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AGND
+62V
+62V
-62V
-62V
AGND
AGND
AGND
ISCTRIG
AC OFF
SEN
PROTECT
-68V
+68V
-18V
+18V
SC PNP
SC NPN
AGND
+62V
+62V
-62V
-62V
AGND
AGND
AGND
ISCTRIG
AC OFF
SEN
PROTECT
-68V
+68V
-18V
+18V
SC PNP
SC NPN
AGND
+62V
+62V
-62V
-62V
AGND
AGND
AGND
ISCTRIG
AC OFF
SEN
PROTECT
-68V
+68V
-18V
+18V
SC PNP
SC NPN
AGND
+62V
+62V
-62V
-62V
AGND
AGND
AGND
ISCTRIG
AC OFF
SEN
PROTECT
-68V
+68V
-18V
+18V
SC PNP
SC NPN
AGND
+62V
+62V
-62V
-62V
AGND
AGND
AGND
ISCTRIG
AC OFF
SEN
PROTECT
-68V
+68V
-18V
+18V
SC PNP
SC NPN
AGND
+62V
+62V
-62V
-62V
AGND
AGND
AGND
ISCTRIG
AC OFF
SEN
PROTECT
-68V
+68V
-18V
+18V
SC PNP
SC NPN
AGND
+62V
+62V
-62V
-62V
AGND
AGND
AGND
ISCTRIG
AC OFF
SEN
PROTECT
-68V
+68V
-18V
+18V
SC PNP
SC NPN
SCN_4
SCP_4
+18V
-18V
+68V
-68V
PROT1
SEN1
ACOFF
+62V_4A
+62V_4A
-62V_4A
-62V_4A
AGND4A
AGND4A
AGND4A
ISCTRIG_1
ST
BY
ST
BY
+8
V
+8V
P
R
OT4
P
R
OT3
P
R
OT5
P
R
OT2
P
R
OT6
P
R
OT1
P
R
OT7
DG
ND
DG
ND
SC
L
ED
SC
L
ED
AG
N
D
SEN
1
SEN
2
SEN
7
SEN
3
SEN
6
SEN
4
AG
N
D
SEN
5
IS
CT
RI
G
_
1
IS
CT
RI
G
_
2
IS
CT
RI
G
_
3
IS
CT
RI
G
_
4
IS
CT
RI
G
_
5
IS
CT
RI
G
_
6
IS
CT
RI
G
_
7
DG
ND
SCN_4
SCP_4
+18V
-18V
+68V
-68V
PROT1
SEN1
ACOFF
+62V_4A
+62V_4A
-62V_4A
-62V_4A
AGND4A
AGND4A
AGND4A
ISCTRIG_1
SCN_4
SCP_4
+18V
-18V
+68V
-68V
PROT1
SEN1
ACOFF
+62V_4A
+62V_4A
-62V_4A
-62V_4A
AGND4A
AGND4A
AGND4A
ISCTRIG_1
SCN_4
SCP_4
+18V
-18V
+68V
-68V
PROT1
SEN1
ACOFF
+62V_4A
+62V_4A
-62V_4A
-62V_4A
AGND4A
AGND4A
AGND4A
ISCTRIG_1
SCN_4
SCP_4
+18V
-18V
+68V
-68V
PROT1
SEN1
ACOFF
+62V_4A
+62V_4A
-62V_4A
-62V_4A
AGND4A
AGND4A
AGND4A
ISCTRIG_1
SCN_4
SCP_4
+18V
-18V
+68V
-68V
PROT1
SEN1
ACOFF
+62V_4A
+62V_4A
-62V_4A
-62V_4A
AGND4A
AGND4A
AGND4A
ISCTRIG_1
SCN_4
SCP_4
+18V
-18V
+68V
-68V
PROT1
SEN1
ACOFF
+62V_4A
+62V_4A
-62V_4A
-62V_4A
AGND4A
AGND4A
AGND4A
ISCTRIG_1
STBY
+8V
DGND
SCLED
SCN_3
SCN_4
SCP_3
SCP_4
+62V_3
-62V_3
+62V_4
-62V_4
DG
ND
-18V
+18V
AC
O
F
F
+70V
-70V
FA
N
3
FA
N
2
FA
N
1
DG
ND
FA
N
1
DG
ND
FA
N
2
DG
ND
DG
ND
FA
N
3
+12VD
PROT1
PROT2
PROT3
PROT4
PROT5
PROT6
PROT7
SCLED
DGND
+5VD
STBYLED
AC
IN
I/V
DG
ND
AC
O
U
T
+5V
D
RE
LA
Y
15V
15V
A
G
ND1
64V
64V
38V
38V
A
G
ND2
53V
53V
ON/OFF
STBY
DG
ND
-18V
+18V
AC
O
F
F
+70V
-70V
FA
N
3
FA
N
2
FA
N
1
DG
ND
ST
BY
+8V
DG
ND
SC
L
ED
S
CN_3
S
CN_4
SC
P_
3
SC
P_
4
+62V
_3
-62V
_3
+62V
_4
-62V
_4
DGND
STBYLED
