Sony CA-950 Manual

CAMERA ADAPTOR
CA-950
CA-950P
INSTALLATION AND MAINTENANCE MANUAL
1st Edition
Serial No. 10001 and Higher: CA-950 (JN)
Serial No. 40001 and Higher: CA-950P (CE)

CA-950/950P IMM
!WARNING
This manual is intended for qualified service personnel only.
To reduce the risk of electric shock, fire or injury, do not perform any servicing other than that
contained in the operating instructions unless you are qualified to do so. Refer all servicing to
qualified service personnel.
!WARNUNG
Die Anleitung ist nur für qualifiziertes Fachpersonal bestimmt.
Alle Wartungsarbeiten dürfen nur von qualifiziertem Fachpersonal ausgeführt werden. Um die
Gefahr eines elektrischen Schlages, Feuergefahr und Verletzungen zu vermeiden, sind bei
Wartungsarbeiten strikt die Angaben in der Anleitung zu befolgen. Andere als die angegeben
Wartungsarbeiten dürfen nur von Personen ausgeführt werden, die eine spezielle Befähigung
dazu besitzen.
!AVERTISSEMENT
Ce manual est destiné uniquement aux personnes compétentes en charge de l’entretien. Afin
de réduire les risques de décharge électrique, d’incendie ou de blessure n’effectuer que les
réparations indiquées dans le mode d’emploi à moins d’être qualifié pour en effectuer d’autres.
Pour toute réparation faire appel à une personne compétente uniquement.
CLASS 1
LASER PRODUCT
LASER KLASSE 1
PRODUKT
This camera adaptor is classified as a CLASS 1 LASER
PRODUCT.
The CLASS 1 LASER PRODUCT label is located on the
68-pin connector panel.
Laser Diode Properties
Material : In GaAsP
Wave length : 1310 nm
Emission duration : Pulse code modulation
Laser output power: _8 dBm

1 (E)
CA-950/950P IMM
Table of Contents
Manual Structure
Purpose of this manual ........................................................................................ 2 (E)
Relative manuals ................................................................................................. 2 (E)
Contents ............................................................................................................... 2 (E)
1. Installation Overview
1-1. Confirmation of ROM version ..............................................................1-1 (E)
1-2. Connectors and Cables..........................................................................1-2 (E)
1-2-1. Connector Input/Output Signals...........................................1-2 (E)
1-2-2. Wiring Diagrams for Cables ................................................1-7 (E)
1-2-3. Connection Connectors ........................................................1-8 (E)
1-2-4. Note in Connecting CCU Connector....................................1-8 (E)
1-3. Location of Printed Circuit Boards .......................................................1-9 (E)
1-4. Removal of Cabinet.............................................................................1-10 (E)
1-5. Internal Switches Setting.....................................................................1-11 (E)
1-5-1. IF-633 board.......................................................................1-11 (E)
1-5-2. DA-121 board.....................................................................1-12 (E)
1-5-3. AU-273/273P board ...........................................................1-13 (E)
2. Service Overview
2-1. Cleaning of Connector/Cable................................................................2-1 (E)
2-2. Cleaning of Dustproof Filter .................................................................2-2 (E)
2-3. Recommended Replacement Part .........................................................2-3 (E)

2 (E) CA-950/950P IMM
Manual Structure
Purpose of this manual This manual is the installation and maintenance manual for Camera Adaptor
CA-950/950P.
This manual is intended for use by trained system and service engineers, and
provides the installation and maintenance information that is necessary at the time of
primary service.
Relative manuals Besides this “installation and maintenance manual”, the following manuals are
available for this unit.
..
..
.Operation Manual (Supplied with this unit)
This manual is necessary for application and operation of this unit.
..
..
.Maintenance Manual Volume 1, Volume 2 (Available on request)
This manual describes the information items on maintenance, and items that
premise the service based on the components parts such as alignment, schematic
diagrams, board layouts and spare parts list.
If this manual is required, please contact your local Sony Sales Office/Service
Center.
Part number: 9-968-571-XX (Volume 1)
9-968-572-XX (Volume 2)
..
..
.“Semiconductor Pin Assignments” CD-ROM (Available on request)
This “Semiconductor Pin Assignments” CD-ROM allows you to search for
semiconductors used in Communication System Solutions Network Company
equipment.
Semiconductors that cannot be searched for on this CD-ROM are listed in the
service manual for the corresponding unit. The service manual contains a com-
plete list of all semiconductors and their ID Nos., and thus should be used together
with the CD-ROM.
Part number: 9-968-546-XX
Contents The following are summaries of all the sections for understanding the contents of
this manual.
Section 1 Installation Overview
Describes information about connector input/output signals, location of printed
circuit boards and internal switches setting.
Section 2 Service Overview
Describes information about cleaning procedures and recommended replacement
parts.

