VL-SDPOU
[Making adjustments]
Adjusting the servo system controller and related parts
1.
Setting the system codes
Replacement of IC702 E’PROM requires the following data to be set in this order.
[Procedure]
Set the unit to the VCR mode and set the data
for each address.
Code
1. Model code
2.
Destination 3. Specifications 4. Menu selection 5.
Software switching 6. Calendar switching
code
code code code
code
Address
01 1 09
02
1
OA
03
(
OB
04
1 oc
OD
00
1
05
1
01 1 FE
07 1
OF
Data
FF
14
1
EB
00
1
FF 00
(
FF 99 1
66
When replacing the IC702 E2PROM, first make the following settings and then
start the adjustments.
(1) Electromagnetic conversion
Address1 27
I
28 1
28
1’105
I
25
I
26
Data
1
40 I 90 I 90
I
80
I
40
1 90
l
The address uses only when replacing the IC302.
l
Adjustment with automatic machine
Mode VCR ADJ mode
Procedure
1) Using the 12 command, set the VCR adjustment mode.
2) Using the 20 command, give the E2PROM Write permission.
3) Set the system code with the 22 command for each type.
4) Using the command, set write inhibition.
5) Using the command, cancel the adjustment mode.
Examples
l During E2PROM (IC702) replacement.
l
Manual
a
I
Procedure
Examples
2. HSWP i
L
Mode
Procedure
Examples
L
justment
VCR ADJ mode
1) Set the CAM/OFF/VCR selection switch to VCR.
2) Press “CONTINUE” + “VCR adjustment” on the remote controller to set the VCR adjustment mode.
(At this time an indication “VCR ADJ” appears at the left lower side.)
Enter a setting corresponding to the address.
<Setting methods
3) Adjust the address by moving up and down the blinking numeral with the FF and REW key, and fix the address
by pressing the PB key.
4) Adjust to the setting by moving up and down the blinking numeral with the FF or REW key, and set data by
pressing the PB key.
5) Press the STOP key to set the address set state.
6) Repeat the operations 3), 4) and 5) as much as input addresses. After completion of input of all items hold
down the “CONTINUE” key to cancel the VCR adjustment mode.
7) Set the CAM/OFF/VCR selection switch to OFF.
l During E’PROM (IC702) replacement.
justment
VCR ADJ mode
1) Play back the alignment tape in the video mode.
2) Press the “CONTINUE” and “HSWP ADJ” keys on the adjustment remote control in this order.
+ This executes the HSWP adjustment.
When the adjustment is successful, the LCD lights up [OK] and the cassette is automatically ejected. If not
properly adjusted, the LCD lights up [NG].
Note: Adjustment cannot be performed when the error rate is improper.
l
During mechanism replacement.
l
During E’PROM replacement (IC302 inside the head amplifier circuit board).
1 O-6
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