Sharp LC-32WD1E/S/RU Service Manual page 66

LC-32WD1E/S/RU, LC-37WD1E/S/RU, LC-42WD1E/S/RU, and LC-32/37/42WT1E
No video output during DTV reception
Is transport stream from D1001 to D1101 present?
Check: D1001-33,35,36,37,39,40,42,43,44,46,47
yes
Is a smartcard inserted in the Common Interface
connector
yes
Check if TS_SWITCH = High
yes
Check D1101-120 periferal circuitery
Check resistor networks: R1037, R1038
no Check resistors: R1034,R1035 and R1036
Check if TS_SWITCH = High
no
yes
Is transport stream on the output of D1212, D1213 and
no D1214
yes
Is transport stream on input of D1101-
38,39,40,41,43,44,45,33,34,35,36
yes
Is video (YPbPr and CVBS) measured on D1107
inputs?
yes
Is video (YPbPr and CVBS) measured on D1302
inputs? (D1302-2,D1302-3 and D1302,4)
yes
Is a LOW level on SLCT_RGB_YPbPr?
Check D1302-5
yes
Is video measured on input of D010?
Check: C0178, C0176, C0165
yes
See: no picture sections
6-35
check resistor networks: R1101, R1102,
no DR1203
Check capacitors C1196,C1197,C1198 and
no C1199
Check iput capacitors: C1329, C1333 and
no C1337
Check D1410 / preriferal circuitery
no
Check D1302 periferal circuitery
no