1-1 (E)
CA-950/950P IMM
Section 1
Installation Overview
1-1. Confirmation of ROM version
When connecting the peripheral equipment in the list below, be sure to check that
the version of ROM on each peripheral device is corresponding to the camera to be
connected.
If ROM version is lower than the specified below, be sure to perform ROM replace-
ment. (The ROM version of BVP-9500WS/9500WSP is already corresponding to
CA-950/950P.)
If ROM replacement is required, contact your local Sony Sales Office/Service
Center.
ROM version
Peripheral equipment Board name Ref No. ROM version
BVP-550/550P/550WSPK AT-95 IC36 Ver. 4.20 or higher
BVP-570/570WSPK AT-126 IC36 Ver. 1.30 or higher
BVP-550/550P/550WSPK
with BKP-5090 installed
BVP-950/950P/950WSPK AT-121 IC8, IC9 Ver. 1.30 or higher
MSU-700A CPU-293 IC5, IC6 Ver. 1.10 or higher
MSU-750 CPU-286 IC5, IC6 Ver. 1.10 or higher
CNU-700 AT-89 or AT-89A IC4, IC5 Ver. 3.20 or higher
CNU-500 AT-100 IC4, IC5 Ver. 2.80 or higher
n
It is easy to confirm the ROM version of BVP-550/550P/550WSPK, BVP-570/
570WSPK and BVP-950/950P/950WSPK on the viewfinder screen by following the
procedures below.
BVP-550/550P/550WSPK, BVP-570/570WSPK
1. Turn the DISP switch off.
2. Turn the power on while pressing the MENU SEL switch to indicate the version
on the viewfinder for about 3 seconds.
BVP-950/950P/950WSPK
1. While pressing the ENTER/CANCEL switch toward the ENTER side, set the
DISPLAY switch to MENU.
2. The maintenance menu is displayed and the version is indicated below the menu
item.

1-2 (E) CA-950/950P IMM
1-2. Connectors and Cables
1-2-1. Connector Input/Output Signals
..
..
.PROMTER **
**
*1/GENLOCK **
**
*2
BNC 75 Z1.0 V p-p
*1: In connection with CCU
*2: Standalone use
..
..
.TEST OUT
BNC 75 Z1.0 V p-p
..
..
.SERIAL IN/SERIAL OUT
BNC Based on SMPTE259M
REMOTE (8P FEMALE)
(External view)
No. Signal Specifications
1 TX (+) BVP SERIAL DATA
2 TX (_)
3 RX (+) RM SERIAL DATA*1,
4 RX (_) CA-905L IIC DATA*2
5 VIDEO (G) GND for VIDEO
6 POWER (+) OUT 10.5 V to 17 V,
500 mA (MAX)
7 POWER (_) OUT GND for +12 V
8 VIDEO (X) OUT VBS 1.0 V p-p, Zo = 75 Z
CHASSIS GND CHASSIS GND
*1 : Standalone use
*2 : In connection with CCU
RET CONT (6P FEMALE)
(External view)
No. Signal Specifications
1 INCOM 1 Zi >10 kZ
MIC ON/OFF IN ON: GND
OFF: OPEN
2 INCOM 2 Zi >10 kZ
MIC ON/OFF IN ON: GND
OFF: OPEN
3 GND
4 RET 3 ON/OFF IN Zi >10 kZ
ON: GND
OFF: OPEN
5 RET 1 ON/OFF IN Zi >10 kZ
ON: GND
OFF: OPEN
6 RET 2 ON/OFF IN Zi >10 kZ
ON: GND
OFF: OPEN
INCOM 1/2 (5P FEMALE)
(External view)
No. Signal Specifications
1 INCOM MIC _20 dBu
IN (Y) (CARBON MIC)
2 INCOM MIC _60 dBu
IN (X) (DYNAMIC MIC)
3 GND (PGM)
4 INCOM _20 dBu
RECEIVE OUT (with INCOM level control
set to mechanical center)
5 PGM 1/2 OUT _20 dBu
(with PGM level control
set to mechanical center)
1-2. Connectors and Cables

