Sharp wq 284 a service manual
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Page 2
WQ-284 HIE/A
®
Before returning the unit to the customer after completion of a
repair or adjustment it is necessary for the following withstand
voltage test to be applied to ensure the unit is safe for the customer
to use.
FOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFER
TO THE OPERATION MANUAL.
IMPORTANT SERVICE NOTES (FOR UK ONLY)
Setting of Withstanding Voltage Tester and set.
Set name t set value
Vlfithstanding Voltage Tester
Test voltage . I 4,240 VPEAK
3,000 VRMS
Set time 6 secs
Set current(Cutotf current) 4 m A
Unit
Power/Function ON/FM mono
Judgment
OK: The GOOD" lamp lights.
NG: The NG lamp lights and the buzzor sounds.
0 General
Power source:
(WC?-234H)
Power source:
(WC-284E)
Power source:
(WC-284A)
Power consumption:
Output power:
(W0-284H)
Output power:
(WC-284E)
Output power:
(WO-284A)
WITHSTANDING
VOLTAGETESTEH
PROBE
__¢D_ UNIT I
SPECIFICATIONS
AC 230 V, 50 Hz
DC 9 V[D" size (UM/SUM-LRZO or
HP-2) battery x6]
AC 240 V, 50 Hz
DC 9 V[D" size (UM/SUM-1,R20 or
HP-2) battery x6]
AC 220 - 240 V, 50 Hz
DC 9 V[D size (UM/SUM-1,R20 or
HP-2) battery x6]
1 SW
PMPO; 28 W (14W+ 14 W)
(AC operation)
MPO; 8.8 W (4.4 W+ 4.4 W)
(AC operation, DIN 45 324)
RMS; 4.4 W (2.2 W+ 2.2 W)
(DC operatin, DIN 45 324)
MP0 (Max); 10 w (5 W+ 5 W)
(AC operation)
RMS; 4.4 W (2.2 W+ 2.2 W)
(DC operation, 10 %T.H.D.)
PMPO; 28 W (14W+ 14 W)
(AC operation)
MPO (Max); 10W (5 w+ 5 W)
(AC operation)
RMS; 4.4 W (2.2 W+ 2.2 W)
(DC operatin, 10 % T.H.D.)
Speakers:
Output terminal:
Dimensions:
Weight:
0 Radio
Frequency range:
(WG-284HIE)
Frequency range:
(WC-234A)
0 Tape recorder
Frequency response:
Signal/noise ratio:
Wow and flutter:
(we-234m
Wow and flutter:
(WG-284ElA)
Motor:
Bias system:
Erase system:
CONNECT THELPROBE
SHORTCI RCUIT
AC POWER 70 GND TERMINAL
SUPPLY CORD OF BATTERY TERMINAL
10 cm (4") full renge speaker x 2
Headphones; 16 - 50 ohms
(recommended; 32 ohms)
Width; 530 mm (20-7/8")
Height; 135 mm (5-3/8)
Depth; 140 mm (5-9/16")
2.7 kg (6.0 lbs.) without batteries
FM; 87.5 - 108 MHz
AM; 526.5 -1,606.5 kHZ
FM; 88- 108 MHZ
AM; 526.5 - 1606.5 MHZ
80 - 10,000 Hz (Normal tape)
55 dB (TAPE 1, playback)
45 dB (TAPE 2, recording/playback)
0.25 % (DIN 45 511)
0.15% (WRMS)
DC 9 V electric governor
AC bias
Magnet erase
Specifications for this model are subject to change Without prior ,
notice.