Battery Down Adjustment - Sony DCR-PC10 Service Manual

3-3-5.

Battery Down Adjustment

Purpose: Set the battery end voltage.
Adjustment Error: If the voltage is incorrect, the remainder of the
battery will be shorter. The image at the battery
end will also lose sync.
Mode Camera record
Signal any
Measurement Point LCD display of the adjustment remote
Measuring Instrument commander
Adjustment Page D
Specified Value 28 to 2C, 37
Switch setting:
1) FOCUS switch (FK-4850 flexible, S13) ............... MANUAL
Connection:
1) Connect the regulated power supply and the digital voltmeter
to the battery terminal as shown in Fig. 5-3-6.
Adjustment procedure:
Order Page Address
1
2
3 0 01
4
5 2 51
6
7
28
29
2A
D 2B
2C
37
8 0 01
9
Data
Adjustment the output voltage of the regulated power supply so that the display is
6.10 ± 0.1 Vdc.
Load a cassette, and set the unit to the camera recording mode.
01 Set the data. (Preparation)
Decrease the output voltage of the regulated power supply so that the digital voltmeter
display is 5.30 ± 0.01 Vdc.
Read the adjustment remote commander display data, and this data is named Dref.
Convert the data Dref into the decimal numbers. The result decimal number is Dref '.
(Use page 5-73 "Hexadecimal-Decimal Conversion Table".)
Calculate the following equations (decimal number calculation) using Dref ' for each
address. Convert the above eleven decimal numbers to the eleven hexadecimal numbers.
Set the hexadecimal data to each address.
Address 28
29
2A
2B
2C
37
After setting the data, be sure to press the PAUSE button of the adjustment remote
commander.
00 Set the data. (End)
Turn OFF the power switch.
This unit
26-pin MULTI
connector
I/O board-1 jig
(J-6082-372-C)
LANC
terminal
Procedure
D ' = Dref '
28
D ' = Dref ' + 11
29
D ' = Dref ' + 36
2A
D ' = Dref ' + 58
2B
D ' = Dref ' + 66
2C
D ' = Dref '
37
5-44
10 19
Short (pin !¢ to pin !§ )
Regulation power supply
(6.10 0.1Vdc)
3 11
+
–
Digital voltmeter
Adjustment remote commander
Fig. 5-3-6