Bosch BLAUPUNKT artech MX-70 Service Manual page 9

IC 901, 902: .PC 741C
8 NC
In
V+
16, OUT
OFFSET
NULL
OFFSET
OFFSET NULL
NULL
Ap
IC 903, 904: UAA 180
I5 14 !3 121110 9 8 7 6 5 4
@ e e e ) e e
; 18
Vcontr 170 3 Vref max
Vref min !8Q
IC 905: TA 7318 P
z Detects rE 1a Power Zz Hold & DC 4
Circuit Compressor Amp
L w
ee °
:
R -_ Detects 1 Power Hold & OC a
Circuit Compressor Amp R
ne i 4 ~
HOLD(R)
ae | ee