Sharp R-24AT Service Manual

R-22AT
R-24AT
15
TEST PROCEDURES
PROCEDURE
LETTER COMPONENT TEST
STEPS OCCURRENCE CAUSE OR CORRECTION
1 The rated AC voltage is not present at Check supply voltage and oven power cord.
POWER terminal of CPU connector (CN-A).
2 The rated AC voltage is present at primary Touch control transformer or secondary circuit defective.
side of touch control transformer. Check and repair.
3 Fuse on the PWB is open. Replace the fuse with new one.
(CARRY OUT 3D CHECKS BEFORE REPAIR)
NOTE: *At the time of these repairs, make a visual inspection of the varistor for burning damage
and examine the transformer with tester for the presence of layer short-circuit (check
primary coil resistance). If any abnormal condition is detected, replace the defective parts.
CARRY OUT 4R CHECKS.

Sharp R-24AT Specifications

General

Turntable	-
Clock type	Electronic
Door hinge	Left
Control type	Buttons
Product color	Stainless steel
Door open type	Pull-out
Microwave power	1900 W
Built-in display	Yes
Appliance placement	Countertop
Number of power levels	11
Auto programs quantity	10
Current	13 A
Connected load	2900 W
AC input voltage	230 V
AC input frequency	50 Hz

Weight and Dimensions

Depth	470 mm
Width	510 mm
Height	335 mm
Weight	33000 g
Interior dimensions (W x D x H)	330 x 330 x 180 mm