Alignment and Adjustments
3-13
Samsung Electronics
3-3-5 Tape Path Adjustment
3-3-5(a) Preparation for Adjustment
Œ
Clean the tape running surface (Poles, Drum, Capstan Shaft, Pinch Roller).
´
Observe the PB RF signal and Head Switching Pulse on an oscilloscope.
ˇ
Play back the alignment tape.
¨
Check that the waveform of the RF signal is flat at both inlet and outlet(A in Fig. 3-15).
If not flat (B or C in Fig. 3-15), do adjustments 3-3-5(b) through 3-3-5(d).
RF Signal
(Pin 3 of CNR02)
Head Switching
(Pin 2 of CNR02)
1
2
3
4
5
6
7
8
9 10
11
12
13
14
15
16
17
18
CNR02
Fig. 3-16 Rear PCB (Top Side)
Summary of Contents for VP-D371
Page 12: ...Product Specification 2 4 Samsung Electronics MEMO ...
Page 46: ...4 18 Disassembly and Reassembly Samsung Electronics MEMO ...
Page 66: ...Exploded View and Parts List 5 20 Samsung Electronics MEMO ...
Page 83: ...Samsung Electronics 8 1 8 Wiring Diagram ...
Page 84: ...Wiring Diagram 8 2 Samsung Electronics MEMO ...
Page 93: ...PCB Diagrams Samsung Electronics 9 9 9 10 CVF PCB COMPONENT SIDE CONDUCTOR SIDE ...
Page 94: ...PCB Diagrams 9 10 Samsung Electronics MEMO ...
Page 118: ...Schematic Diagrams 10 24 Samsung Electronics MEMO ...
Page 119: ...Samsung Electronics 11 1 11 Operating Instructions ...
Page 120: ...Operating Instructions 11 2 Samsung Electronics ...
Page 121: ...Operating Instructions 11 3 Samsung Electronics ...
Page 122: ...Operating Instructions 11 4 Samsung Electronics ...
Page 123: ...Operating Instructions 11 5 Samsung Electronics ...
Page 124: ...Operating Instructions 11 6 Samsung Electronics ...
Page 125: ...Operating Instructions 11 7 Samsung Electronics ...
Page 126: ...Operating Instructions 11 8 Samsung Electronics ...
Page 127: ...Operating Instructions 11 9 Samsung Electronics ...
Page 128: ...Operating Instructions 11 10 Samsung Electronics ...
Page 129: ...Operating Instructions 11 11 Samsung Electronics ...
Page 130: ...Operating Instructions 11 12 Samsung Electronics ...
Page 131: ...Operating Instructions 11 13 Samsung Electronics ...
Page 132: ...Operating Instructions 11 14 Samsung Electronics ...
Page 133: ...Operating Instructions 11 15 Samsung Electronics ...
Page 134: ...Operating Instructions 11 16 Samsung Electronics ...
Page 135: ...Operating Instructions 11 17 Samsung Electronics ...
Page 136: ...Operating Instructions 11 18 Samsung Electronics MEMO ...
Page 148: ...Troubleshooting 12 12 Samsung Electronics MEMO ...
Page 168: ...Circuit Operating Description 13 20 Samsung Electronics MEMO ...
Page 183: ...Reference Information Samsung Electronics 14 15 Fig 14 14 ...
Page 212: ...Reference Information 14 44 Samsung Electronics 14 5 Abbreviated word ...