Komatsu TB45 - Harness Connector Symbols

EG-9
TROUBLE DIAGNOSIS
ECM Trouble Diagnosis (Cont'd)
SYMBOLS FOR HARNESS CONNECTOR
FEMALE CONNECTOR
• When a harness connector is viewed from A (terminal side), the
outer frame of the connector symbol is indicated with a single
line. In addition, the direction indicator shows "TS" (Terminal
Side) in description type font.
• When a harness connector is viewed from B (harness side), the
outer frame of the connector symbol is indicated with double
lines. In addition, the direction indicator shows "HS" (Harness
Side) in description type font.
• Terminal assignments of a connector viewed from A and B are
mirror images, indicating just as they are seen.
MALE CONNECTOR
The illustration method is the same as that for a female connector,
the black guide box, however, indicates a male connector (the white
guide box a female connector).
SINGLE UNIT (CONTROL UNIT)
A single control unit is viewed only from A, and the illustration is as
shown in the figure.
EGM0050
EGM0051
EGM0052
EGM0053