McIntosh MTI100 - Installing the Belt; Record Clamps?; Playing a Record; End of the Record

7 8
!
Parts marked with a triangle and exclamation point
have critical characteristics. Use only replacement
parts recommended by the manufacturer.
WARNING
!
Front of unit
POWER TRANSFORMER
T1
AC N
AC L
WHT
BLK
CHASSIS
GND
!
!
4
AMPLIFIER ASSY
320571
CABLE 173343
1 2 3 4 5 6 7 8 9
10 11 12
13
CABLE 173344
2 1
2 1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
J5
NC (+5VDC)
IN R+
IN R-
DISABLE
IN L+
NC (GND)
IN L-
GND
NC (STATUS)
NC (+11V)
STBY_DC
NC (AMP DISABLE)
CON6CON7
WHT (Neutral)
BLK (Hot)
S101
CON1
CON2
100-120V
220-240V
FH101
T3.15AL 250V
T1.6AE 250V
S101
JUMPER
NO JUMPER
FH101
FUSE
Voltage Selector
3
AUDIO PCB ASSY
752184
J4
1
2
3
4
5
6
7
8
9
10
IN R+
IN R-
IN L+
IN L-
GND
STBY_DC
NC
NC
NC
DISABLE
NC (GND)
1
2
3
4
5
RXDB
NRTS
DGNDB
TXDB
NTCS
J6
CABLE 173347
2a
POWER SUPPLY PCB ASSY
752183
CABLE 173289
J13
1
2
3
4
5
6
7
8
9
10
11
12
1
13
14
15
16
17
18
J12
1 2 3 4 5 6 7 8 9
YEL BLU RED BLK RED
NC
YEL
ORG ORG
J4
1
2
3
4
5
6
VIO
GRN
GRY
BLU
BLK
WHT
(159405/159406)
J3
1
2
3
4
5
6
TRANSFORMER
CONVERSION
FH1
F1
FUSE
240V: 089129, 1.6A
120V: 089130, 3.15A
F1
(See Conv. Instructions)
CABLE 173350
PS ON
PS ON
DGND
SEL C
+5VCC
PAIRING
DGND
AUDIO DET
AMP CTRL
FR-IR
VOL SCL
SEL B
SEL A
VOL SDA
DGND
+3.3BUM
(See Conv. Instructions)
2
1
J1
BLK (Hot)
WHT (Neutral)
AC MAINS
WHT (Neutral)
BLK (Hot)
1 2
J8
1
2
J16
1
2
3
4
5
TXDM
DGND
RESET
RXDM
+5VBUM
1
2
3
4
5
RXDB
NRTS
DGNDB
TXDB
NTCS
J17
TO BT
1
2
3
4
5
J13
TO MICRO
TXDM
DGND
RESET
RXDM
+3.3V
S3
MICRO
BT
2d
USB PCB
752183
2c
TERMINAL PCB
752183
BOTTOM VIEW
RIGHT LEFT
-
+ +
-
1
2 3 4
R+ RED
R- BLK
L- BLK
L+ WHT
J9
1
2 3
RT FB
N C
LT FB
J11
R+ RED
R- BLK L- BLK
L+ WHT
PLATTER
1
2
3
RT FB
NC
LT FB
J10
J12
1
2 3 4
RED
BLK
BLU
BLU
MOTOR
1
J6
PROGRAM
TUBE L
TUBE R
CABLE 173084
J2
1 2 3 4 5 6 7
J14
R OUT
DGND
L OUT
FR-IR
HP CTL
2b
HEADPHONE PCB
752183
1
2
3
4
5
6
7
GNDH
+3.3VBU
HP L
HP CTL
HP R
GNDH
FR-IR-IN
GNDH
+3VBU
CABLE 173346
(Motor 320646)
CABLE 173350
CABLE 173348
CABLE 173345
CA2
CA3
CA4
CA5
CA6
CA7
CA8
CA9
CA1
DGND
BLINK BT
PS ON
PS ON
DGND
SEL C
+5VCC
PAIRING
DGND
AUDIO DET
AMP CTRL
FR-IR
VOL SCL
SEL B
SEL A
VOL SDA
DGND
+3.3BUM
DGND
BLINK BT
J2
MOT1
BT ANT 2
CA10
100 –
220 –
INTERCONNECT
1