Hitachi 50SBX78B Projection Television User Manual


 
SPECIFICATIONS
Model:
50SBX78B
6OSBX78B
Cathode-Ray Tube:
R=Pi GLFTOORFA
G=PlGLFTOOHLA
B=Pi GLFTOOBMB
Power Input:
120 volts AC, 60 Hz
Power Consumption:
240 Watts - Maximum
212 Watts - Operating
Antenna Impedence:
75 Ohm Unbalanced
VHF I UHF I CATV
Receiving Channel:
&yQ
G!i
VHF 2-13
UHF
14-69
EXT. Mid (A-5)-(A-i), 4+
CATV Mid. A-l
CATV Super J-W
CATV Hyper (Wtl)-(Wt28)
Intermediate Frequency:
Picture I-F Carrier 45.75 MHz
Sound I-F Carrier 41.25 MHz
Color Sub Carrier 42.17 MHz
Video Input:
1 Volt p-p, 75 Ohm
1 Volt p-p, 75 Ohm (Y)
0.7 Volt p-p, 75 Ohm, (Cb, Cr)
Video Output:
1 Volt p-p, 75 Ohm
Audio Input:
470 mVrms, 47 k Ohm
Stereo Audio Output:
470 mVrms, 1 k Ohm
Audio Output Power:
Front: 15 Watts per channel at 10% distortion, 8 Ohm impedence.
Max. output - 18 Watts.
Rear: 7.5 Watts per channel at 10% distortion, 8 Ohm impedence.
Max output - 10 Watts.
Center: 7.5 Watts per channel at 10% distortion, 8 Ohm impedence.
Max output - IO Watts
Anode Voltage
Brightness:
31.5 kV (Zero Beam Current)
5OSBX78B - 250 cd/m2
60SBX78B - 170 cd/m2
(white screen)
Speakers:
2 Woofers - 5 inch (12 mm) round
2 Tweeters - 2 inch (5 mm) round
2 Center Speakers - 4 inch (10 mm) round
Dimension:
Height (in.)
Width (in.)
Depth (in.)
Weight (Ibs.)
50SBX78B
80SBX78B
51 ‘31,s 60 '31~~
47 7132 51 "/32
24 21/32 27 ‘I~
195
255
Circuit Board Assemblies:
C.P.T. (B) P.W.B. Terminal P.W.B.
C.P.T. (G) P.W.B. VM P.W.B.
C.P.T. (R) P.W.B. Surround P.W.B.
Signal P.W.B. Power/Deflection P.W.B.
Signal Sub P.W.B.
Control P.W.B.
Sensor Distribution P.W.B.
CIRCUIT PROTECTION
CAUTION:
Below is an EXAMPLE only. See Replacement Parts List for details. The following symbol near the fuse indicates
fast operation fuse (to be replaced). Fuse ratings appear within the symbol.
Example:
-:-+
F901
/ 5A125V\
“RISK OF FIRE - REPLACE FUSE AS MARKED”
The rating of fuse F901 is 5.OA - 125V.
Replace with the same type fuse for continued protection
against fire.
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