![background image](http://html.mh-extra.com/html/icom/ic-7400/ic-7400_service-manual_612265079.webp)
9-15 FILTER UNIT
• TOP VIEW
9 - 19
to CHASSIS P1
P14V
to
CHASSIS
P1
PGND
to PA unit EP6
H14V
W12
to PA
unit EP7
W13
GND
9-16 DRV BOARD
• TOP VIEW
DRI1
DRI1
GND
GND
GND
GND
DRI2
DRI2
GND
GND
DR
O1
DR
O1
DR
O2
DR
O2
GND
GND
to PA unit J22
to PA unit J24
to PA unit J21
to PA unit J23
9-17 VARISTOR-A BOARD
• TOP VIEW
V-A2
GND
V-A1
to P
A unit J101
9-19 VARISTOR-C BOARD
• TOP VIEW
V-A2
GND
V-T1
to P
A unit J102
9-18 VARISTOR-B BOARD
• TOP VIEW
V-B2
GND
V-B1
to P
A unit J201
9-20 VARISTOR-D BOARD
• TOP VIEW
V-B2
GND
V-T2
to P
A unit J202
Summary of Contents for IC-7400
Page 1: ...HF VHF TRANSCEIVER i7400 SERVICE MANUAL ...
Page 63: ...to S LOGIC board J303 DS1002 9 2 DISPLAY BOARD TOP VIEW 9 3 for free by RadioAmateur eu ...
Page 72: ...9 12 1 9 18 10 BOTTOM VIEW RF UNIT for free by RadioAmateur eu ...
Page 74: ... BOTTOM VIEW CTRL UNIT 9 14 for free by RadioAmateur eu ...
Page 76: ... BOTTOM VIEW TUNER UNIT 9 16 for free by RadioAmateur eu ...
Page 78: ...9 18 BOTTOM VIEW PA UNIT for free by RadioAmateur eu ...
Page 92: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13811HZ C2 2002 Icom Inc ...