General; Locating The Controls; Diagrams - Sony SA-GN10 Service Manual

• LOCATING THE CONTROLS

– Front View (a part) –
Indicator SUBWOOFER ON/OFF
CUT OFF FREQ
50Hz
SUBWOOFER LEVEL
MIN
– Rear View (a part) –
INPUT
INPUT
SA-GN10
SECTION 1

GENERAL

This section is extracted from
instruction manual.
SUBWOOFER ON/OFF
CUT OFF FREQ
200Hz
SUBWOOFER LEVEL
MAX
For Printed Wiring Boards:
Note:
• X : parts extracted from the component side.
: Pattern from the side which enables seeing.
•
• Circuit Boads Location
POWER SWITCH board
PANEL board
3 3
SECTION 2

DIAGRAMS

For schematic diagrams.
Note:
• All capacitors are in µF unless otherwise noted. (p: pF) 50 WV or
less are not indicated except for electrolytics and tantalums.
• All resistors are in Ω and
1 / W or less unless otherwise specifed.
4
• C : panel designation.
Note: The components identified by mark 0 or dotted line with
mark 0 are critical for safety.
Replace only with part number specified.
• A : B+ Line.
• B : B– Line.
• Voltages are dc with respect to ground under no-signal conditions.
no mark : Power on
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal production
tolerances.
• Signal path.
F
: AUDIO
MAIN board
INPUT board
POWER TRANS board
SA-GN10