1-26
HDW-750/750CE V1
1-10-7. AXM-24 Board
For the details of the functions of the switch S101 and S201 on the A side, refer to the operatin manual.
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The method of setting the input reference level on the AXM-24 board is different depending on the serial
numbers of the units (and also on the board number suffix of the AXM-24 board) as shown below.
Setting with the use of switch: : (Board suffix -15, -14)
Serial No. 10250 and higher, No. 20001 and higher
Serial No. 70332 and higher, No. 80001 and higher
Serial No. 40032 and higher
Ref No.
Address
Name
Description
Factory
setting
S202
(A-2/A side)
INPUT REFERENCE
Sets the input reference level.
+
4 dB
+
4 dB : Sets theinput reference level to
+
4 dB.
0 dB : Sets theinput reference level to 0 dB.
_
3 dB : Sets theinput reference level to
_
3 dB.
Setting by using mounting or not mounting the 0
Z
Z
Z
Z
Z
register : (Board suffix -13)
Serial No. 10225 through 10249
Serial No. 70263 through 70331
Serial No. 40001 through 40031
Ref No.
Name
Input level
+
+
+
+
+
4 dB (Factory setting)
0 dB
_
_
_
_
_
3 dB
R135
CH-1 INPUT
Mounted
Not Mounted
Not Mounted
R136
REFERENCE LEVEL
Not Mounted
Mounted
Not Mounted
R235
CH-2 INPUT
Mounted
Not Mounted
Not Mounted
R236
REFERENCE LEVEL
Not Mounted
Mounted
Not Mounted
Setting by opening or shorting the slit lands : (Board suffix -12)
Serial No. 10001 through 10224
Serial No. 70001 through 70262
Ref No.
Name
Input level
+
+
+
+
+
4 dB (Factory setting)
0 dB
_
_
_
_
_
3 dB
SL102
CH-1 INPUT
SHORT
OPEN
OPEN
SL103
REFERENCE LEVEL
OPEN
SHORT
OPEN
SL202
CH-2 INPUT
SHORT
OPEN
OPEN
SL203
REFERENCE LEVEL
OPEN
SHORT
OPEN
B
A
1
2
S202
C
R136
R236
R135
R235
B
A
1
2
C
SL202
SL203
SL103
SL102
S101
S201
+
4
0
_
3
AXM-24 board (A side/suffix : -15, -14)
+
4 dB
0 dB
_
3 dB
1-10. On-Board Switch/Slit Land Description
AXM-24 board (B side/suffix : -13, -12)
