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Nice manual. Clear copy and very rare, to boot. Great price, too!
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Excellent service manual. Complete service info. with schematics, step-by-step instructions and illustrations. Well worth the price!
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Great product, helped me to restore vintage walkman cassette.
Just some pictures could be little bit more sharp and contrast
Thank you
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I love older radio's and the service manuals that are sometimes hard to find. Was able to find a manual quite easily on this site.
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Thank you for your shop manual! Your help was very useful - the device is repaired! Once again - Thank you! I wish you a successful business! Edward (Russia).
XV-ZW99U
No. Adjustment Position 12 RGB Contrast (DAC)
Adjustment Conditions 1. Feed the 16-step pattern signal(VGA or SVGA) to the computer input terminal. 2. Connect the oscilloscope between pin (2) of P3004 and GND. 3. Press S2001 to call up the ADJ IN mode and select the following subject. Group: RGB Subject: GAIN
Adjustment Method � Using the ' and " keys, adjust the data so that the 16th-step level becomes green bit-less (noise).
16
13
R drive B drive (DAC)
1. Feed the 16-step pattern signal(VGA or SVGA) to the computer input terminal. 2. Connect the dual-beam oscilloscope between pin (1) of P3004,pin(3) of P3004 and GND. 3. Press S2001 to call up the ADJ IN mode and select the following subject. Group: RGB, RGB Subject: R-D, B-D 1. Feed the 16-step pattern signal(VGA or SVGA) to the computer input terminal. 2. Connect the oscilloscope between pin (2) of P1002 and GND. 3. Press S2001 to call up the ADJ IN mode and select the following subject. Group: OUTPUT2 Subject: MC
� Using the ' and " keys, adjust the data so that the 16th-step level becomes bit-less (noise).
16
14
OSD Mix-amp gain
� Using the ' and " keys, adjust the difference between the sixteenth-step level and the pedestal level to 0.96 ±0.05 Vp-p.
16
0.96 Vp-p
15
RGB WhiteWhite level RGB Gain (DAC)
1. Feed the 16-step pattern signal(VGA or SVGA) to the computer input terminal. 2. R: Connect the oscilloscope between TP1030 and GND. G: Connect the oscilloscope between TP1032 and GND. B: Connect the oscilloscope between TP1035 and GND. 3. Press S2001 to call up the ADJ IN mode and select the following subject. R: Group: OUTPUT1 Subject: R-BLK, R-GAIN G: Group: OUTPUT1 Subject: G-BLK, G-GAIN B: Group: OUTPUT1 Subject: B-BLK, B-GAIN
� Using the ' and " keys, adjust the difference between the gain and WW level, as shown below.
W-W level Gain
GND
R : Gain 3.3Vp-p, W-W level 2.6V G : Gain 3.3Vp-p, W-W level 2.6V B : Gain 3.3Vp-p, W-W level 2.6V
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