McIntosh MDA 1000 Service Manual page 12

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KEYBOARD
4
049990
NS5V
5V
J1:5
J2:8
5
Q1
3
SETUP LED
J1:11
J2:2
5
2
1
GND
J1:8
J2:5
5
REM
J1:7
J2:6
5
GND
J1:12
J2:1
5
1.9V
KBLED
J1:10
J2:3
5
S1
SETUP
J1:9
J2:4
5
GND
J1:6
J2:7
5
STBY LED
1.9V
J1:4
J2:9
5
GND
J1:3
J2:10
5
S2
STBY/ON
J1:2
J2:11
5
GND
J1:1
J2:12
5
19
SENSOR
MT1
1
2
3
DS1
DS2
SETUP
DS3
STANDBY/ON
*
DS2
DS1
*
J1
R2
MT1
C1
Q1
129485
Rev.A
S1
* Denotes components on the reverse or backside of the Pc Bd
DS3
C2
S2
20

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