1-3 (E)
CA-950/950P IMM
AUDIO IN 1/2 (3P MALE)
(External view)
No. Signal Specifications
1 AUDIO IN (G) LINE (_20 dBu)/MIC (_60 dBu)
2 AUDIO IN (X) SELECTABLE
3 AUDIO IN (Y) High impedance balanced
(0 dBu = 0.775 Vrms)
DC IN (4P MALE)
(External view)
No. Signal Specifications
1 GND GND for DC (+)
2 NC No connection
3 NC No connection
4 DC (+) IN DC 10.5 V to 17 V
DC OUT (4P FEMALE)
(External view)
No. Signal Specifications
1 GND GND for UNREG
2 NC No connection
3 NC No connection
4 UNREG +12 V OUT DC 10.5 V to 17 V,
500 mA (MAX)
CCU (MALE)
(External view)
No. Signal Specifications
01 CA →CCU OPTICAL OUTPUT
_8.5 dB (Typ.)
02 CCU →CA OPTICAL INPUT
_20 dB (MIN)
1 CONTROL (CCU →CHU)
2 CONTROL (CHU →CCU)
3 POWER HOT STANBY : DC38 V
4 POWER COLD AC240 V
_POWER GND GND for POWER
01
34
21
02
1-2. Connectors and Cables

1-4 (E) CA-950/950P IMM
TRACKER (FEMALE)
(External view)
No. Signal Specifications
1 TRACKER R OUT (X) TRACKER RECEIVE
0 dBu unbalanced
2 TRACKER R OUT (G) GND for TRACKER R
3 GND (UNREG/TALLY) GND for UNREG/TALLY
4 R TALLY ON : GND
OFF : High impedance
5 PGM OUT (G) GND for PGM
6 UNREG +12 V (+10.5 to +17.0 V)
7 TRACKER T IN (X) TRACKER TALK
8 TRACKER T IN (Y) 0 dBu /_20 dBu
High impedance balanced
9 TRACKER T IN (G) GND for TRACKER T
10 PGM OUT (X) _20 dBu unbalanced
11 (Spare)
12 G TALLY ON : GND
OFF : High impedance
13 NC No connection
14 RX_DATA_IN (0) TRUNK DATA IN, RS232-C
15 RX_DATA_IN (1)
16 NC No connection
17 NC No connection
18 TX_DATA_OUT (0) TRUNK DATA OUT, RS232-C
19 TX_DATA_OUT (1)
20 GND (0 dBu = 0.775 Vrms)
5
1
2
6
11
16
3
7
12
17
4
8
13
9
14
18
20 19
15
10
1-2. Connectors and Cables

