1-8 (E)
BDX-E1000
1-7. Internal Switches and Indicators
1-7. Internal Switches and Indicators
1-7-1. APR-25 Board
n
The addresses on the board are shown by ( ) marks.
[Switch]
S101, S201, S301, S401 :
INPUT REFERENCE LEVEL select switches
Select the reference level of the analog audio input CH1 to
CH4 respectively.
Reference level
+
+
+
+
+
4 dBm0 dBm
_
_
_
_
_
3 dBm
CH1
S101(J-12)
+
4
0
_
3
+
4
CH2
S201(J-11)
+
4
0
_
3
+
4
CH3
S301(J-9)
+
4
0
_
3
+
4
CH4
S401(J-8)
+
4
0
_
3
+
4
n
When the factory setting is changed, perform the adjust-
ment in accordance with “2-3. APR-25 Board Adjustment”
in the Maintence Manual.
S102, S202, S302, S402:
INPUT HEADROOM select switches
Select the headroom of the analog audio input CH1 to CH4
respectively.
Headroom
20 dB 18 dB 16 dB
CH1
S102(H-13) 20
18
16
20
CH2
S202(H-11) 20
18
16
20
CH3
S302(H-10) 20
18
16
20
CH4
S402(H-9)
20
18
16
20
n
When the factory setting is changed, perform the adjust-
ment in accordance with “2-3. APR-25 Board Adjustment”
in the Maintence Manual.
S532, S632 : OUTPUT REFERENCE LEVEL select switches
Select the reference level of the monitor output LCH/RCH
respectively.
Reference level
+
+
+
+
+
4 dBm 0 dBm
_
_
_
_
_
3 dBm
_
_
_
_
_
20 dBm
LCH
S532(E-10)
+
4
0
_
3
_
20
+
4
RCH
S632(D-10)
+
4
0
_
3
_
20
+
4
n
When the factory setting is changed, perform the adjust-
ment in accordance with “2-3. APR-25 Board Adjustment”
in the Maintence Manual.
S531, S631 : OUTPUT HEADROOM select switches
Select the headroom of the monitor output LCH/RCH
respectively.
Headroom
20 dB 18 dB 16 dB
LCH
S531(D-10) 20
18
16
20
RCH
S631(B-10) 20
18
16
20
n
When the factory setting is changed, perform the adjust-
ment in accordance with “2-3. APR-25 Board Adjustment”
in the Maintence Manual.
S501 (E-8), S502 (E-8), S903 (E-7), S904 (C-5) :
Factory use only
Factory setting :
S501
S502
S903
S904
DEC
DECLR/DECBCK
DEC
DEC
n
Be sure to use these switches with factory setting.
S902 (M-7) :
Serial number 10001 to 10030
: Unassigned
Serial number 10031 and higher : Not mounted
S905 (G-10) : Factory use only
Factory setting : ON
n
Be sure to use this switch with factory setting.
1
A
B
C
D
E
F
G
H
J
2
3
4
5
6
D909
D916
7
8
9
10
11
12
13
D924
D917
S906
S631
S632
S531
S532
S502
S501
S401
S402
S302
S202
S102
S905
S301
S201
S101
S903
S904
A side (Component side)
Channel Switch
Factory setting
Factory setting
Channel Switch
Channel Switch
Factory setting
Channel Switch
Factory setting
