-10-
SCHEMATIC DIAGRAM-2/2 (A270 MODEL)
: FM
SIGNAL
: AM
MAIN C.B
0.001
0.0068
0.1
0.022
ST
ANDBY
B
UZZER
ST
ANDBY
B
UZZER
0.01
0.01
0.01
0.01
0.1
0.1
0.1
0.1
0.022
0.01
TC1
TC2
1K
TC3
TC4
IFT
0.1
0.01
39K
8.2K
L5,TC1
AM TRACKING ADJ
T3
AM IF ADJ
L2,TC2
FM TRACKING ADJ
L3,TC3
FM FREQUENCY
RANGE ADJ
T2
FM IF ADJ
L6,TC4
AM FREQUENCY
RANGE ADJ
ANT1
FM-ANT
VOLUME
VR,RTRY 50K-BF-12NPD
SPEAKER
IF AMP
BAND
8 ohm 0.5w 1/4
AC~
PT
AC~
DC 9V
CN1
UP
DO
WN
CLOCK SET
VOL
REG
AM FM IF POWER IC
DISPLAY
CONTROL
ALARM
LED,DIA3
LED1
Y 0.9 INCH 12H GREEN (UHC MODEL)
Y 0.9 INCH 24H GREEN (EZLC
,EZHC
,UWCC MODEL)
C7 27P (UHC MODEL)
30P (EZLC,EZHC MODEL)
NC
FM
RF IN
FM
IF
IN
AM
IF
IN
FM
OSC
AM
OSC
FM
RF
AM
IN
FE
GND
FM/AM
IF
OUT
REG
OUT
DET
OUT
AF
OUT
AF
IN
AFC
AFC
AGC
AFC
AGC
VOL
NF
FH
DISCRI
GND
GND
VCC
RIPPLE
FILTER
IF
GND
METER
NC
FM/AM
BAND
SELECT
COLON
OUT
MIN AF
MIN CD
MIN
SET
HOUR
SET
MIN BG
10MIN
MIN
10MIN
CD
10MIN
BG
10MIN
AF
HRAF
HRCD
HRBG
10HRC
PM
10HRB
AM
10HRAG
VSS
VDD
ALARM
OUT
ALARM
OFF
ALARM
DISP
SLEEP
OUT
SLEEP
INPUT
SNOOZE
INPUT
50/60
INPUT
CR
INPUT
50/60
SELECT
12/24
SELECT
120V 60Hz (UHC MODEL)
230V 50Hz (EZLC,EZHC MODEL)
PT,U 120V W/AC CORD (UHC MODEL)
PT,EZ 230V W/AC CORD (EZLC, EZHC MODEL)
PVC1 TUN-CAP,20P-160P-82P (UHC MODEL)
TUN-CAP,20P-126P-126P (EZLC,EZHC MODEL)
U1 LM8560
ALARM SET
POWER
1015GR
16V
68
U2
SOCKET
2P BATTERY
Note
50/60Hz
12/24H
JW
JW
JW
50Hz
60Hz
12H
24H
SELECT
JW
12/24H
–
–
No Mount
JW
50/60Hz
JW
No Mount
–
–
2SC1815GR
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299