VL-E630S/VL-E630H
VL-E680S/VL-E97E
VL-E99E
VL-E630S/VL-E630H
VL-E680S/VL-E97E
VL-E99E
3
4. MECHANISM ADJUSTMENT
4-3. Mechanism checks and adjustments
4-3-4. Checking and adjusting the tension pole position
(1) Check
When winding of P5-120 tape is started, check whether the tension pole is in the specified position against Si roller
as shown or not.
If it is not in the specified position, remove the cassette and adjust the position in the following procedure.
5. ADJUSTMENT OF VCR
5-1. ADJUSTMENT OF VCR SECTION
5-1-5. Y/C circuit adjustment method
500mVp-p
Measuring point
LCD panel display surface
Address
11, 12
Mode
VCR AV input
Adjusting method
Set the data of address 11 and 12.
Adjustment standard 11=BD
12=8E
Remarks
———————
5-1-7. Adjustment of LCD display circuit
10. Inverter input voltage setting
5-2. ADJUSTMENT OF CAMERA SECTION
5-2-2. Adjustment procedures
5-2-2-2. Auto focus adjustment
•
Basic iris adjustment
1) Set up the auto focus adjustment mode. (Write 01 to the address 1FE)
2) Write the adjustment data 09, 0A and 0B one after the other to the address 1FF, the adjustment are as follows.
5-2-2-3.
Before starting these adjustments, set up the auto focus adjustment mode.
•
Sync level adjustment
Measuring instrument
Oscilloscope
Subject
Anything
Tape
—
Test point
VIDEO OUT (Terminated in 75
Ω
)
Adjustment address
1F8
Adjustment level
300mVp-p
1H
Video
SYNC
300mVp-p
500mVp-p
500mVp-p
2. Adjustment of input Y level
Measuring instrument
Oscilloscope
Mode
VCR STOP
Input signal
Color bar
Measuring point
TL801
Adjustment address
32
Adjustment level
500 mVp-p
±
20 mVp-p
3. Adjustment of playback Y level
Measuring instrument
Oscilloscope
Mode
PB
Playback signal
Color bar (JiGWR5-5CSP)
Measuring point
TL801
Adjustment address
27
Adjustment level
500 mVp-p
±
20 mVp-p
5. Adjustment of Y-FM deviation
Measuring instrument
Oscilloscope
Mode
REC/PB (self-playback/recording)
Input signal
Color bar
Measuring point
TL801
Adjustment address
34
Adjustment level
500 mVp-p
±
20 mVp-p
