Roadstar CLR-2465 User manual

Service Manual - CLR-2465
R
CLR-2465
Service Manual - CLR-2465

1 2 3 4 5 6
A
B
C
D
654321
D
C
B
A
C1
220u
C4
203
VCC
Q1 9013
R13
22K
C8
10U R2
330
D1 4148
D2 4148
D3 4148
1 2 3 4
5 6 7 8
SW1
SK-23D13-G5
R5
56 D4
4148
R6
100K
R7
170K
C9
2A103
C2
220U
D5
4001
D6
4001 D7
4001
D8
4001
D9
4001
R8
56 R9 56
R10
22K
C9
1000U
12:00
~12V
R5
56
+EC
5 7
9 10 11
8
13 14
2 1 4 3 6
12 16 15
IC2
2003F
C10
30p
C11
30p
C12
30p
C?
502
C16
30P
C18
25p
C17
20p
L1
3T5 L3 2T5
L2
3T5
CF1
10.7
R3
100
C34
47u
C20
100u
R24
22
R12
56K
C23
403
C5
104
FM-RF FM-OSC
FM-ANT
VOLUME
1 5 2 3 4 6
PVC1
444HF
C26
10P
C24
103
VR1
50k
ANT1
ANT3*8*28
CF3
465
BT1
RED
K1 VOL
SW2
2P2T
FM
AM
TRANSFORMER
AC120v
+EC
D10
4001
DC-9V
R23
2.2K
R21
4.7K
SLEEP HOUR MIN ALARM SNOOEEZ
D11
4148
AUTOOFFON
C31
104
C33
102
C35
100U C1 220UF
C32
102
80.5W
C25
201
5 7 9
10 11
8
13 14
2 1 4 3 6
12
16 15 17 18 19 20 21 22 23 24 25 26 27 28
IC1
8560
R19
100
1 2 3 4 5 6 7 8 9
7368IC1
C21
47U
C7
203
C6
403
R35
470K
R15
10K
C27
403
R14
2.2K
CF3
10.7M
!
TP1
TP2
TP3
TP4

STEP
CONNECT OUTPUT
OF TEST
EQUIPMENT
CONNECT INPUT
OF TEST
EQUIPMENT
SIGNAL
MARRER
FREQUENCY
SET RADIO
DIAL TO ADJUST ADJUST FOR
1
FM IF SWEEP
GENESCOPE TO
TP4
AND
GND
FM IF SWEEP
GENESCOPE TO
GROUND AND
TP3
10.7 MHz LOW-END
FREQUENCY CF1&CF3
FOR MAX
SYMMETRICAL
AND LINDAR"S"
CURVE AT 10.7MHz
2
3
490 MHz 90 MHz
5106 MHz 106 MHz
6
STEP
CONNECT OUTPUT
OF TEST
EQUIPMENT
CONNECT INPUT
OF TEST
EQUIPMENT
SIGNAL
MARRER
FREQUENCY
SET RADIO
DIAL TO ADJUST ADJUST FDR
1
AM IF SWEEP
GENESCOPE
TAP4/GND
AM IF SWEEP
GENESCOPE
VLALOOP
ANT1
465
KHz
LOW-END
FREQUENCY CF3
MAX-PEAE AT
MARKER FREQUENCY
465 KHz
2
3
4600 KHz 600 KHz
51400 KHz 1400 KHz
6
FM ALIGNMENT PROCEDURE
SET BAND SWITCH TO RADIO MANUAL. VOLUME AT MINTMUM.BAND SW. IM"FM"POSITION.
FM RF SWEEP
GENESCOPE TO
TP4
AND
GND
FM RF SWEEP
GENESCOPE TO
GROUND AND
TP1/TP2
87.5
MHz
108.5
MHz
LOW-END
PREQUENCY
HIGH-END
FREQYENCY
LOW-END
PREQUENCY
HIGH-END
FREQYENCY
BT1
PVC4
AMCOILL
PVC3
MAX PEAX AT
CORRESPONDLNG
MARKER
FREQUENCY
AM ALIGNMENT PROCEDURE
L3
PVC1
L1
PVC2
MAX PEAX AT
CORRESPONDTNG
MARKER
FREQUENCY
REPEAT STEP 4 AND 5
REPEAT STEP 4 AND 5
SET EAND TO RADIO MANUAL ON,VOLUME AT MINTMUM,EAND SW.IN"MW"POSTTION.
AM RF SWEEP
GENESCOPE
TAP4/GND
AM RF SWEEP
GENESCOPE TO
VLALOOP
ANT1
520
KHz
1640
KHz

Measuringitems Condion Unit Normal Limit
Low End KHz 520 ±10 525
High End KHz 1650 ±20 1650
Intermediate Frequency KHz 465 ±5 465
600KHz dB 82 82
1000KHz dB 82 82
1400KHz dB 82 80
600KHz dB 90 86
1000KHz dB 90 84
1400KHz dB 90 84
IF Rejection 600KHz dB 45 40 35
Image Rejection 1400KHz dB 35 30 32
10% THD Output Power at 80% Mod. 1000 KHz mW 280 250
Mod 30% %
Mod 80% % 10 28
Low Frequency Hz 100 125 100
High Frequency Hz 3500 2500 2092
Distortion at Maximum Volume all Controls at Max
•6dB Audio Fidelity
CC:
Max Sensitivity
•20dB Quieting S/N Sensitivity
Tuning Frequency Range
AM/FM RADIO
SUPPLY VOLTAGR: AC230V50HZ STANDARD POWER OUTPUT: 50mw 1OF2
MODULATION :1KHZ 30% SPEAKER IMPEDANCE: 8 OHM REV:1

Measuringitems Condion Unit Normal Limit
Tuning Frequency Range Low End MHz 87,5 ±0.5 87.5
High End MHz 108,25 ±0.5 108.5
Intermediate Frequency MHz 10,7 ±0.35 10.75
90MHz dB 22 18
98MHz dB 22 18
106MHz dB 22 17
90MHz dB 26 20
98MHz dB 26 20
106MHz dB 26 20
IF Rejection 90MHz dB 40 35 35
Image Rejection 106MHz dB 45 30 30
AM Rejection 98MHz dB 40 30 30
Distortion at Standard Output 98MHz %
10% THD Output Power, 75 KHz Dev. 98 MHz mW 280 250
Low Frequency Hz 100 125 100
High Frequency Hz 4500 4000 3900
•6dB Audio Fidelity
•30dB Quieting S/N Sensitivity
Max Sensitivity
MODULATION :1KHZ 22.5KHz SPEAKER IMPEDANCE: 8 OHM REV:1
CC:
AM/FM RADIO
SUPPLY VOLTAGR: AC230V50HZ STANDARD POWER OUTPUT: 50mw 2OF2