TH-D72A/D72E
45
ADJUSTMENT
Transmitter Section
Item
Condition
Measurement
Adjustment
Specifi cations / Remarks
Test-
equipment
Unit
Terminal
Unit
Parts
Method
1. Transmission
Frequency
Adjust
Switch to Service Setup mode
and carry out the operations for
item E.
1) Power: EL
Frequency:
439.9MHz
Transmission
f. counter
ANT
Tuning
control
[
X
]
Write
439.9MHz±500Hz
2. Power Write
[7.4V]
Battery
Switch to Service Setup mode
and carry out the operations for
item F.
Battery terminal: 7.4V
1) Power: HI
Frequency:
146.100MHz
K
145.100MHz
E
Transmission
Power
meter
Ammeter
ANT
Tuning
control
[
X
]
Write check
4.8W±0.05W
2) Power: HI
Frequency:
144.100MHz
Transmission
3) Power: HI
Frequency:
147.900MHz
K
145.900MHz
E
Transmission
4) Power: LOW
Frequency:
146.100MHz
K
145.100MHz
E
Transmission
0.5W±0.1W
5) Power: LOW
Frequency:
144.100MHz
Transmission
6) Power: LOW
Frequency:
147.900MHz
K
145.900MHz
E
Transmission
7) Power: EL
Frequency:
146.100MHz
K
145.100MHz
E
Transmission
75mW±25mW
8) Power: EL
Frequency:
144.100MHz
Transmission
9) Power: EL
Frequency:
147.900MHz
K
145.900MHz
E
Transmission
10) Power: HI
Frequency:
444.100MHz
K
435.100MHz
E
Transmission
4.8W±0.05W
11) Power: HI
Frequency:
438.100MHz
K
430.100MHz
E
Transmission
4.8W±0.05W
K
4.6W±0.05W
E