Icom IC-9100 Service Manual page 29

4-2 ADJUSTMENTS ON THE PLL UNIT (continued)
ADJUSTMENT ITEM
1ST LO LEVEL 1 • Frequency: 420.000 MHz
(UHF band)
2 • Frequency: 440.000 MHz
3** • Frequency: 480.000 MHz
2ND RX LO LEVEL
(UHF band)
†
REFERENCE LEVEL
(1.2 GHz band)
†
3RD RX LO LEVEL
(1.2 GHz band)
2ND TX LO LEVEL 1 • Frequency: 145.000 MHz
2 • Frequency: 435.000 MHz
3
3RD TX LO LEVEL 1 • Frequency: 145.000 MHz
2 • Frequency: 435.000 MHz
3
CODEC CLOCK LEVEL
*: For [TPE] and [KOR]. **; For only [USA], [CHN] and [EXP]
†
: Appears only when the optional UX-9100 is installed.
TRANSCEIVER'S
CONDITION
(430.000 MHz*)
• Mode: USB
• Receiving
(430.000 MHz*)
• Mode: USB
• Receiving
• Mode: USB
• Receiving
• Frequency: 435.000 MHz
(432.000 MHz*)
• Mode: USB
• Receiving
• Frequency: 1200.000 MHz
• Mode: USB
• Receiving
• Frequency: 1200.000 MHz
• Mode: USB
• Receiving
• Mode: USB
• Transmitting
(432.000 MHz*)
• Mode: USB
• Transmitting
†
• Frequency: 1200.000 MHz
• Mode: USB
• Transmitting
• Mode: USB
• Transmitting
(432.000 MHz*)
• Mode: USB
• Transmitting
†
• Frequency: 1200.000 MHz
• Mode: USB
• Transmitting
• Receiving
OPERATION
• Connect an RF voltmeter to the
J1281.
• Connect an RF voltmeter to the
J1801.
• Connect an RF voltmeter to the
J1301.
• Connect an RF voltmeter to the
J1901.
• Connect a dummy load to [144MHz
ANT].
• Connect an RF voltmeter to the J571.
• Connect a dummy load to [430MHz
ANT].
• Connect an RF voltmeter to the J571.
• Connect a dummy load to [1200MHz
ANT].
• Connect an RF voltmeter to the J571.
• Connect a dummy load to [144MHz
ANT].
• Connect an RF voltmeter to the J571.
• Connect a dummy load to [430MHz
ANT].
• Connect an RF voltmeter to the J571.
• Connect a dummy load to [1200MHz
ANT].
• Connect an RF voltmeter to the J571.
• Connect an RF voltmeter to the J601.
4 - 3
MEASURE ADJUST
POINT POINT
J1281 (Verify)
J1801 (Verify) –12.0 dBm
J1301 R1305 –10.0 dBm
J1901 (Verify)
J571 (Verify) –12.0 dBm
J851 (Verify)
J601 (Verify)
VALUE
–3.0 dBm
(±3 dB)
–4.0 dBm
(±3 dB)
–3.0 dBm
(±3 dB)
(±3 dB)
(±0.5 dB)
–8.0 dBm
(±3 dB)
(±3 dB)
–8.0 dBm
(±3 dB)
–12 dBm
(±3 dB)