GRUNDIG LXW 82-8790 REF
Service Manual

GRUNDIG Service

Chassis LC-32IEA2

AV-Platte / AV Board � IN/OUT CXA2069Q

TV V1 V2 V3 V4 V5 V6

63 1 8 15 22 30 60 58 6dB 51 CIN1 COUT1 6dB 6dB 49 56 55 YIN1 YOUT1 TRAP1 Logic 53 VOUT1

to P. 2-7 P103

Y1 Y2 Y3 Y4

3 10 17 24 6dB 46 TRAP2 6dB 44 V/YOUT2

47 6dB

COUT2

C1 C2 C3 C4

5 12 19 26 6dB 6dB

41

VOUT3

7 8
39 YOUT3

37 6dB BIAS 6dB 57 50 42 LTV LV1 LV2 LV3 LV4 LV5 LV6 RTV RV1 RV2 RV3 RV4 RV5 RV6 62 2 9 16 23 29 59 64 4 11 18 25 31 61 6dB 6dB 36 33 34 32 7 14 21 28 6dB 6 13 20 0dB 0dB 6dB 43 45 38 40 35 52 54

COUT3 VGND BIAS Vcc AGND LOUT1 ROUT1 LOUT2 ROUT2 LOUT3 ROUT3

13

DC OUT SCL SDA ADR S-1 S-2 S-3 S-4 S2-1 S2-2 S2-3 S2-4 MUTE

CX2069Q
6dB

Audio system is attenuated by 6dB at input, and a total agin is 0dB (LOUT1 and ROUT1 can be changed to -6dB).

27 48

7

8

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