GREEN
PROT1
STBYLED
PROT3
+12VD
PROT2
PROT4
+5VD
PROT6
PROT5
SCLED
PROT7
DGND
DGND
STBYLED
GREEN
ON/OFF
STBY
ST
BY
ST
BY
+8
V
+8V
P
R
OT4
P
R
OT3
P
R
OT5
P
R
OT2
P
R
OT6
P
R
OT1
P
R
OT7
DG
ND
DG
ND
SC
L
ED
SC
L
ED
AG
N
D
SEN
1
SEN
2
SEN
7
SEN
3
SEN
6
SEN
4
AG
N
D
SEN
5
IS
CT
RI
G
_
1
IS
CT
RI
G
_
2
IS
CT
RI
G
_
3
IS
CT
RI
G
_
4
IS
CT
RI
G
_
5
IS
CT
RI
G
_
6
IS
CT
RI
G
_
7
DG
ND
+62V_4A
+62V_4A
-62V_4A
-62V_4A
AGND4A
AGND4A
AGND4A
ISCTRIG_1
+62V_4A
+62V_4A
-62V_4A
-62V_4A
AGND4A
AGND4A
AGND4A
ISCTRIG_1
+62V_4A
+62V_4A
-62V_4A
-62V_4A
AGND4A
AGND4A
AGND4A
ISCTRIG_1
+62V_4A
+62V_4A
-62V_4A
-62V_4A
AGND4A
AGND4A
AGND4A
ISCTRIG_1
TO
P611B
TO
P604B
TO
P612B
TO
P605B
TO
P613B
TO
P606B
TO
P614B
TO
P607B
TO
P615B
TO
P608B
TO
P616B
TO
P609B
TO
P617B
TO
P610B
POWER SWITCH BOARD
STANDBY BOARD
MAIN TRANSFORMER
DISPLAY BOARD
POWER LED BOARD
THERMAL PROTECT BOARD
POWER SUPPLY BOARD
CONNECTION BOARD
POWERAMP MODULE BOARD
POWERAMP MODULE BOARD
POWERAMP MODULE BOARD
POWERAMP MODULE BOARD
POWERAMP MODULE BOARD
POWERAMP MODULE BOARD
POWERAMP MODULE BOARD
FROM P204B
FROM P205B
FROM P203B
TO P603B
TO P602B
TO P601B
TRIGGER BOARD
TO
P401B
FROM P618B
FR
O
M
P201A
TO
P620B
CHANNEL 1
CHANNEL 2
CHANNEL 3
CHANNEL 4
CHANNEL 5
CHANNEL 6
CHANNEL 7
TO
C
H
1
P101A
TO
C
H
1
P102A
TO
C
H
2
P101A
TO
C
H
2
P102A
TO
C
H
3
P101A
TO
C
H
3
P102A
TO
C
H
4
P101A
TO
C
H
4
P102A
TO
C
H
5
P101A
TO
C
H
5
P102A
TO
C
H
6
P101A
TO
C
H
6
P102A
TO
C
H
7
P101A
TO
C
H
7
P102A
FR
O
M
P202A
TO FAN1
TO FAN2
TO FAN3
TO
P301A
TO P506B
FROM P207A
FROM P801A
FROM
P2A
FROM
P1A
TO P503B
FROM AC INLET
FROM FUSE
TO P4A
TO P3A
TO J901
FROM J204
TO
P619B
FR
O
M
P206B
FR
O
M
P302
TO
P701A
TO
P209B
TO
P208B
TO
P504B
TO
P505B
120 deg thermal breaker
P623B
2PIN2.54-C
P623B
2PIN2.54-C
1
2
P301A
12P2.0-A350B
P301A
12P2.0-A350B
1
2
3
4
5
6
7
8
9
10
11
12
P401B
12PIN2.0-C
P401B
12PIN2.0-C
1
2
3
4
5
6
7
8
9
10
11
12
P609B
MOLEX 26-01-1099
P609B
MOLEX 26-01-1099
1
2
3
4
5
6
7
8
9
P101A
MOLEX 41662
P101A
MOLEX 41662
1
2
3
4
5
6
7
8
9
P604B
MOLEX 26-01-1099
P604B
MOLEX 26-01-1099
1
2
3
4
5
6
7
8
9
J102
BINDDING POST
J102
BINDDING POST
1
2
P209B
5PIN3.96-C
P209B
5PIN3.96-C
1
2
4
5
3
P616B
MOLEX 26-01-1099
P616B
MOLEX 26-01-1099
1
2
3
4
5
6
7
8
9
J101
RCA
J101
RCA
1
2
P619B
MOLEX 26-01-1089
P619B
MOLEX 26-01-1089
1
2
3
4
5
6
7
8
t
TR1
T973MKII-B MAIN TRANSFORMER
t
