2-3. AUDIO CIRCUIT ADJUSTMENT METHOD
1. AUDIO RECORD BIAS
• Connection Method
• Adjustment Procedure
1) Set the TV/LINE to LINE mode.
2) Set the input to open mode (Without Audio input)
3) Connect the Audio level meter to both TP1 and TP2
4) After inserting a blank tape, record in SP mode.
5) Adjust R292 to obtain 3.0 mVrms.
12
TOP VIEW
R292
3.0mVrms
+
–
A/CHEAD
TP2
(–)
TP1
(+)
Audio LEVEL METER
Adjustment Parts
Checking Point
Measuring Equipment
Test Tape
Input Signal
R292
A/C Head PCB
Audio level meter
Blank Tape
No signal
TP1(+), TP2(-)
11
6. NTSC COLOR PHASE ADJUSTMENT METHOD
• Connection Method
• Adjustment Procedure
1) Playback the test tape, DN-1 NTSC COLOR BAR.
2) Connect the vector scope to video output.
3) Adjust CN15 to obtain same color burst phase and level both video out signal and burst marker in vector scope.
4) Confirm same color burst phase and level both video output signal and burst marker in vector scope.
ICN01
CN15
NTSC COLOR
PHASE
PN01
Vector
Scope
To SCART JACK
VIDEO OUT
Adjustment Parts
Checking Point
Measuring Equipment
Test Tape
Input Signal
CN15
Video Out
PAL Vector Scope
DN-1
–
NTSC Color
b
B
mg
CX
G
20%
10%
y1
YL
g
CY
G
120
100
80
60
40
20
0
20
43
0°
10°
10°
Summary of Contents for DV-F202 Series
Page 19: ......
Page 20: ...SECTION 5 CIRCUIT DIAGRAM 5 1 CONNECTION DIAGRAM CIRCUIT 33...
Page 21: ...5 2 POWER CIRCUIT 230V ONLY 34...
Page 22: ...5 3 POWER CIRCUIT WIDE RANGE 35 M M M M...
Page 24: ...5 4 SERVO LOGIC CIRCUIT 37 M M...
Page 25: ...5 5 LOGIC CIRCUIT WITH SHUTTLE STATION F542 F342 SERIES 38 1 3 2 1 2 3...
Page 26: ...5 6 LOGIC CIRCUIT F442 F242 F462 F262 F402 1 F202 1 SERIES 39 1 2 3 3 2 1...
Page 27: ...5 7 LOGIC CIRCUIT F562 F362 SERIES 40...
Page 28: ...5 8 LOGIC CIRCUIT F402 2 F202 2 SERIES 41 1 2 3 3 2 1...
Page 29: ......
Page 30: ......
Page 31: ...5 11 PIF CIRCUIT 44 M M M...
Page 32: ......
Page 34: ...5 13 VIDEO CIRCUIT 47...
Page 35: ......
Page 36: ...5 14 OSP CIRCUIT 48 5 15 COLOR CONVERTER 49...
Page 37: ...5 17 IF MODULE CIRCUIT 51 5 16 LINEAR AUDIO CIRCUIT 50 M M M M M M M...
Page 38: ......
Page 39: ...5 19 VPS PDC CIRCUIT AUTO SET 53 5 18 VPS CIRCUIT 52...
Page 40: ...5 21 REMOCON CIRCUIT VR F2BC 55 5 20 REMOCON CIRCUIT VR F3BC 54...
Page 41: ...5 22 REMOCON CIRCUIT VR F2BT 56...
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