Cfg-296 Replacement Procedures A - JRC JSS-296 Service Manual

CFG-296 replacement procedures A

At ship (Tanker etc.) which needs to connect Tx antenna to the earth at standby condition, replace the PCB of
7PCJD0099A of CFG-296 with 7PCJD0099C according to this procedures.
Outline figure
NCU-331 GMDSS CONSOLE
or NCU-692 PA RACK
13.6V+ 55
13.6V+ 56
57
GND
58
GND
59
ANTENNA TUNER TX
60
ANTENNA TUNER RX
61
PA MUTE
ANTENNA CURRENT 62
RBK
6
NCU-331 GMDSS CONSOLE
or NCU-692 PA RACK
13.6V+ 55
56
13.6V+
57
GND
58
GND
59
ANTENNA TUNER TX
60
ANTENNA TUNER RX
PA MUTE 61
62
ANTENNA CURRENT
RBK
6
MPYCYS-12
Unused wire
MPYCYS-12
RBK2
Connect using the wires (RBK1,
RBK2) of 7ZCJD0258 attachment.
NQD-4190
JUNCTION BOX
Control cable
1
2
3
4
5
6
7
8
9
10
Replace CFG-296 of 7PCJD0099A with 7PCJD0099C.
Replace Control cable with 7ZCJD0258.
NQD-4190
Control cable
JUNCTION BOX
(7ZCJD0258)
1
Red
2
Black
Green
3
White
4
Yellow
5
Gray
6
Pink
7
8
RBK1
9
10
Connect to J2.
JD-1307-05 Attachment 1 2/11
NFC-296
ANTENNA TUNER
TB2
1
Red
TB1
2
Black
3
Green
CDJ-2960
4
White
TUNER CONT
5
Yellow
6
Gray
CFG-296
MATCHING UNIT
7PCJD0099A
NFC-296
ANTENNA TUNER
TB2
1
TB1
2
3
CDJ-2960
TUNER CONT
4
5
6
J2 CFG-296
MATCHING UNIT
7PCJD0099C