Alignment Set-Up Procedurecs; Equipment Connection Diagrams - Akai QX-D3100 Service Manual

ALIGNMENT SET-UP PROCEDURES
TUNER SECTION
1
test point
4
1. AM IF Adjustment
Test point: IC201 (TA2111N) 18Pin
Adjustment location: T204
T204 --------------------- 465kHz
2. AM Frequency Range Adjustment
Test point: IC201 (TA2111N) 18Pin
Adjustment location: T202, VC1C
T202 -------------------- 517kHz
VC1C ------------------- 1650kHz
3. AM Tracking Adjustment
Test point: IC201 (TA2111N) 18Pin
Adjustment location: L205, VC1D
L205 --------------------- 600kHz waveform max.
VC1D -------------------- 1400kHz waveform max.
CASSETTE SECTION
1. Bias Frequency Adjustment
Test point: CON301 4Pin
VR501
Adjustment location: T301
T301 --------------------- 55kHz±5kHz
2. Bias Level Adjustment
Test point: CON301 4Pin
Adjustment location: VR301
VR301 ------------------ 13V±1V
3. Tape Speed Adjustment
Test point: Headphone jack
Adjustment location: VR501
VR501 ------------------- 3000Hz±90Hz
AM COIL
L205
L203
T204
B
A
VC1
IC201
D
18
C
L206
T202
CD6602-01-01
4. FM Frequency Range Adjustment
Test point: IC201 (TA2111N) 18Pin
Adjustment location: L206, VC1A
L206 ---------------------- 87.5MHz
VC1A --------------------- 108.5MHz
5. FM Tracking Adjustment
Test point: IC201 (TA2111N) 18Pin
Adjustment location: L203, VC1B
L203 --------------------- 90MHz waveform max.
VC1B ------------------- 106MHz waveform max.
T301
VR301
CON301
CD6602-01-01
21
AM SECTION
5
3
2
FM SECTION
1
2
test point
3

EQUIPMENT CONNECTION DIAGRAMS

AM COIL
IC201
18
CD6602-01-01
OSCILLOSCOPE
2CH AC VOLTMETER
OUT
IC201
CD6602-01-01
2CH AC VOLTMETER OSCILLOSCOPE
OUT
22
LOOP ANT
60cm
2
AM/FM ST SG
FM ANT
2
18
AM/FM ST SG