1-5 (E)
CA-950/950P IMM
No. Signal Specifications
35 UNREG GND GND for UNREG
36 UNREG GND GND for UNREG
37 VF UNREG GND GND for VF UNREG
38 LENS UNREG GND GND for LENS UNREG
39 UNREG OUT 10.5 V to 17 V
40 UNREG OUT 10.5 V to 17 V
41 VF UNREG OUT 10.5 V to 17 V
42 LENS UNREG OUT 10.5 V to 17 V
43 G IN (X) No connection
44 R/G/B GND No connection
45 VBS IN (X) 1.0 V p-p ±10 %, Zi = 75 Z
46 R-Y IN (X) No connection
47 Y/R-Y/B-Y GND No connection
48 RET R-Y OUT (X) 0.7 V p-p, Zo = 75 kZ
49 C GND No connection
50 VBS GENLOCK OUT (G) GND for GENLOCK
51 RET VIDEO OUT (X) 1.0 V p-p, Zo = 75 Z
52 MONITOR VIDEO IN (G) GND for MONITOR VIDEO
53 VTR START/STOP IN Zi <10 kZ
54 NC No connection
55 MIC IN (G) GND for CAM MIC
56 MIC IN (X) Zi >600 Z,
_60 dBu balanced
57 NC No connection
58 NC No connection
59 AUDIO LEVEL OUT No connection
60 NC No connection
61 V RESET OUT/CF IN No connection
62 REC TALLY OUT No connection
63 VTR SAVE IN No connection
64 GND
65 CA (CONT/DATA) No connection
66 COM DATA IN 5 V p-p
67 IIC DATA IN/OUT (CA) 5 V p-p, 4700 Z, Pull up
68 IIC DATA IN/OUT (ST) No connection
(0 dBu = 0.775 Vrms)
1
35
34
68
No. Signal Specifications
1 UNREG GND GND for UNREG
2 UNREG GND GND for UNREG
3 VF UNREG GND GND for VF UNREG
4 LENS UNREG GND GND for LENS UNREG
5 UNREG OUT 10.5 V to 17 V
6 UNREG OUT 10.5 V to 17 V
7 VF UNREG OUT 10.5 V to 17 V
8 LENS UNREG OUT 10.5 V to 17 V
9 R IN (X) No connection
10 B IN (X) No connection
11 VBS IN (G) GND for VBS VIDEO
12 Y IN (X) No connection
13 B-Y IN (X) No connection
14 RET B-Y OUT (X) 0.7 V p-p, Zo = 75 Z
15 C IN (X) No connection
16 VBS GENLOCK OUT (X) 1.0 V p-p ±6 dB, Zo = 75 Z
17 RET VIDEO OUT (G) GND for RET VIDEO
18 MONITOR VIDEO IN (X) VS 1 Vp-p, Zi = 75 kZ
19 BATTERY ALARM OUT Zo = 220 Z
20 NC No connection
21 AUDIO CH1 CONT IN 0 V (0 dB) to 7 ±0.5V
(_50 dB)
22 MIC IN (Y) Zi >600 Z,
_60 dBu balanced
23 NC No connection
24 SKIN TONE GATE IN No connection
25 TAPE REM OUT No connection
26 VTR SYNC IN No connection
27 RET EN IN ENABLE; 0 V,
DISABLE; OPEN
28 PB REF OUT PB; +5.0 V, CAM; 0 V
29 H CONT OUT 0 V to 5 V,
Max frequency at 5 V
30 ANALOG GND
31 DIGITAL HD IN 3.3 V p-p for Digital
32 COM CONT OUT 5 V p-p
33 IIC CLOCK IN (CA) 5 V p-p
34 IIC CLOCK IN (ST) 5 V p-p
1-2. Connectors and Cables
CAMERA (68P MALE)
For Analog Interface (upper side)
(External view)

1-6 (E) CA-950/950P IMM
1
35
34
68
No. Signal Specifications
35 G/Y (1) IN
36 G/Y (3) IN
37 G/Y (5) IN 3.3 V p-p to 2.5 V p-p
38 G/Y (7) IN
39 G/Y (M) IN
40 R/R-Y (1) IN
41 R/R-Y (3) IN
42 R/R-Y (5) IN 3.3 V p-p to 2.5 V p-p
43 R/R-Y (7) IN
44 R/R-Y (M) IN
45 B/B-Y (1) IN
46 B/B-Y (3) IN
47 B/B-Y (5) IN 3.3 V p-p to 2.5 V p-p
48 B/B-Y (7) IN
49 B/B-Y (M) IN
50 DIGITAL GND GND for DIGITAL
51 SAMPLE IN/CONT1 3.3 V p-p to 2.5 V p-p
52 DIGITAL VD IN 3.3 V p-p to 2.5 V p-p
53 CF IN/CONT2 3.3 V p-p to 2.5 V p-p
54 DIGITAL SKIN GATE IN 3.3 V p-p to 2.5 V p-p
55 L2 (1) IN
56 L2 (3) IN
57 L2 (5) IN 3.3 V p-p to 2.5 V p-p
58 L2 (7) IN
59 L2 (M) IN
60 DIGITAL GND GND for DIGITAL
61 H REF OUT 3.3 V p-p
62 L3 (1) IN
63 L3 (3) IN
64 L3 (5) IN 3.3 V p-p to 2.5 V p-p
65 L3 (7) IN
66 L3 (M) IN
67 27 MHz IN (X) 3.3 V p-p to 2.5 V p-p
68 18 MHz IN (X) 3.3 V p-p to 2.5 V p-p
No. Signal Specifications
1 G/Y (L) IN
2 G/Y (2) IN
3 G/Y (4) IN 3.3 V p-p to 2.5 V p-p
4 G/Y (6) IN
5 G/Y (8) IN
6 R/R-Y (L) IN
7 R/R-Y (2) IN
8 R/R-Y (4) IN 3.3 V p-p to 2.5 V p-p
9 R/R-Y (6) IN
10 R/R-Y (8) IN
11 R/B-Y (L) IN
12 R/B-Y (2) IN
13 R/B-Y (4) IN 3.3 V p-p to 2.5 V p-p
14 R/B-Y (6) IN
15 R/B-Y (8) IN
16 DIGITAL GND GND for DIGITAL
17 DIGITAL BLANKING IN No connection
18 DIGITAL SYNC IN No connection
19 DIGIRAL GND GND for DIGITAL
20 VF CHARA IN 3.3 V p-p to 2.5 V p-p
21 L2 (L) IN
22 L2 (2) IN
23 L2 (4) IN 3.3 V p-p to 2.5 V p-p
24 L2 (6) IN
25 L2 (8) IN
26 DIGITAL GND GND for DIGITAL
27 L3 (L) IN
28 L3 (2) IN
29 L3 (4) IN 3.3 V p-p to 2.5 V p-p
30 L3 (6) IN
31 L3 (8) IN
32 NC No connection
33 27 MHz (G) GND for 27 MHz
34 18 MHz IN (G) GND for 18 MHz
1-2. Connectors and Cables
CAMERA (68P MALE)
For Digital Interface (lower side)
(External view)

