Schematic Diagram -Tuner Unit (2/4) - Sony XTL-750W Service Manual

4-10. SCHEMATIC DIAGRAM — TUNER UNIT (2/4) — • Refer to page 47 for IC Block Diagrams.
2 3
1
A
B
C
D
E
F
G
H
I
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in Ω and
1 / W or less unless otherwise
4
specified.
• C : panel designation.
4 5 6
(Page 43)
• S : B+ Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from ACC CN4.
• Voltage is dc with respect to ground under no-signal
condition.
– 39 –
7 8 9 10
• Signal path.
L : VIDEO
F : AUDIO
• Abbreviation
CN : Hong Kong model.
11 12 13
– 40 –
XTL-750W
14