Revox B790

+240V 0,0(4)¥
4 3 2 4 C2
+50V 5 cL
itp pl2
Q a IC 1=74LS74
is 2=74LS 04
5 22, ta
i
4
Zak
C27
eles
3=74LS10
0
1,..7
2
+50V
6
4=74LS00
9
+10
RAB
1N4448
4k
5=74LS11
12...
14
;
R3:
bse OPEN a cen eee D. 5 =
20K
2 5) R32
ke
| +140V
cas |
1
+6,0V
R56 R4
; 47K
1
LOWERING
10k
'
ISOLENOID
R35
()
8
\
SOL.i2 bu oA Bc2e/B La |
5 ? ov Gas Jess
R6
an
40K
|
1
eas |
47k OY '
cz
Ae
iy
a2
CH
10n
|
2N4401L AT sooli)y 144 amv |
+60V
|
iB
i
2N4404
-
C
)arfenaiotl
ae
47
1“) 2N4403 | ne
:
|
R54
|
~60v
|
|
1.179.150
Lowe
NFL
REVO-00111 / Druck 8
4.179.147 |
SWITCH BOARD / ARM
pe a fet
LOWERING
LIF TING
' +40,0V
FAST INWARD
| FAST OUTWARD
SET FOR A SENSITIVITY OF
1 V(TP1) FOR 0.1 mm
SET FOR STABLE OPERATION
OF POSITIONING MOTOR.
SENSITIVITY OF END-OF-
RECORD-TRIGGER. MUST
TRIGGER AT 3.2 mm PER
REVOLUTION PICK-UP
DISPLACEMENT SPEED
AT 33 1/3 RPM.