1-7 (E)
CA-950/950P IMM
1-2-2. Wiring Diagrams for Cables
CCA-5 Cable
(Outer sheath color : White)
REMOTE Cable (supplied with RM-B150)
(Outer sheath color : Black)
1
287
63
5
4
1
287
63
5
4
Black
Red
Red
Brown
BrownBrown
White
White
White
Orange
8P CONNECTOR(MALE)
(WIRING SIDE) 8P CONNECTOR(MALE) (WIRING SIDE)
Black
Red
Brown
White
White
White
8P CONNECTOR(MALE)
(WIRING SIDE) 8P CONNECTOR(MALE) (WIRING SIDE)
1
287
63
5
4
1
287
63
5
4
1-2. Connectors and Cables

1-8 (E) CA-950/950P IMM
1-2-3. Connection Connectors
Connection made with the connector panels during instal-
lation or service, should be made with the connectors/
complete cable assemblies specified in the following list,
or equivalent parts.
Connector Name Connection Connectors/Cables
PROMPTER/GENLOCK 1-569-370-12 Connector, BNC
TEST OUT
(BNC)
SERIAL IN 1-569-370-12 Connector, BNC or
SERIAL OUT BELDEN 8281 cable equivalent
(BNC)
RET CONT 1-560-078-00 Plug, 6P Male or
(6P FEMALE) HIROSE HR10-7PA-6P equivalent
REMOTE 1-766-848-11 Plug, 8P Male or
(8P FEMALE) CCA-5 cable assembly (option)*2
CCA-5-10 (10 m)/CCA-5-3 (3 m)or
REMOTE cable 1-783-372-11
(supplied with RM-B150, 10 m) *1 *2
INCOM 1/2 1-508-370-11 XLR, 5P Male or
(5P FEMALE) CANNON XLR-5-12C equivalent
AUDIO IN 1/2 1-508-083-00 XLR, 3P Female or
(3P MALE) CANNON XLR-3-11C equivalent
DC IN 1-508-362-00 XLR, 4P Female or
(4P MALE) CANNON XLR-4-11C equivalent or
Cable assembly (supplied with AC-550)
1-551-577-00
DC OUT 1-566-425-11 Plug, 4P Male or
(4P FEMALE) HIROSE HR10A-7P-4P equivalent
TRACKER HIROSE HR25-9P-20P equivalent
(20P FEMALE)
*1: Use of REMOTE cable enables to monitor video signals.
*2: If using a cable of length different from a standard product, consult your
local Sony Sales Office/Service Center.
1-2-4. Note in Connecting CCU Connector
Before connecting this unit to the camera control unit, it is
recommendable to clean the following optical contact
portions.
For details on a cleaning method, refer to Section 2-1
“Cleaning of Connector/Cable”.
.CCU connector of this unit
.CAMERA connector of the camera control unit
.Optical/Electrical cable
1-2. Connectors and Cables

1-9 (E)
CA-950/950P IMM
MB-726
DPR-148 IF-633
DA-121
LP-112
AU-273/273P
PS-538
SDI-30
CN-1910
CN-1911
CN-1913
CN-1909
SW-1005
SW-1007
SW-1006/1006P
CN-1912
TX-63
RX-42
CN-1705
AC/DC
converter
CN-1735
1-3. Location of Printed Circuit Boards
1-3. Location of Printed Circuit Boards