TR1
T973MKII-B MAIN TRANSFORMER
1
2
14
3
4
5
6
7
8
9
10
11
13
15
16
17
P612B
MOLEX 26-01-1099
P612B
MOLEX 26-01-1099
1
2
3
4
5
6
7
8
9
P611B
MOLEX 26-01-1099
P611B
MOLEX 26-01-1099
1
2
3
4
5
6
7
8
9
J101
RCA
J101
RCA
1
2
CONTACTS UPSIDE
P602B
MOLEX 52207-1690
CONTACTS UPSIDE
P602B
MOLEX 52207-1690
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
T
P
902
115deg
T
H
ERMAL
CI
RCUI
T
B
REAKER
T
P
902
115deg
T
H
ERMAL
CI
RCUI
T
B
REAKER
1
2
P206B
12PIN2.0-C
P206B
12PIN2.0-C
1
2
3
4
5
6
7
8
9
10
11
12
T
P
904
115deg
T
H
ERMAL
CI
RCUI
T
B
REAKER
T
P
904
115deg
T
H
ERMAL
CI
RCUI
T
B
REAKER
1
2
FAN3
FAN
FAN3
FAN
1
2
R1A1
47
R1A1
47
T
P
901
115deg
T
H
ERMAL
CI
RCUI
T
B
REAKER
T
P
901
115deg
T
H
ERMAL
CI
RCUI
T
B
REAKER
1
2
J204
2PIN2.54
J204
2PIN2.54
1
2
P203B
10PIN2.54-A60B
P203B
10PIN2.54-A60B
2
3
4
1
5
6
7
8
9
10
P622B
2PIN2.54-C
P622B
2PIN2.54-C
1
2
P621B
2PIN2.54-C
P621B
2PIN2.54-C
1
2
J102
BINDDING POST
J102
BINDDING POST
1
2
P617B
MOLEX 26-01-1099
P617B
MOLEX 26-01-1099
1
2
3
4
5
6
7
8
9
J101
RCA
J101
RCA
1
2
P613B
MOLEX 26-01-1099
P613B
MOLEX 26-01-1099
1
2
3
4
5
6
7
8
9
D701
L-519EGW
D701
L-519EGW
C
G
R
T
P
903
115deg
T
H
ERMAL
CI
RCUI
T
B
REAKER
T
P
903
115deg
T
H
ERMAL
CI
RCUI
T
B
REAKER
1
2
P102A
MOLEX 41662
P102A
MOLEX 41662
1
2
3
4
5
6
7
8
9
R1A1
47
R1A1
47
J102
BINDDING POST
J102
BINDDING POST
1
2
P101A
MOLEX 41662
P101A
MOLEX 41662
1
2
3
4
5
6
7
8
9
P205B
FLEX CONNECTOR DIP16
P205B
FLEX CONNECTOR DIP16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
J101
RCA
J101
RCA
1
2
P201A
MOLEX 41662
P201A
MOLEX 41662
1
2
3
4
5
6
7
8
P501B
PCFS2508
P501B
PCFS2508
1
2
P4A
MOLEX_51144-0500
P4A
MOLEX_51144-0500
1
2
3
4
5
P204B
FLEX CONNECTOR DIP16
P204B
FLEX CONNECTOR DIP16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
J102
BINDDING POST
J102
BINDDING POST
1
2
P101A
MOLEX 41662
P101A
MOLEX 41662
1
2
3
4
5
6
7
8
9
J901
2PIN2.54
J901
2PIN2.54
1
2
P605B
MOLEX 26-01-1099
P605B
MOLEX 26-01-1099
1
2
3
4
5
6
7
8
9
FAN2
FAN
FAN2
FAN
1
2
J102
BINDDING POST
J102
BINDDING POST
1
2
R1A1
47
R1A1
47
P505B
MOLEX 43160-2104
P505B
MOLEX 43160-2104
1
2
3
4
CONTACTS UPSIDE
P601B
MOLEX 52207-1690
CONTACTS UPSIDE
P601B
MOLEX 52207-1690
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
P620B
MOLEX 26-01-1089
P620B
MOLEX 26-01-1089
1
2
3
4
5
6
7
8
P2A
MOLEX_51144-0200
P2A
MOLEX_51144-0200
1
2
