11.3.1.3. CHECK AFTER ADJUSTMENT
Play test disc or any other disc to make sure there is no picture degradation in the inner, middle
and outer peripheries and no audio skipping. After adjustment is finished, lock each adjustment
screw in position using screw lock.
11.3.1.4. PROCEDURE FOR SCREW LOCK
1. After adjustment, remove top panel, tray, clamper base and
traverse unit in this sequence.
2. Lay the traverse unit upside down and fix adjustment screw with
screw lock.
3. After fixing, reassemble traverse unit, clamper base, tray and top
panel.
11.4. VCR ELECTRICAL ADJUSTMENT PROCEDURES
11.4.1. TEST EQUIPMENT
The following equipments are required for Electrical
Adjustments.
1. Dual-Trace Oscilloscope
- Voltage Range: 0.005-5V/div
- Frequency Range: DC-35MHz
- Probes: 10:1 / 1:1
2. Frequency Counter
- Frequency Range: 0-10MHz
- Probes: 1:1
3. Universal Counter
4. Digital Volt Meter (D.V.M.)
52
Содержание NV-VP23-33
Страница 13: ...C Stop unloading just before unloading would be completed D Then the tape becomes slack 13 ...
Страница 18: ...7 3 TOP PANEL 1 Unscrew the Screws 7 4 FRONT PANEL UNIT 1 Unscrew the Screw 2 Remove the Tabs 18 ...
Страница 22: ...7 9 MAIN PCB UNIT 1 Unscrew the Screws 2 Release the Connectors 3 Remove the Main PCB Unit 22 ...
Страница 23: ...7 10 POWER PCB UNIT 1 Unscrew the Screws 2 Release the Connectors 3 Remove the Power PCB Unit 23 ...
Страница 25: ...7 12 2 SERVICE POSITION OF THE POWER SUPPLY PCB 7 12 3 SERVICE POSITION OF THE DECODER PCB AND TERMINAL PCB 25 ...
Страница 39: ...10 3 FRONT HOLDER 1 Remove the Front Holder 10 4 CLAMP PLATE UNIT 39 ...
Страница 56: ...12 ABBREVIATIONS 56 ...
Страница 64: ...20 1 VCR CHASSIS PARTS SECTION 20 2 DVD CHASSIS PARTS SECTION 64 ...
Страница 65: ...20 3 CASING PARTS SECTION 65 ...
Страница 66: ...66 ...
Страница 67: ...20 4 PACKING PARTS SECTION 67 ...
Страница 86: ...LB1218 BEAD CORE J0JHC0000070 1 86 ...
Страница 122: ...5 VID_FROM_YC AV3_V_IN TO SYSCON JK4801 7 6 V_OUT_TO_YC FROM SS SECTION TO IO SECTION PP4801 PS7501 3 3 ...
Страница 123: ...NV VP23EG EC EP NV VP28EG EC NV VP33EG EC EB EBL EP VCR LUMINANCE CHROMINANCE 2 2 BLOCK DIAGRAM ...