1-10 (E) CA-950/950P IMM
1-4. Removal of Cabinet
Right side panel
To remove the right side panel, loosen the four screws.
Left side panel
1. Loosen the four screws, and pull out the left side panel from the main unit.
2. Remove the connectors (CN7, CN8, CN301, CN304) of the SDI-30 board, and remove the left side
panel.
n
When installing, connect each connector (CN7, CN8, CN301, CN304) properly as shown in the figure
below.
Top panel
Remove the six screws (B3 x8, B3 x6) and the two fixing posts, and disconnect the connector as shown
below.
1-4. Removal of Cabinet
B4 x12
B4 x12
B3 x8
B4 x12
B4 x12
B3 x8
B3 x6
SERIAL IN
CN7
CN8
SERIAL OUT
SDI-30 board
CN301
CN304
Top panel
Left side panel
Right side panel
Fixing posts
Connector

1-11 (E)
CA-950/950P IMM
1-5. Internal Switches Setting
1-5-1. IF-633 board
Ref. No. Switch name Description Factory setting
S1-1 to 4 TEST OUT SELECT Refer to the operation manual. S1-1: OFF
S1-2 to 4: ON
S200-1 _Factory use OFF
S200-2 RET/SDI SEL ON: With return video selector such as CAC-6 connected to the OFF
RET CONT connector, switching this switch ON can select the
SERIAL OUT signal.
To switch the SERIAL OUT output, use the control button of the
return video selector.
The setup menu for CCU determines the selection of signals.
n
With this switch set to ON, the return video selector functions only
for selecting the SERIAL OUT signal, and it cannot select the return
signal output to VF or TEST OUT of this unit.
To select the return signal output to VF or TEST OUT of this
unit, use the return video selection switch on the rear panel of this
unit, or on the camera handle, or the side of the camera.
OFF: Normal mode.
S201-1, 2,4 _Factory use OFF
S201-3 *SETUP Sets ON or OFF the setup function of the return video signal to be OFF
output to VF or TEST OUT.
ON: Setup of 7.5 IRE is available.
OFF: Setup is unavailable.
*: Only used for CA-950, not for CA-950P.
S1
S200
S201 CN1
A
B
C
D
1
234
IF-633 board (A side)
1-5. Internal Switches Setting

1-12 (E) CA-950/950P IMM
1-5-2. DA-121 board
Ref. No. Switch name Description Factory setting
S1-1 PGM Turns on and off the function to monitor the PGM (program audio) ON
by the earphone
ON: Monitoring is enabled
OFF: Monitoring is disabled
S1-2 INCOM 2 Turns on and off the function to monitor the INCOM 2 intercom audio OFF
by the earphone
ON: Monitoring is enabled
OFF: Monitoring is disabled
S1-3 INCOM 1 Turns on and off the function to monitor the INCOM 1 intercom audio OFF
by the earphone
ON: Monitoring is enabled
OFF: Monitoring is disabled
S1-4 MIC1 Turns on and off the function to output the MIC1 input audio by the OFF
earphone.
ON: Monitoring is enabled
OFF: Monitoring is disabled
S51 MIC1 SELECT Refer to the operation manual. REAR
FRONT/REAR
S53 MIC +12 V Sets MIC POWER +12 V ON or OFF. OFF
When using AB POWERING +12 V microphone, set ON.
n
When MIC POWER switch on the rear panel is set to OFF or +48 V,
the power cannot be supplied even if this switch is turned ON.
S301 MIC TEST Refer to the operation manual. OFF
S1
S51
S301
S53
CN1
A
B
C
D
E
F
G
H
1 2 3 45
DA-121 board (A side)
1-5. Internal Switches Setting