U4
AC INLET
U4
AC INLET
P801A
2PIN2.54-A100B
P801A
2PIN2.54-A100B
2
1
P615B
MOLEX 26-01-1099
P615B
MOLEX 26-01-1099
1
2
3
4
5
6
7
8
9
R1A11
47
R1A11
47
W3
W3
P618B
12PIN2.0-A580B
P618B
12PIN2.0-A580B
2
3
4
1
5
6
7
8
9
10
11
12
F1
FUSE HOLDER
F1
FUSE HOLDER
J101
RCA
J101
RCA
1
2
P606B
MOLEX 26-01-1099
P606B
MOLEX 26-01-1099
1
2
3
4
5
6
7
8
9
J102
BINDDING POST
J102
BINDDING POST
1
2
J107
RCA
J107
RCA
1
2
P607B
MOLEX 26-01-1099
P607B
MOLEX 26-01-1099
1
2
3
4
5
6
7
8
9
P603B
10PIN2.54-C
P603B
10PIN2.54-C
1
2
3
4
5
6
7
8
9
10
11
12
S801
SDDLB1027U-RN
S801
SDDLB1027U-RN
1
2
P608B
MOLEX 26-01-1099
P608B
MOLEX 26-01-1099
1
2
3
4
5
6
7
8
9
P102A
MOLEX 41662
P102A
MOLEX 41662
1
2
3
4
5
6
7
8
9
P101A
MOLEX 41662
P101A
MOLEX 41662
1
2
3
4
5
6
7
8
9
P102A
MOLEX 41662
P102A
MOLEX 41662
1
2
3
4
5
6
7
8
9
J101
RCA
J101
RCA
1
2
R1A
47
R1A
47
P101A
MOLEX 41662
P101A
MOLEX 41662
1
2
3
4
5
6
7
8
9
P503B
2PIN2.54-C
P503B
2PIN2.54-C
1
2
P208B
MOLEX 43160-2105
P208B
MOLEX 43160-2105
1
2
3
4
5
W2
W2
P1A
MOLEX_44441-2004
P1A
MOLEX_44441-2004
1
2
3
4
P701A
3PIN2.54-C
P701A
3PIN2.54-C
1
2
3
FAN1
FAN
FAN1
FAN
1
2
P614B
MOLEX 26-01-1099
P614B
MOLEX 26-01-1099
1
2
3
4
5
6
7
8
9
P102A
MOLEX 41662
P102A
MOLEX 41662
1
2
3
4
5
6
7
8
9
J102
BINDDING POST
J102
BINDDING POST
1
2
R1A1
47
R1A1
47
P504B
2PIN3.96-C
P504B
2PIN3.96-C
1
2
R1A1
47
R1A1
47
P102A
MOLEX 41662
P102A
MOLEX 41662
1
2
3
4
5
6
7
8
9
P610B
MOLEX 26-01-1099
P610B
MOLEX 26-01-1099
1
2
3
4
5
6
7
8
9
P101A
MOLEX 41662
P101A
MOLEX 41662
1
2
3
4
5
6
7
8
9
P101A
MOLEX 41662
P101A
MOLEX 41662
1
2
3
4
5
6
7
8
9
P202A
MOLEX 41662
P202A
MOLEX 41662
1
2
3
4
5
6
7
8
P302
3PIN2.54-A100B
P302
3PIN2.54-A100B
2
3
1
P3A
MOLEX 44441-2005
P3A
MOLEX 44441-2005
1
2
3
4
5
P102A
MOLEX 41662
P102A
MOLEX 41662
1
2
3
4
5
6
7
8
9
P207A
6PIN2.54-A100B
P207A
6PIN2.54-A100B
2
3
4
1
5
6
P102A
MOLEX 41662
P102A
MOLEX 41662
1
2
3
4
5
6
7
8
9
P502B
KY250
P502B
KY250
1
2
P506B
6PIN2.0-C
P506B
6PIN2.0-C
1
2
3
4
5
6
W1
W1
- 7 -
WIRING DIAGRAM
Summary of Contents for T 975 C/AH
Page 21: ...T975 POWER LED BOARD POWER LED BOARD VM1 0 2006 05 18 D701 P701A 1 21 PCB LAYOUT...
Page 22: ...T975 SWITCH BOARD SWITCH BOARD VM1 0 2006 05 18 1 P801A S801 1 22 PCB LAYOUT...
Page 23: ...TP BOARD TP901 901 T975 TP BOARD VM1 0 2006 05 18 TP902 TP904 TP903 23 PCB LAYOUT...
Page 40: ...40 PACKING DIAGRAM...