Convergence Adjustment - Sony KP-51DS1U Service Manual

Re-2d chassis
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KP-51DS1U
RM-892
MAIN DEFLECTION ADJUSTMENT
1. Adjust V Linearity.
Correct linearity of the horizontal top and bottom lines.
V Linearity
2. Adjust AFC Angle
Correct the vertical center line to be in parallel with the screen
edges and other colors.
AFC Angle
3. Adjust AFC Bow
Correct linearity of the vertical center line.
AFC Bow
4. Adjust PIN Amp
Correct the vertical left and right lines and eliminate pin-
cushion-shaped distortion.
PIN Amp
5. Adjust PIN Phase
Correct the vertical left and right lines to be in parallel with
each other.
PIN Phase
6. Adjust Up Corn Pin
Correct the screen top section line bow.
Up Corn Pin
7. Adjust Lo Corn Pin
Correct the screen bottom section line bow.
Lo Corn Pin

6-2-3. Convergence Adjustment

1. Receive the PAL SPCB signal.
2. Select wide mode.
Press "
(blue key)" : Wide b Smart b 4 : 3 b Zoom
Need geometry adjustment to wide mode, smart mode and
zoom mode. Production spec of each mode.
∗ 4 : 3 mode no adjust.
3. Select service mode and enter adjustment item for green sig-
nal.
SUB DEFLECTION ADJUSTMENT ITEM
Adjustment
<
Display
Adjustment item
GSEL
COL SELECT
BSEL
COL SELECT
CENT
CENT
SKEW
SKEW
BOW
BOW
4BOW
4TH BOW
SIZE
SIZE
LIN
LIN
MSIZ
MID SIZE
MLIN
MID LIN
MKEY
MID KEY
KEY
KEY
SSKW
SUB SKEW
MPIN
MID PIN
PIN
PIN
SBOW
SUB BOW
WAVW
WAVE
MBOW
MID BOW
4PIN
4TH PIN
4SBO
4TH SUB BOW
MWAV
MID WAVE
– 40 –
: Yes – : No
Adjustment type
GH GV RH RV BH BV
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O

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