|
|
|
Categories
|
|
Information
|
|
Featured Product
|
|
|
 |
|
|
There are currently no product reviews.
 ;
Some of the pictures in this manual are a bit irritating. I had to dissassemble the unit and some of the screws have different threads, which is not mentioned in this manual. Also some of the drawings of the boards look different than the actual boards.
After all, the manual was very useful. I was able to recalibrate the capstan drive and it is working fine again.
 ;
This manual is very good. 303 pages scanned in a very high resolution. My camera has bad, leaking capacitors which all of the V5000 models are suffering from these days.
There is a huge part list with all capacitors, transistors etc. in this manual which helped me a lot. Otherwise I would not have been able to buy replacement parts.
The dissassembly guide is very enormous and detailed. Unlike on the Panasonic MS1 manual I downloaded here it actually looks like the real parts look. And the screws are labeled correctly, so you shouldn't have any left after the repair. ;)
;
has all the schematics you could need,and very well laid out format also has all part numbers along with an exploded view which is helpful
;
Very nice to have! Now it is no problem to understand how it is put together.
Helps me a lot.
;
good scans, all is clear. all pages in order. recommended
SERVICE ADJUSTMENT
No. Adjusting point
PURITY ADJUSTMENT
Adjusting procedure/conditions 1. Receive the GREEN-ONLY signal. Adjust the contrast control to have a beam current of about 700 µA. 2. Degauss the CRT enough with the degausing coil. Note: Follow the Job Instruction Sheet to adjust the magnetic field. Vertical Bv : +0.030 mT (0.30 gauss) Horizontal Bh: +0.020 mT (0.20 gauss) (See page 12.) 3. Maintain the purity magnet at the zero magnetic field and keep the static convergence roughly adjusted. 4. Observe the points �a� and �b� as shown in Fig. 2-1 through the microscope. Adjust the landing to the rank �A� requirements. 5. Adjust the raster rotation to 0 eastward. 6. Tighten up the deflection coil screws. » Tightening torque: 108 ±20 N (11 ±2 kgf) 7. Make sure the CRT corners landing meet the �A� rank requirements. If not, stick the magnet sheet to correct it. Note: This adjustment must be done after warming up the unit for 30 minutes or longer with a beam current over 500 µA 700 µA. Note: Set the service mode by TP1001 and TP1002 (short) then press factory process R/C RGB key to change to RGB mono colour mode. * For the following colours press R/C RGB key to change.
Green-only Blue-only Red-only
Waveform and others
PIF ADJUSTMENT
No. Adjusting point 1 RF-AGC check cut in adjustment (PRESETTED) Adjusting procedure/conditions 1. Receive �PAL COLOUR BAR� signal. » Signal Strength: 54 ± 1 dBµV (75 ohm open) 2. Connect the oscilloscope to TP210 (Tuner�s AGC Terminal) as shown in Fig. 1. Waveform and others Note: For the 50 ohm signal strength gauge, when not using 50/75 impedance adapter, signal strength is 52 ±1 dBµV(75 ohm open), instead of 54 ±1 dBµV (75 ohm open). precaution: The loss of using impedance adapter.
1
Purity adjustment
a
b
Fig. 2-1
Oscilloscope 0.1V + �
TV Set TP210
A
Bias box + �
» Bias box: About 4.5 V
B A=B
Fig. 1
3. Drop Input Signal strength to 51 ±1 dBµV (75 ohm open). 4. Under 1. and 3. conditions, the output voltage should be no change or below +0.1 V. In addition, change input signal strength to 57 ±2 dBµV, the output voltage should be no less than -0.1 V. 5. Change the antenna input signal to 63~67 dBµV, and make sure there is no noise. 6. Turn up the input signal to 90~95 dBµV to be sure that there is no cross modulation beat.
Fig. 2-2 Rank "A" (on the right of the CRT)
7
A
B A=B
Signal-colour screen cleared
Fig. 2-3
Rank "A" (on the left of the CRT)
* Press R/C RGB key for 1 second in NORMAL MODE, the colour will change to RGB mono colour mode. The TEXT Key �R. G. Cy� Key can be directly use to change to other colours screen.
SX-51J7
7-1
7-2
|
|
|
> |
|
