TS-440S
ADJUSTMENT
Measurement
Item
Condition
Test
equipment
U n it
Terminal
U n it
7.
PLL
1 1 MODE : AM
Tracking
PLL
ICB-1
62MHz BPF
Readjust T9 I VC02 OSC coil) to
Gen.
11 pin)
unlock. !Core is fully bottom po-
sition)
21 Connect 560fl resister in Tracking
Spectrum
TP4
Gen. output line. Use oscillo-
analyzer
IR641
scopes probe to connect to spec-
Probe
trum analyzer.
8. VC02
1 I Reset operation must also be
DC V . M
PLL
TP5
PLL
performed.
IL 2 1 I
*See a microprocessor
operation check.
1 I FREQ : 1 4.0000MHz
MODE : AM
21 FREQ : 1 3. 999, 9 : MHz
MODE : AM
31 FREQ : 1 4. 000,00 MHz
Spectrum PLL
TP4
PLL
MODE : AM
analyzer
IR 641
9. PLL 30MHz FREQ : 1 4. 2 50.00MHz
Oscilloscope
PLL
TP7
PLL
BPF
MODE : AM
IC 1 2-5pin
1 0. PLL 38. 5 - FREQ : 1 4. 250.00MHz
Oscilloscope
PLL
TPB
PLL
39MHz SPF MODE : AM
IR 1 1 21
1 1 . PLL VCO
1
I
Disconnect RF unit coax.
cable
Tracking
PLL
IC 1 4- 1 pin
16. 5 -
IVCOI
Generator
36MHz)
21 Connect 560fl resistor in Track-
Probe
TP9
PLL
BPF
ing Generator output line.
Spectrum
IL33)
Use oscilloscope's probe to
analyzer
connect to spectrum analyzer.
1 2. 39MHz
FREQ : 24. 9500MHz
Spectrum
PLL
TP9
PLL
Spurius
MODE : AM
analyzer
IL33)
radiation
1 3. VC0 1
1 ) FREQ : 29. 9999MHz
MODE : AM
FREQ : 22.0000MHz
21 FREQ : 2 1 . 9999MHz
DC V.M
PLL
TP 1 0
RF
FREQ : 1 4. 5000MHz
IR 1 381
31 FREQ : 1 4. 9999MHz
FREQ : 7. 5000MHz
4) FREQ : 7.4999MHz
FREQ : 30.0 i30kHzl
92
Adjustment
Part
T6,7,8
T9
VR 1
T 1 0, 1 1
' 1 2
T 1 3, 1 4
' 1 5
T 1 6, 1 7
' 1 8, 1 9
VR2
T21
T22
T23
T24
S pecification/Remarks
Method
rnAcrnc
GENERATOR
3dB or less
TP4
59.5MHz
6.4V
L23 and L 2 1 shorted
to ground. IPLL
unlocked)
Adjust spurious radia-
tion level. 158.25MHz)
MAX
MAX
Ripple
3dB or less
T9 has two peaking point.
Adjust as shown below.
± 0. 1 V
T9
NG
[![GOOD
2 . 2 - 3 . 0V
20dB
or more
58 . 2 5
66.5MHz
Ref. 0. 3V/p-p
Ref. 0. 2V/p-p
37. 5dB
Less than 2dB
between peak and
point of 37.5MHz.
45dB or more
42MHz
42dB or more
M"Om
ll
3 1 MHz
39MHz
± 0. 1 V
5. 3 - 6.3V
± 0. 1 V
2 . 5V
5 . 3 - 6 . 3V
± 0. 1 V
5 . 3 - 6.3V
± 0. 1 V
5 . 5 - 6 . 5V