Service manual

33
VL-Z1U
[Execution of adjustment]
Adjustment of servo and system controller
1. System code setting
It is necessary to set the following data items after replacing IC705 (E
2
PROM).
<Adjusting method>
Select the VCR adjustment mode and set the data value at each address.
• Automatic adjustment
Mode VCR adjustment mode
Adjusting 1) Using command 12, select the VCR adjustment mode.
method 2) Using command 20, enable writing to the E
2
PROM.
3) Using command 22, set the above-shown system codes according to the model.
4) Using the command, inhibit writing to the E
2
PROM.
5) Using the command, exit the VCR adjustment mode.
Examples • Replacement of E
2
PROM (IC705)
• Manual adjustment
Mode VCR ADJ mode
Adjusting 1) Set the CAM/OFF/VCR selector switch to VCR.
method 2) Press "CONTINUE" → "VCR adjustment" on the remote control to enter the VCR mode.
(At this time, "VCR ADJ" is displayed in the lower left part.)
Enter the specified value at each address.
· Shown below is the procedure for setting.
3) Select an address by increasing or decreasing the flashing numeric value with the FF or REW key
and press the PB key to confirm it.
4) Set the flashing numeric value to the specified value by increasing or decreasing it with the FF or
REW key and press the PB key to confirm it.
5) Press the STOP key to make it possible to select an address.
6) Repeat steps (3), (4) and (5) above until all the data items are set. Then press "CONTINUE" to exit
the VCR mode.
7) Set the CAM/OFF/VCR selector switch to OFF.
Examples ·Replacement of E
2
PROM (IC705)
2. Adjustment of HSWP
Mode VCR ADJ mode
Adjusting 1) Select the video mode and play back the alignment tape.
method 2) Press "CONTINUE" → "HSWP ADJ" keys on the remote control.
→
HSWP adjustment execution (When the adjustment is completed, "GOOD" is displayed on the LCD and
ejecting is performed automatically.)
If adjustment cannot be made, "NG" is displayed on the LCD.
Examples · Replacement of mechanism · Replacement of E
2
PROM
Code Specifications Destination Specifications Menu setting Software switching Calendar
Address 01 09 02 0A 03 0B 04 0C 05 0D 07 0F
A9 56 01 FE B6 49 00 FF 00 FF 03 FC
Code 1394/exif model name
Address 1A1 1A2 1A3 1A4 1A5 1A6 1A7 1A8 1A9 1BD 1BE 1BF
56 4C 2D 5A 31 55 00 00 00 00 00 00
* After replacing IC705 (E
2
PROM), make the following settings and then make adjustments.
(E
2
PROM) data table
(1) Magnetic parametric system
Address 27 28 2B 25 26
Data 70 90 A0 70 A0