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SAFETY CHECK-OUT
1. Check the area of your repair for unsoldered or poorly-soldered
connections. Check the entire board surface for solder splashes
and bridges.
and bridges.
2. Check the interboard wiring to ensure that no wires are
“pinched” or contact high-wattage resistors.
3. Look for unauthorized replacement parts, particularly transistors,
that were installed during a previous repair. Point them out to
the customer and recommend their replacement.
the customer and recommend their replacement.
After correcting the original service problem, perform the following
safety checks before releasing the set to the customer:
safety checks before releasing the set to the customer:
4. Look for parts which, though functioning, show obvious signs
of deterioration. Point them out to the customer and recommend
their replacement.
their replacement.
5. Check the B+ voltage to see it is at the values specified.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
0
OR DOTTED
LINE WITH MARK
0
ON THE SCHEMATIC DIAGRAMS
AND IN THE PARTS LIST ARE CRITICAL TO SAFE
OPERATION. REPLACE THESE COMPONENTS WITH
SONY PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
OPERATION. REPLACE THESE COMPONENTS WITH
SONY PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
SE740N/SE840N/SX740N:
SP: PAL/MESECAM
23.39 mm/s (recording/playback)
NTSC 33.35 mm/s (playback only)
LP: PAL/MESECAM
11.70 mm/s (recording/playback)
NTSC 16.67 mm/s (playback only)
EP: NTSC 11.12 mm/s (playback only)
SE740B/SE840B:
SP: PAL
23.39 mm/s (recording/playback)
NTSC 33.35 mm/s (playback only)
SECAM
23.39 mm/s (recording/playback)
MESECAM
23.39 mm/s (playback only)
LP: PAL
11.70 mm/s (recording/playback)
NTSC 16.67 mm/s (playback only)
SECAM
11.70 mm/s (recording/playback)
MESECAM
11.70 mm/s (playback only)
EP: NTSC 11.12 mm/s (playback only)
Maximum recording/playback time
10 hrs. in LP mode (with E300 tape)
Rewind time
Approx. 1 min.(with E180 tape)
Inputs and outputs
LINE-1 (EURO AV)
21-pin
Video input: pin 20
Audio input: pins 2 and 6
Video output: pin 19
Audio output: pins 1 and 3
LINE-2 (DEC/EXT)/LINE-3 (DEC/EXT)
21-pin
Video input: pin 20
Audio input: pins 2 and 6
SE840B/SE840D/SE840E/SE840G/SE840N:
t LINE-2 L o R
VIDEO IN, phono jack (1)
Input signal: 1 Vp-p, 75 ohms,
unbalanced, sync negative
AUDIO IN, phono jack (2)
Input level: 327 mVrms
Input impedance: more than 47 kilohms
AUDIO (OUT/SORTIE) R/D L/G
Phono jack (2)
Rated output level: 327 mVrms
Load impedance: 47 kilohms
Output impedance: less than 10 kilohms
General
Power requirements
220 – 240 V AC, 50 Hz
Power consumption
17 W
1.3 W (POWER SAVE is set to ECO2, minimum)
Operating temperature
5
°
C to 40
°
C
Storage temperature
–20
°
C to 60
°
C
Dimensions including projecting parts and controls (w/h/
d)
Approx. 430
×
96
×
255 mm
Mass
Approx. 3.1 kg
Supplied accessories
Remote commander (1)
R6 (size AA) batteries (2)
Aerial cable (1)
SE740B/SE840B:
PERITEL cable (1)
Design and specifications are subject to change without
notice.
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