TH-D72A/D72E
53
ADJUSTMENT
Item
Condition
Measurement
Adjustment
Specifi cations / Remarks
Test-
equipment
Unit
Terminal
Unit
Parts
Method
1. RX BPF
Tune Write
•
B-Band
7) Frequency: 118.05MHz
SSG: (–100dBm) 2.2µV
SSG
Oscillo-
scope
Distortion
meter
AF V.M
ANT
SP
[MONI] Press [MONI] key
for writing.
Max RSSI value
8) Frequency: 145.95MHz
SSG: (–100dBm) 2.2µV
9) Frequency: 173.95MHz
SSG: (–100dBm) 2.2µV
10) Frequency: 320.05MHz
SSG: (–90dBm) 7.1µV
11) Frequency: 380.05MHz
SSG: (–95dBm) 4.0µV
12) Frequency: 439.95MHz
SSG: (–100dBm) 2.2µV
13) Frequency: 479.95MHz
SSG: (–100dBm) 2.2µV
14) Frequency: 523.95MHz
SSG: (–100dBm) 2.2µV
2. Squelch
Write
•
A-Band
Switch to Service Setup mode
and carry out the operations for
item N.
1) Frequency: 145.95MHz
SQL1
SSG: (–125dBm) 0.126µV
SQL2
SSG: (–120dBm) 0.22µV
SSG
ANT
[
X
]
Write
2) Frequency: 439.95MHz
SQL1
SSG: (–125dBm) 0.126µV
SQL2
SSG: (–120dBm) 0.22µV
2. Squelch
Write
•
B-Band
3) Frequency: 145.95MHz
SQL1
SSG: (–125dBm) 0.126µV
SQL2
SSG: (–120dBm) 0.22µV
SSG
ANT
[
X
]
Write
4) Frequency: 439.95MHz
SQL1
SSG: (–125dBm) 0.126µV
SQL2
SSG: (–120dBm) 0.22µV
3. Squelch
Check
•
A-Band
1) Frequency: 146.050MHz
K
145.050MHz
E
Mode:
FM
SSG: (–122dBm) 0.178µV
SSG
Oscillo-
scope
ANT
Check
Open squelch
2) SSG: OFF
Close squelch
3) Frequency: 444.05MHz
K
435.05MHz
E
Mode:
FM
SSG: (–122dBm) 0.178µV
Open squelch
4) SSG: OFF
Close squelch