Akai DV-R4100VSS

ALIGNMENT SET-UP PROCEDURES
TUNER SECTION
MW SECTION
EQUIPMENT CONNECTION DIAGRAM
3
3
2
1
1
test point
T401
TC401
test point
2
T405
IC401
T403
18
C435
STS8120-AAST-01-02
DIGITAL MULTMETER
2CH AC VOLTMETER
OSCILLOSCOPE
OUT
AM/FM ST SG
60cm
LOOP ANT
IC401
18
JK401
8
+
STS8120-AAST-01-02
1. AM IF Adjustment 3. MW Tracking Ajdustment
Test point: IC401 (TA2099N) 18PIN Test point: IC401 (TA2099N) 18PIN
Adjustment locaiton: T405 Adjustment location: T401, TC401
T405 ------------------- 450±3kHz T401 ------------------- 603kHz waveform max.
TC401 ------------------ 1400kHz waveform max.
2. MW Frequency Range Adjustment
Test point: C435 +
Adjustment locaiton: T403
Set the tuner frequency to be 531kHz.
Adjust T403 so that the test point voltage
is 1.7±0.05V.
5655
VOLTAGE CHART
TUNER SECTION
TEST CONDITION: SET AM/FM ON ONE FREQUENCY
IC401 (TA2099N)
PIN'S NUMBER 1 2 3 4 5 6 7 8
AM 1.97 2.72 0.11 1.97 1.34 6.37 0.48 0
FM 1.95 2 0 2 0.97 7.43 1.29 0
PIN'S NUMBER 9 10 11 12 13 14 15 16
AM 4.96 0.04 5.68 0.76 0.77 0.11 4.89 4.92
FM 4.98 4 4.13 0.77 0.77 0 0.52 0.65
PIN'S NUMBER 17 18 19 20 21 22 23 24
AM 1.19 0.48 2.05 1.81 1.97 1.97 6.43 1.97
FM 1.19 1.32 1.99 2.44 1.97 1.97 7.40 1.97
IC402 (TC9257F)
PIN'S NUMBER 1 2 3 4 5 6 7 8 9 10
AM 2.45 2.47 4.29 4.29 0.01 0.14 0.02 0.11 0.02 0.02
FM 2.38 2.41 4.97 4.97 0 0.14 0 0.11 0 0
PIN'S NUMBER 11 12 13 14 15 16 17 18 19 20
AM 4.97 4.97 0 2.43 0 2.44 1.44 1.37 1.15 1.14
FM 0 0 0 2.36 0 2.36 0.17 0.17 0.76 1.08
IC403 (BU1923F/BU1924F)
PIN'S NUMBER 1 2 3 4 5 6 7 8
FM 2.13 2.41 2.30 2.27 4.30 0.00 0.00 2.29
PIN'S NUMBER 9 10 11 12 13 14 15 16
FM 0 0 0 4.30 0 2.06 0 2.05
POWER AMPLIFIER SECTION
TEST CONDITION: DVD PLAY
IC501 (LS4558N)
PIN'S NUMBER 1 2 3 4 5 6 7 8
DVD PLAY 5.20 5.20 5.16 0 5.16 5.20 5.20 10.28
IC502 (LS4558N)
PIN'S NUMBER 1 2 3 4 5 6 7 8
DVD PLAY 0 0 0 -10.40 0.90 0.91 9.84 10.33
IC503 (BU4551BF)
PIN'S NUMBER 1 2 3 4 5 6 7 8
DVD PLAY 1.18 1.59 3.05 2.08 1.75 1.72 0 0
PIN'S NUMBER 9 10 11 12 13 14 15 16
DVD PLAY 0.16 1.25 0.98 2.47 0.98 0 0 5.95
IC605 (BD3814FV)
PIN'S NUMBER 1 2 3 4 5 6 7 8 9 10
DVD PLAY 0.06 0.13 -6.95 0 0 0.08 6.50 0 0 0
PIN'S NUMBER 11 12 13 14 15 16 17 18 19 20
DVD PLAY 0 0 0 0 0 0 0 0 0 -7.85
PIN'S NUMBER 21 22 23 24 25 26 27 28 29 30
DVD PLAY 0 0 0 0 0 0 0 0 0 0
PIN'S NUMBER 31 32 33 34 35 36 37 38 39 40
DVD PLAY 0 0 0 0 -.031 0.56 1.23 0 7.32 0