SECTION 4 MECHANICAL ADJUSTMENTS 1. Clean the following parts with a denatured-alcohol-moistened swab: record/playback head pinch roller erase head rubber belt capstan idlers 2. Demagnetize the record/playback head with a head demagne- tizer. (Do not bring the head demagnetizer close to the erase head.) 3.
SECTION 5 ELECTRICAL ADJUSTMENTS Precaution Tape Speed Adjustment • Supplied voltage: 2.5 V • Switch and control position Procedure: PAUSE switch (S105): OFF Mode: playback VOL (RV101): mechanical mid Standard tape for adjusting frequency WS-48A Test Tape counter (3 kHz, 0 dB) 10 k Ω...
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Ver 1.1 SECTION 7 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they • Items marked “*” are not stocked since they may have some difference from the original are seldom required for routine service. Some one. delay should be anticipated when ordering •...
(3) MECHANISM DECK SECTION-2 (MT-323-118) supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-321-483-11 RING, RETAINING (0.25) 3-924-628-01 LEVER (FR) 3-315-495-31 WASHER 3-924-633-01 SPRING (STOP), TENSION X-3370-384-1 FLYWHEEL ASSY 3-924-622-01 LEVER (STOP) 3-924-623-01 LEVER (PLAY) 3-924-643-01 SPRING (PR), TORSION 3-924-621-01 LEVER (REW) 3-924-684-01 SPRING (LOCK PLATE), TENSION...
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SECTION 8 MAIN ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • Items marked “*” are not stocked since they When indicating parts by reference are seldom required for routine service. parts list may be different from the parts speci- number, please include the board.
TCM-323 REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 1998.01...
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