Panasonic RM-G45PA Manuale di servizio - Pagina 26
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Stampa la paginaRM-G45PA
16
15
DETECTION
IF
LPF
DETECTION
AMP
SW2
SW1
CONSTANT
CURRENT
CIRCUIT
1
2
CN701
(BUS
TERMINAL)
Q511
DISP
INTERFACE
SO
DISP
Q512
SCK
INTERFACE
DISP
CE
Q513
INTERFACE
Q523
CN702
INTERFACE
(BUS
TERMINAL)
Q525
CB
A.MUTE
INTERFACE
CB
Q526
PERM
CB
INTERFACE
SO
CB
Q521
SI
INTERFACE
CB
SCK
CB
PTT
Q513
INTERFACE
000684180-T
IC2
AM NOISE CANCELLER
TU V
DD
11
14
13
12
PULSE
AF
AF
HPF1
LPF
OR
AMP
AGC
HPF
IF AGC
CONSTANT
CURRENT
CIRCUIT
HIGH
PHASE
PASS AMP
CIRCUIT
SW4
SW3
CONSTANT
LEVEL
CURRENT
DETECT
CIRCUIT
CIRCUIT
3
4
5
6
16
SW5V
DISP SO
7
DISP SCK
6
X501
(6.29MHHz)
8
DISP CE
CB AU MUT
17
DISP SO
CB PERM
DISP SO
18
DISP SCK
DISP SCK
19
DISP CE
CB SO
DISP CE
CB SI
Q704
INTERFACE
CB SCK
SW5V
10
9
PULSE
DET2
GATE
+
PULSE
NOISE
PULSE
AGC
DET1
BUFFER AMP
SW5
BU 14V
7
8
Q506,507
PL651~656
BU14V
V
DD
000674280-T
XO
IC501
BUS DRIVER
XI
V
SS
13
14
3
2
1
5
15
5
11
12
13
14
58
52
53
55
26
Q503
POWER
SUPPLY
POWER
Q504
SUPPLY
CONT.
Q502
L501
V
REGULATOR
DD
Q501,
STABILIZER
D501
POWER
SUPPLY
Q703
POWER
SUPPLY
Q701
SWITCH-
ING
LAMP
DRIVE
SW5V
Q508,
D515
SWITCH-
ING
9
BUS-
10
BUS+
3
61
000874710
IC503
SYSTEM CONTROL
57
64
Q702
CONT.
44
RM-G45(PA)
BLOCK DIAGRAM