Kenwood TH-77A Service Manual page 54

54
lH-/77A/E
Adjustment point
LAMP
MONI
POWER
TO CN!,CN20I
*
VRS(DTMF)
ea
nT
ADJUSTMENT
VR6 (U-SM)
TX-RX UNIT (RFU):X57-3630-XX
Oc IN
TC201: TX frequency
a
=
q
WwW
2
°
2
CONT UNIT: X53-333X-XX
CONT UNIT: X53-333X-XX
VR3: VHF DEV
VR4: UHF DEV
VR5: DTMF DEV
VR6: S-meter (UHF)
CTCSS UNIT: X52-3710-00 (TSU-7)
VR1: TONE DEV
TX-RX UNIT (RFV):X57-3630-XX
SK ove' 7
W=HIY 2
VR4 ie
(v- LOW) I
VR! >
(u- HD | '
| Beret -
o e WRI
° Bw-sm
VHF
vco
VR2
{U-LOW)
Tc20!1
TX-RX UNIT (RFV): X57-3630-XX
VR1: S-meter (VHF)
L17~19: VHF BPF
SUB UNIT (APC): X58-3770-00 (A)
VR1: UHF high power
VR2: UHF low power
VR3: VHF high power
VR4: VHF low power
SUB UNIT (SUB-U): X58-3770-00 (C)
TC201, 202: SUB-UHF RX sensitivity