48
IC302 µPC1330H (MAIN BOARD)
1
2
3
4
5
6
7
8
9
INVERTER
COMPARATER
SW R1
GND
SW P1
CONT
GND
VCC
SW P2
GND
SW R2
IC681 M5218AFP (MAIN BOARD)
–
+
2
3
6
7
4
5
8
1
V+
–
+
V–
IC651 LC72130 (MAIN BOARD)
1
2
3
4
5
6
7
8
XIN
B03
CE
IFIN
AOUT
2
AIN1
AIN2
D1
CL
B04
D0
B01
I01
B02
XOUT
PD1
VSS
PD2
FMIN
AMIN
AOUT1
VDD
I02
B05
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
PHASE DETECTOR
CHARGE PUMP
SWALLOW COUNTER
1/16.1/17 4bits
SWALLOW COUNTER
1/16.1/17 4bits
POWER
ON
RESET
1/2
C B
I / F
REFERENCE
DIVIDER
REFERENCE
DIVIDER
C B
I / F
2
DATA SHIFT REGISTER
LATCH
IC601 BA1450 (MAIN BOARD)
1
2
3
4
5
6
7
8
9
10
11
12
16
17
18
19
20
21
22
23
24
15
14
13
AM
OSC
AM
MIX
AM IF
FM
IF
FM
DET
AM
DET
SD
DET
AGC
LED
DRIVER
COMP
SD
SW
VCO
PD
1/2
DECODER
VREG
1/2
FM IN
FM DET
TUNED
STEREO
IF OUT
R OUT
L OUT
AM/FM
FM/AM DET OUT
AM MPX IN
FM MPX IN
IN REQ MUTE
FM SD ADJ
VCC
GND
AM OSC OUT
AM OSC
VCO STOP
AM RF IN
AM IF IN
AM AGC
AM MIX OUT
FM BAND WIDTH
V . REG
Содержание HCD-BX7
Страница 20: ...20 MEMO ...
Страница 33: ...HCD BX7 DX7 DX7J 33 33 7 12 SCHEMATIC DIAGRAM POWER AMP SECTION DX7 DX7J MODEL Page 43 Page 43 Page 29 Page 29 ...
Страница 37: ...HCD BX7 DX7 DX7J 37 37 7 16 SCHEMATIC DIAGRAM LEAF SW SECTION Page 28 09 NORMAL SPEED HIGH SPEED ...
Страница 39: ...HCD BX7 DX7 DX7J 39 39 7 18 SCHEMATIC DIAGRAM DRIVER SECTION 09 Page 29 ...
Страница 43: ...HCD BX7 DX7 DX7J 43 43 7 22 SCHEMATIC DIAGRAM TRANS SECTION DX7 DX7J MODEL ...