ELE-1
3-1. BS Power Supply Adjustment
BOARD
BS POWER
TP
GND: 78pin (A/B), +: 10pin (A/B) on
Extender Board between BS AUDIO
ADJ.
VR1 [V ADJ] (BS POWER UNIT)
INPUT
------
M. EQ
D.V.M., Extender Board (VFK1671)
SPEC.
10pin A/B = 5.05V ± 0.02V
1. Extend the BS AUDIO Board with the Extender
Board (VFK1671).
2. Connect the digital voltmeter (-) to pin 78A/B and
(+) to pin 10A/B, and then adjust VR1 on the
Power Supply Unit so that the voltage is within the
specification.
3. Connect the digital voltmeter (-) to pin 78A/B and
(+) to the measuring points on the Extender Board
as shown the table below, and make sure that the
voltages at each pins are within the specification.
TP Specification
13pin (A/B)
D+3.3V = 3.30V
±
0.15V
16pin (A/B)
+12V = 12.00V
±
0.50V
18pin (A/B)
A+5.6V = 5.65V
±
0.20V
20pin (A/B)
A-5.6V = -5.65V
±
0.20V
3-2. OCS Frequency Adjustment
BOARD
BS AUDIO
TP
58pin B on Extender Board between BS
AUDIO
ADJ.
VR300, VR600
INPUT
------
M. EQ
Frequency counter, Oscilloscope,
Extender Board (VFK1671)
SPEC.
Frequency: 3.579545MHz ± 5Hz
Level: 1Vp-p ± 1%
1. Extend the Audio Board with the Extender Board
(VFK1671), and connect the frequency counter to
pin 58B on the Extender Board.
2. Adjust VR300 so that the frequency is within the
specification.
3. Connect the oscilloscope to pin 58B on the
Extender Board, and adjust VR600 so that the
voltage is within the specification.
4-8. SCH Adjustment
BOARD
BS AUDIO
TP
BS REAR PANEL BNC
ENC1 OUT
ADJ.
VR400 [SCH] (BS AUDIOP.C.Board)
INPUT
------
M. EQ
SCH Meter (With 75
Ω
termination)
SPEC.
SCH = 0º ± 10º (Internal Mode)
1. Disconnect any input signal to the GENLOCK
INPUT connector and set the Base Station in the
GENLOCK mode.
2. Connect the SCH meter to the ENC 1 OUTPUT
connector and then adjust VR400 so that the SCH
is within the specification.
1Vp-p
Summary of Contents for DVCPRO AJ-CA901P
Page 3: ...3 AJ CA901MC...
Page 4: ...4 AJ BS901P EN...
Page 5: ...5...
Page 6: ...6 AJ BS901MC...
Page 7: ...7...
Page 9: ...9...
Page 10: ...10...
Page 11: ...11...
Page 12: ...12...
Page 13: ...FCD0310NTKE448E449...
Page 20: ...BLOCK DIAGRAM CONTENTS BS AUDIO BLOCK DIAGRAM BLK 1...
Page 103: ...3 AJ CA900EN AJ CA900HEN...
Page 104: ...4 AJ BS900P AJ BS900HP...
Page 105: ...5...
Page 106: ...6 AJ BS900EN AJ BS900HEN...
Page 107: ...7...
Page 108: ...8 AJ RP900P EN AJ YA901P EN AJ YA600P...
Page 110: ...10 P ONLY...
Page 111: ...11 EN ONLY...
Page 112: ...12 EN ONLY...
Page 113: ...FCD0201KAOE286 E287 E289 E335 E392...
Page 127: ...6 CIRCUIT BOARD LAYOUT INF 13 HP EN...
Page 153: ...BS FRONT BLOCK DIAGRAM BLK 7 P2 2 P2 1 P2 4 P2 5 P1 7 P1 8 P1 5 P1 1 2 3 4 For RCOP unit...
Page 154: ...BS POWER BLOCK DIAGRAM BLK 8...
Page 155: ...POWER PROTECT BLOCK DIAGRAM BLK 9...
Page 215: ...CAM MOTHER C B A VEP20816 CBA 1 FOIL SIDE COMPONENT SIDE...
Page 227: ...BS POWER C B A VEP21248 CBA 13 FOIL SIDE REF LOC IC1 C1 IC2 C3 IC25 A3 IC26 A2 VR1 D4...
Page 231: ...BS SDI C B A VEP23517 CBA 17 FOIL SIDE REF LOC IC6 A4 IC7 A4 IC26 B8 Q3 B8...