1-13 (E)
CA-950/950P IMM
1-5-3. AU-273/273P board
Ref. No. Switch name Description Factory setting
S140-1 *INCOM1 Selects the method of outputting INCOM and PGM of the INCOM1 OFF
PGM MIX connector by the combination of S160-1, S160-3 and S246-1
switches. (See the figure below.)
S140-2 *INCOM2 Selects the method of outputting INCOM and PGM of the INCOM2 OFF
PGM MIX connector by the combination of S154-2, S154-4 and S346-2
switches. (See the figure below.)
S140-3 RTS2 TO PGM1 (for AU-273) ON : Mixes RTS2 TALK line to PGM1. (for AU-273) OFF
RTS2 TO TRACKER (for AU-273P) ON : Mixes RTS2 TALK line to TRACKER. (for AU-273P)
OFF : Normal mode
S140-4 RTS1 TO PGM2 (for AU-273) ON : Mixes RTS1 TALK line to PGM2. (for AU-273) OFF
RTS1 TO PGM (for AU-273P) ON : Mixes RTS1 TALK line to PGM. (for AU-273P)
OFF : Normal mode
* : Only used for AU-273. For AU-273P, always set to OFF.
INCOM/PGM MIX mode select switches (for AU-273 only)
INCOM1 S140-1 S160-1 S160-3 S246-1 S246-3 Description
INCOM2 S140-2 S154-2 S154-4 S346-2 S346-4
OFF ON OFF OFF ON INCOM and PGM are output
independently
(Factory setting)
OFF ON ON ON ON Mixed signal of INCOM and PGM
is output as INCOM and PGM
outputs. INCOM level control
knob adjusts INCOM audio level
and PGM level control knob
adjusts the PGM audio level.
ON OFF ON OFF ON Mixed signal of INCOM and PGM
is output as INCOM and PGM
outputs. INCOM level control
knob adjusts mixed signal level of
the INCOM and PGM, and PGM
level control knob adjusts the
balance between them.
S140
S154
S160
S246
S269
S346
S389
S406
S555
S580
S601
S624
S701
S724
A
B
C
D
3 2 1
CN1
AU-273/273P board (A side)
INCOM
PGM
INCOM
OUT
PGM
OUT
INCOM
PGM
INCOM
OUT
PGM
OUT
INCOM
PGM
INCOM
OUT
PGM
OUT
1-5. Internal Switches Setting

1-14 (E) CA-950/950P IMM
INCOM SELECT switch (S160, S246, S154, S346) (for AU-273)
Ref. No. Switch name Description Factory setting
S160 INCOM1 LEFT Selects output of INCOM1 to the left ear.
SELECT
S160-1 PGM1/2*1Turns PGM1/2 ON or OFF.*3ON
S160-2 PGM1*2Turns PGM1 ON or OFF.*3OFF
S160-3 INCOM1 Turns INCOM1 ON or OFF.*3OFF
S160-4 INCOM2 Turns INCOM2 ON or OFF.*3OFF
S246 INCOM1 RIGHT Selects output of INCOM1 to the right ear.
SELECT
S246-1 PGM1/2*1Turns PGM1/2 ON or OFF.*3OFF
S246-2 PGM1*2Turns PGM1 ON or OFF.*3OFF
S246-3 INCOM1 Turns INCOM1 ON or OFF.*3ON
S246-4 INCOM2 Turns INCOM2 ON or OFF.*3OFF
S154 INCOM2 LEFT Selects output of INCOM2 to the left ear.
SELECT
S154-1 PGM1/2*1Turns PGM1/2 ON or OFF.*3OFF
S154-2 PGM1*2Turns PGM1 ON or OFF.*3ON
S154-3 INCOM1 Turns INCOM1 ON or OFF.*3OFF
S154-4 INCOM2 Turns INCOM2 ON or OFF.*3OFF
S346 INCOM2 RIGHT Selects output of INCOM2 to the right ear.
SELECT
S346-1 PGM1/2*1Turns PGM1/2 ON or OFF.*3OFF
S346-2 PGM1*2Turns PGM1 ON or OFF.*3OFF
S346-3 INCOM1 Turns INCOM1 ON or OFF.*3OFF
S346-4 INCOM2 Turns INCOM2 ON or OFF.*3ON
*1: In PGM1/2 setting, PGM1 or PGM2 is output by the PGM1/PGM2 switch on the rear panel. (See the figure below.)
*2: In the PGM1 setting, PGM1 is output regardless of the PGM1/PGM2 switch on the rear panel. (See the figure below.)
*3: Volume is adjustable by level controls for each of INCOM and PGM on the rear panel.
1-5. Internal Switches Setting
PGM1
S160-1
(S246-1)
S160-2
(S246-2)
S154-2
(S346-2)
S154-1
(S346-1)
PGM1/PGM2 switch
(Rear panel)
PGM2
INCOM1
LEFT (RIGHT) OUT
INCOM2
LEFT (RIGHT) OUT
PGM level control
(Rear panel, Left side)
PGM level control
(Rear panel, Right side)

