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 SC-D263
Page 14: ...Product Specification 2 6 Samsung Electronics MEMO ...
Page 48: ...4 18 Disassembly and Reassembly Samsung Electronics MEMO ...
Page 70: ...Exploded View and Parts List 5 22 Samsung Electronics MEMO ...
Page 91: ...Samsung Electronics 8 1 8 Wiring Diagram ...
Page 92: ...Wiring Diagram 8 2 Samsung Electronics MEMO ...
Page 102: ...PCB Diagrams 9 10 Samsung Electronics MEMO ...
Page 168: ...Operating Instructions 11 46 Samsung Electronics MEMO ...
Page 180: ...Troubleshooting 12 12 Samsung Electronics MEMO ...
Page 200: ...Circuit Operating Description 13 20 Samsung Electronics MEMO ...