Hitachi HMA-G2 Service Manual

SPECIFICATIONS ae sede eats Dai.
FEATURES ........0.. = tslsa Seabees dine ecusanaesaneeueseeseeoaee 30
DISASSEMBLY AND REPLACEMENT i ae 3
CHECKING THE OPERATION OF THE
PROTECTION. CIRCUIT ......ccceccsssserssssccccssevseseees 4
si
PRINTED WIRING BOAD ........cccccssescsersesees set 7
Z
CIRCUIT DIAGRAM ......ccsccccsccccrscserseercrreee
8
2
— BLOCK DIARGAM.........ccesecssesees S e b e i h
seit tench Ss 9
'
REPLACEMENT PARTS LIST .......cccscccceceseserseees 10
FRONT AND REAR PANEL.......sssssssssssssesseseseseees
_-CAUTION FOR U.S.A--
Make leakage-current or resistance measurements to
determine that exposed parts are acceptably insulated
from the supply circuit before por een) the appliance
to the customer. .
abet ilenarsestiain
he followil ng precautions should be observed when servicing.
SPECIFICATIONS
impedance: _ — 1V/50 kohms | °