Kenwood TK-860G, TK-862G Receiver Section, Common Section

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ADJUSTMENT
Measurement
Test-
equipment Unit Terminal
Adjustment
Unit Parts Method Specifications/RemarksConditionItem
TK-860G/862G
Receiver Section
1. Discriminator 1) Set test mode SSG Rear ANT TX-RX L5 AF output maximum.
• Wide CH : CH1 - Sig1 panel (A/2)
SSG output : –53dBm/501µV AF VTVM ACC
SSG MOD : 3kHz Oscilloscope (EXT.SP)
AF : 1.4V/4Ω
2. Sensitivity 1) Set test mode SSG Rear ANT TX-RX L13 RSSI voltage
• Wide Select “SENS” in tuning mode. panel (A/2) L22 maximum.
“S.E.N.S” AF VTVM ACC
Adjust [250] Distortion (EXT.SP)
SSG freq' meter
: 511.950MHz K2 Oscilloscope
: 519.950MHz M2 AG
SSG output : –116dBm/0.35µV
SSG MOD : 3kHz DVM TX-RX RSSI
AF output : 1V/4Ω(A/2)
2) “S.ENS” Front CH / RSSI voltage
Adjust [***] panel maximum.
SSG freq' : 485.050MHz
3) “S.E.N.S._.”
Adjust [***]
SSG freq'
: 498.550MHz K2
: 502.550MHz M2
3. Squelch 3 1) Set test mode SSG Rear ANT Front CH / Adjust to the
• Wide Select “SQL3” in tuning mode. panel panel squelch threshold
“S.QL3” AF VTVM ACC point.
Adjust [***] Distortion (EXT.SP)
SSG freq' : 485.050MHz meter
SSG output : –127dBm/0.1µV Oscilloscope
SSG MOD : 3kHz (Wide) AG
1.5kHz (Narrow)
Measurement
Test-
equipment Unit Terminal
Adjustment
Unit Parts Method Specifications/RemarksConditionItem
Common Section To adjust TK-862G, use KPG-56D, otherwise you cannot tune this transceiver from the front panel.
1. PLL lock 1) Set test mode DVM TX-RX CV PLL TC106 6.5V ±0.1V
voltage CH : CH3 - Sig1 Power meter (A/2)
RX F. conter
TX 2) PTT : ON (Transmit) TC109 6.5V
RX 3) CH : CH2 - Sig1 Check 0.9V or more
TX 4) PTT : ON (Transmit) 0.9V or more