Blue Offset Adjustment - Sony KP-57WV600 Service Manual

4-5. BLUE OFFSET ADJUSTMENT

1. Receive the all black (1080i, component) signal with VIDEO 5 input,
and set PICTURE to maximum.
2. Connect an oscilloscope between CN507
and ground.
3. Set in the service mode and select the category "2170D-2".
4. Adjust "3 SLIN" so that the waveform level is 2.10 ± 0.05Vpp.
5. After completing the adjustments, write the data into memory.
"MUTING" ! "ENTER".
6. Receive the RF signal and change the wide screen mode to "Wide
Zoom". Copy the same data to "3 SLIN".
Reference Pulse
16.7ms
GND
#
pin (B) on the (A board)
2.10 ± 0.05 Vp-p
— 59 —
KP-57WV600/57WV700/
65WV600/65WV700