Sylvania 6620LE Service Manual page 16

ITEM (on the service
remote control)
NORMAL
DARK
SAIDO
C-SAIDO
D2-SAIDO
D3-SAIDO
H-P
C-H-P
V-P
C-V-P
VOL p → 1
COR(C/D1)
VOL p → 2
COG(C/D1)
VOL p → 3
COB(C/D1)
VOL p → 4
DR(C/D1)
VOL p → 5
DG(C/D1)
VOL p → 6
DB(C/D1)
VOL p → 1
COR(C/D2)
VOL p → 2
COG(C/D2)
VOL p → 3
COB(C/D2)
VOL p → 4
DR(C/D2)
VOL p → 5
DG(C/D2)
VOL p → 6
DB(C/D2)
7F
LANGUAGE
STEREO TYPE
ACCESS CODE
BACK LIGHT
HD
2DVP
HRD
NCM
ASPECT
BUTTON
DATA
VALUE
74
0
150
128
188
5
128
208
50
8
50
40
9
40
512
512
512
138
138
138
512
512
512
138
138
138
FF
SPA/FRA
MTS
OFF
ON
VOL p
ON
ES3
ON
ON
OFF
2. +B Adjustment
Purpose: To obtain correct operation.
Symptom of Misadjustment: The picture is dark and
the unit does not operate correctly.
Test Point
TP401 (+B)
TP300 (GND)
M. EQ.
DC Voltmeter
Note: TP401(+B), TP300(GND), VR649 --- Main CBA
1. Connect DC Volt Meter to TP401 and TP300(GND).
2. Adjust VR649 so that the voltage of TP401 becomes
+21.0±0.5V DC.
3. Software Reset
To reset software, press "5" button on the remote con-
trol unit for at least 5 seconds after pressing "CH
RETURN" button on the remote control unit.
5-2
Adj. Point
VR649
Spec.
+21.0±0.5V DC
L0311EA