Service manual

3
70GS-62S
ELECTRICAL SPECIFICATIONS
•Focus ....................... High Bi-Potential Electrostatic
•Sweep Deflection ..................................... Magnetic
•Picture Intermediate frequency................... 38.9MHz
•Sound Carrier Trap................................... 33.4MHz
•Adjacent Sound Carrier Trap ................... 40.4MHz
•Adjacent Picture Carrier Trap.................. 31.9MHz
.
•Aerial Input Impedance
VHF/UHF ...................... 75 ohm Unbalanced
•Tuning Ranges........... 48.25 MHz thru 855.25 MHz
VHF: E2-E12 CH
S1-S41 CH (Hiperband)
UHF: E21-E69 CH
•White Level
Set brightness control to get total picture tube cathode current of 600 milliammeter under no signal
condition. Maximum necessary correction of each picture tube cathode current to get 8900 de-
grees K-20 MPCD screen temperature should not exceed 15% of its original value.
X=0.290 Y=0.300
WARNING
The chassis in this receiver is partially hot. Use an isolation transformer between the line cord plug
and power receptacle, when servicing this chassis.
To prevent electric shock, do not remove cover. No user-serviceable parts inside. Refer servicing to
qualified service personnel.
Specifications are subject to change without prior notice.
•Power Input .................... 220V-240 Volts AC 50Hz
•Power Consumption
Normal Operation ...................................87W
Stand-by Operation ..................................1W
•Audio Power Output Rating (MPO) / Impedance
Internal Left Speaker ...................... 10W, 7Ω
Internal Right Speaker .................... 10W, 7Ω
•Speakers
Left / Right ...................................... 12 x 6cm
•Convergence
Static (Centre) ........ between any two colours
Dynamic ..................... after static equals zero
MODEL DESTINATION & DIFFERENCES:
70GS-62SDE: Germany, Austria. Particular Operation Manual.
70GS-62SGG: Greece. No Operation Manual from Factory.
Greek Teletext (NVM: Page 00, Position 95, Value: 03 05).
70GS-62SIT: Italy. Particular Operation Manual.