1-15 (E)
CA-950/950P IMM
PGM1
S160-2
(S246-2)
S154-2
(S346-2)
PGM1/PGM2 switch
(Rear panel)
PGM2
INCOM1
LEFT (RIGHT) OUT
INCOM2
LEFT (RIGHT) OUT
PGM level
control
(Rear panel)
INCOM SELECT switch (S160, S246, S154, S346) (for AU-273P)
Ref. No. Switch name Description Factory setting
S160 INCOM1 LEFT Selects output of INCOM1 to the left ear.
SELECT
S160-1 TRACKER Turns TRACKER ON or OFF*2OFF
S160-2 PGM1/2*1Turns PGM1/2 ON or OFF*2ON
S160-3 ENG Turns ENG ON or OFF*2OFF
S160-4 PROD Turns PROD ON or OFF*2OFF
S246 INCOM1 RIGHT Selects output of INCOM1 to the right ear.
SELECT
S246-1 TRACKER Turns TRACKER ON or OFF*2ON
S246-2 PGM1/2*1Turns PGM1/2 ON or OFF*2ON
S246-3 ENG Turns ENG ON or OFF*2ON
S246-4 PROD Turns PROD ON or OFF*2ON
S154 INCOM2 LEFT Selects output of INCOM2 to the left ear.
SELECT
S154-1 TRACKER Turns TRACKER ON or OFF*2OFF
S154-2 PGM1/2*1Turns PGM1/2 ON or OFF*2ON
S154-3 ENG Turns ENG ON or OFF*2OFF
S154-4 PROD Turns PROD ON or OFF*2OFF
S346 INCOM2 RIGHT Selects output of INCOM2 to the right ear.
SELECT
S346-1 TRACKER Turns TRACKER ON or OFF*2ON
S346-2 PGM1/2*1Turns PGM1/2 ON or OFF*2ON
S346-3 ENG Turns ENG ON or OFF*2ON
S346-4 PROD Turns PROD ON or OFF*2ON
*1: In PGM1/2 setting, PGM1 or PGM2 is output by the PGM1/PGM2 switch on the rear panel. (See the figure below.)
*2: Volume is adjustable by a level control for each of TRACKER, PGM, ENG and PROD on the rear panel.
1-5. Internal Switches Setting

1-16 (E) CA-950/950P IMM
Ref. No. Switch name Description Factory setting
S269 RTS1 Sets when connecting RTS kit to INCOM1 connector. NORM
RTS: Can use RTS CH1 as INCOM1 connector
NORM: Normal mode
S389 RTS2 Sets when connecting RTS kit to INCOM2 connector. NORM
RTS: Can use RTS CH2 as INCOM2 connector
NORM: Normal mode
S406-1 PGM1 TO ON: Mixes PGM1 to TRACKER. ON
TRACKER OFF: Does not mix.
S406-2 PGM2 TO ON: Mixes PGM2 to TRACKER. OFF
TRACKER OFF: Does not mix.
S406-3 INCOM2 R TO ON: Mixes INCOM2 RECEIVE to TRACKER. OFF
TRACKER (for AU-273) OFF: Does not mix.
PROD R TO ON: Mixes PROD RECEIVE to TRACKER. ON
TRACKER (for AU-273P) OFF: Does not mix.
S406-4 INCOM2 T TO ON: Mixes INCOM2 TALK to TRACKER. OFF
TRACKER (for AU-273) OFF: Does not mix.
PROD T TO ON: Mixes PROD TALK to TRACKER. ON
TRACKER (for AU-273P) OFF: Does not mix.
S555 TRACKER (T) 0/_20 Selects TRACKER TALK level of TRACKER connector. 0 (0 dBu)
0: 0 dBu (Standard)
_20:_20dBu (Use this when input level is low.)
(0 dBu = 0.775 Vrms)
S580-1*TRACKER TO ON: Mixes TRACKER to INCOM1 RECEIVE. ON (for AU-273)
INCOM1 R OFF: Does not mix. OFF (for AU-273P)
S580-2*TRACKER TO ON: Mixes TRACKER to INCOM2 RECEIVE. OFF
INCOM2 R OFF: Does not mix.
S580-3 TRACKER TO ON: Mixes TRACKER to INCOM1 TALK. ON
INCOM1 T OFF: Does not mix.
S580-4 TRACKER TO ON: Mixes TRACKER to INCOM2 TALK. ON
INCOM2 T OFF: Does not mix.
S601 INCOM1 Refer to the operation manual. CM (Carbon)
CM/DYM (Panel)
S701 INCOM2 Refer to the operation manual. CM (Carbon)
CM/DYM (Panel)
S624 GAIN (Panel) Refer to the operation manual. 0 (0 dB)
S724 GAIN (Panel) Refer to the operation manual. 0 (0 dB)
* : Only used for AU-273. For AU-273P, always set to OFF.
1-5. Internal Switches Setting