Alpine 7390M - Page 28

Motor (M5OI )
Eject Solenoid (SD501)
Play Solenoid (S0502)
(a
7390M 7390M
Cl) eccccevecccccoceceos
Main P.C.Board
ee
Front P.C.Board
pay 2 qs | 4] 5 |
=. mE :
| hee ee EE
| ON | orF | ON | OFF [ ON | oFF [| ON [OFF |
SS A SE
[a1510 | 13.6v | 6.9v | 13.5v |
| Q1511 [6.52Vv | [ 13.5V | 3.5V [ 7v |
IC315 1C401
fi] +L Ja] ov |
[2] ri fro ne |
3, FL iy ru |
[4] 4.9v 12) me]
5] 4.9V [3] 4.9V_ |
6] 4.9Vv fi4f TL |
7] ov fis| TU |
is} ov fief 5v_|
1C405 IC410
Li] NC [9] ov_|
[4| NC [12] 4.9v |
Su 2d NC [5i] NC [57 4.5v |
2 2 52] NC [Sal 4.9v |
SL NC_ 3 NC [59 ov |
[5|_4.9V_ [13] 4.9v_|
[6 4.9V [14] TL |
TL 64 _NC_ gro
fel nc_|z} 2 Sem ]2| 2
isl Nob or. [Sel av 64
7[_Ne [is] «av |
[a{ ov Hie 4.9v | Ic1501
ii] ov [ey ov |
}2| ov [7] 13.8V_ |
[3] 7V_ fey S.1v_|
[4] Ov [a] 0.7v |
[5] 13.8v fio] ov |
PLAY FORWARD MODE
1c1201
[i] 13.1v [5] 29V |9f 29v 13] 29V_|
[2] 3.iv_ [6] 29v fol "fal 3.1v_ |
[3] 4.9v [7] 29v [ii] 29 [5] ov |
laf 3.iv [ef ov fi2y 2.9v_ fief 3.1v_ |
CB1502
Psj4 is [67 [ets fio tu [2 [is Tia
L-ch Signal Line
pt | 2 |
13.8v/5.1v |i4v [5.1v [i4v[5.1v [stv [5.1v [ov [ov [Ss ivisiv[@_ |
< VOLTAGE MEASURING CONDITIONS> oO pee: Secs A
POWER SUPPLY :DC 14V |
2,
MEASURING
TOOL
:
DIGITAL
MULTI
VOLTMETER
gaan
3, MEASURING POINT REFERENCE : BETWEEN GROUND | ee
4, MEASURING CONDITIONS :FM 98.1MHz 100% MODULATION | exp ~
AM
I000KHz
30%
MODULATION
Veet
y
TAPE BLANK DOLBY OFF
<Foil Side> <Component Side>
L=ch Signal Line
cas ce Rech Signal Line Bch Signal Line
“Battery +B Pes Battery +B
Ignition +B See
GRN/WHT seers Green/White
GRYSWHT crereeees Gray “White
GRY/YEL srrereees Gray “Yellow
GRN/YEL vrreeees Green/Yellow
SHED aaisemureeate skaters Shield
—3%- J | K