Hitachi RAF-25NH5 Instructions De Service page 316

ROUBLE SHOO ING OF HE SYS EM POWER MODULE
ODE
ELE ENT
CIRCUIT
INTERNAL
CIRCUIT OF
THE ODULE
TER INAL
SY BOL
OF SYSTE
POWER
ODULE
SEE NEXT
PAGE
FOR VALUES
EASURED
BY TESTER.
* Do not disassemble the system power module when performing the diagnosis.
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GATE
P2
PGV
PGU
U
NGU NGV
N1
P1 N1
L2 L1
- 352 -
GT15J31IS
COLLECTOR
E ITTER
PGW
V W
NGW
P2 U
1 5
W V