Alpine 7516MM - Page 46

1C401
IC1501
(c402
To Main P.C.Board (To Schematic Diagram 2/4
= , GR Control!
r
-
=
>
ro}
a
= ES0UT} =
g
2)
aes —a
P.GND o
METAL ig
F/R ie
IGN 2
|_|
AMP
e IN SW.
O ©
$1501
oe ee
tic Diagram 2/4)
KEY -IN
cerepe
I cS ODO | cBI502
HL:
a
kb
2
So
.
1
a
MOTOR CONT
PACK DOWN
RUN DET S. GND
P. GND METAL
F/R
IGN
O-MOTOR
BATT
MOTOR FAST
PACK IN
(2) EJECT SOL
RF -SOL
c
®
iS 8
e
(o)
S 2
2
©)
ICISO]
AN6275K
a
no
a oO nN
RUN DET
PACK DOWN
R1503
ane 5SIK = RI501 1K
|
MOTOR
FOR/REV
SWITCHING
pete
IGN
jean
Te
13
J
LOREC EEOCRORORCHS)
ap
6 re
* Measuring Meter :
+ Measuring Point Reference :
7516M/7516MM 7516M/7516MM
/7516L /7516L
NOTES:
1. Allresistance values are inohms. K = 1,000
Otel
PTISO!
2.
All
capacitance
values
are
in
microfarads.
P=
anna
are
:
p
.
4,000,000
P.C.
Board
1€1201
1€1501
——_————
nw
eT
ow
Oe
SDI501
1] ow - [10] 13.99
C)
21
ov
i]
8.1V
EJECT
SOLENOID
3]
5.1V
12]
OV
C) ae 4 ov 13 | 14
ania
x
tia
pti
PLAY SOLENOID aac a 7
C)
8]
say
[ar]
13.2V
9 | NC 18 [ 5.1V
Cy 1, MOTOR
=———© wis01
O pas (13.2V~105mA)
5
Photo P.C.Board
$D1503
pa
RF
[Measuring
Conditions]
SOLENOID * Power Supply Voltage : DC14.4V
Digital Multimeter
Between Ground
a
DATA}
{CLOCK
a LCD-CE
| LCD -INH
KEY PS i vat
KEY-IN
sas se IC402 LC7582A
R408 R407 R406 SR402 SR403 sit 3 R405
47K 47K 47K 47K 47K sit 3 47K
a
@6)
@5)
@4)
@) LATCH! & DRIVER (|~ 56bits)
@) Lenser DRIVER (57 ~ |!2 bits)
@))
G9)
65 ce | LCD401
(8)
G7)
: @)
vss 5) SHIFT REGISTER
2 (8) G4) (56bits)
1C401 @3)
MCI4OI4BFEL
N/_——
D
i
ce
ceaaeneaamn
LCD
DRIVER
E -50- F G
LCD DISPLAY
R410 R411
* *
6V-70mA
PL40l
6.7V-65mA
PACKDOWN
SW.
*
Measuring
Conditions
:
No
Signal
Input
Tape
:
Blank
FM
:
98.1MHz
METAL
SW.
LW
:
216kHz
MW
:
999kHz
PTI501
Difference
List
(*
Mark)
|
Q1501
T516M
7516MM
aa
E
14y
Ref.
|
c
13.9V
LD401
~406
|
MBG4868K
|
MAA4868K
B
13.2V
R410.411
62-1/4
68-1/4
R412.414
470-1/4 | 820-1/4
R415~417 47-1/4 | 68-1/4
R418
41-1/4