2-1. Electrical Alignment Overview
2-2. Electrical Adjustment
2-1-3.Arrangement Diagram of Adjustment-Related Parts
S2001RV101
11RV100
2S100
3
4
5TP100
6
7
8
TP101
E1
RV4001S101RV102
E3S1021 1
TP401RV103
AVD-14 board (Side A)
2-2. Electrical Adjustment2-2-3.SDI IN Free-running Frequency Adjustment
2-2-1.Preparation for Adjustmentn
Perform O2-2-2. +5 V Power Supply Voltage Adjustment�
1. Extend the AVD-14 board with a extension board EX-in advance.
731.
2. Connect the equipment. (Refer to Section 2-1-2.)Measuring equipment: Oscilloscope and
3. Set the switches on the AVD-14 board as follows:Frequency counter
Ref No.Setting at adj.Remarks
D1 mode adjustment
S100 (K-1) OFFOpposite side of FREERUN1. Set the switch S100 (K-1) on the AVD-14 board to
S101 (J-3) OFFOpposite side of FREERUNFREERUN.
S102 (F-3) NORMAL2. Connect and set the oscilloscope as follows:
S200 (A-1) All OFFCH2: TP100/AVD-14 (J-1), AC 1 V/DIV
GND: E1/AVD-14 (H-3),
4. Turn on the power of the PFV-L1 or PFV-L10, andTIME:20 ns/DIV
warm up the unit for about ten minutes.TRIG:CH2
3. Adjust the frequency on the frequency counter.
Adjustment point:1RV100/AVD-14 (J-1)
2-2-2.+++++5 V Power Supply VoltageSpecification:26.9 ?0.1 MHz
Adjustment
D2 mode adjustment
Measuring equipment: Digital voltmeter1. Set the switch S200-1 (A-1) on the AVD-14 board to ON.
2. Connect and set the oscilloscope as follows:
1. Set the digital voltmeter as follows:CH2: TP100/AVD-14 (J-1), AC 1 V/DIV
Range:AUTOGND: E1/AVD-14 (H-3)
Mode:DC VTIME:20 ns/DIV
2. Connect the probe of the digital voltmeter as follows:TRIG:CH2
+:TP401/AVD-14 (G-3)3. Adjust the frequency on the frequency counter.
_:E3/AVD-14 (A-3)Adjustment point:1RV101/AVD-14 (J-1)
3. Adjust the voltage.Specification:14.2 ?0.1 MHz
Adjustment point:1RV400/AVD-14 (H-3)4. Set the switch S200-1 (A-1) on the AVD-14 board to
Specification:4.81 ?0.02 VOFF.
5. After completing the adjustment,set the switch S100
(K-1) on the AVD-14 board to OFF.
2-2 (E)BKPF-L606 |
ACEC
SONY
