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5.1.8.1.2. Method -2:
1. Rotate Loading Motor counterclockwise with needlenose pliers, etc. so that the
Pinch Roller is separated from the shaft of the Capstan Rotor Unit.
2. Perform Step 2 through Step 7 of Method -1.
5.1.8.1.3. Method -3:
1. Perform Step 2 through Step 7 of Method -1.
Note:
After repairing mechanical trouble, make sure that all gear alignments are correct,
especially the Wiper Arm Unit and Drive Rack Unit of Cassette Up Ass'y. (Refer to
"
EJECT Position Confirmation
" in DISASSEMBLY/ASSEMBLY PROCEDURES.)
5.1.8.2. Electrical Method
Electrical method can only be performed when the mechanism is moved by rotating
the Loading Gear.
CAUTION:
1. Before applying DC Power Supply, be sure to disconnect the Motor Leads from the
Connector P2503.
Otherwise, the Loading Motor Drive IC (IC2501) may be damaged.
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Summary of Contents for PVQ-1300W
Page 9: ...Fig 1 3 Fig 1 4 9...
Page 10: ...10...
Page 13: ...5 1 2 1 2 Service Position 2 Fig 2 2 13...
Page 18: ...18...
Page 31: ...5 2 1 HOW TO READ THE IDENTIFICATION MARK OF CHIP COMPONENTS 31...
Page 34: ...6 1 2 Disassembly Method 34...
Page 35: ...35...
Page 37: ...Fig D4 37...
Page 38: ...Fig D5 38...
Page 43: ...6 2 2 Inner Parts Location Fig J1 1 43...
Page 44: ...6 2 3 EJECT Position Confirmation Fig J1 2 44...
Page 45: ...6 2 4 Grounding Plate Unit Full Erase Head and Cylinder Unit Fig J2 1 45...
Page 46: ...46...
Page 48: ...6 2 5 Capstan Belt Support Angle Intermediate Gear B and Main Cam Gear Fig J3 1 48...
Page 49: ...49...
Page 56: ...6 2 7 Reel Gear and Main Rod Fig J5 1 56...
Page 58: ...6 2 8 Stopper Angle Capstan Rotor Unit Oil Seal Capstan Stator C B A and MR Head Fig J6 1 58...
Page 59: ...59...
Page 61: ...61...
Page 65: ...6 2 10 1 Reassembly Notes 65...
Page 71: ...6 3 CASSETTE UP ASS Y SECTION 71...
Page 72: ...6 3 1 Top Plate Wiper Arm Unit and Holder Unit Fig K1 1 72...
Page 73: ...73...
Page 75: ...75...
Page 77: ...7 ADJUSTMENT PROCEDURES 7 1 SERVICE FIXTURES AND TOOLS 77...
Page 94: ...94...
Page 117: ...8 SCHEMATIC DIAGRAMS 8 1 SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT 117...
Page 132: ...DIODES 132...
Page 139: ...CAPACITORS 139...