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MATRIX SWITCHER
PVS-1240S
Operating Instructions
Thank you for purchasing this Sony product. Please be sure
to read this manual before using this product. After reading,
keep the manual in a safe place for future reference.
Table of Contents
Warning ....................................................................................... 2
Precautions .................................................................................. 3
Dimensions .................................................................................. 4
Block diagram ............................................................................. 4
Location and functions of parts ................................................ 5
Using the memory functions .................................................... 7
REMOTE parallel input port ................................................... 10
RS-232C port .............................................................................. 11
Troubleshooting guide ............................................................. 12
Specifications ............................................................................. 13
Features
PVS-1240S is the matrix switcher that has twelve inputs and
four outputs.
A/V 12-Input 4-Output Full-Matrix Functions
Composite-video-signal and audio (stereo) consists of 1 to
12 channels for input and 1 to 4 channels for output. For
S-video (Y/C) is available in 1 to 4 for both input and
output channels. Signals from any input channel can be
routed to any, some or all of the output channels.
Memory Functions
Settings made using the Crosspoint buttons can be stored in
nonvolatile memory and retrieved as required.
C 1998 by Sony Sound Tec Corporation
Remote and RS-232C Ports
The REMOTE parallel port allows you make settings from
an external location the same as with the Crosspoint
buttons. The RS-232C port is provided to control the PVS-
1240S from the SRP-C5000 system controller or a PC.
Reference Signals
This unit equips a reference video terminal for synchronized
switching without momentary deterioration of picture
quality.
LOCK Switch
Use this switch to prevent against inadvertent operation.
2-346-506-11 (1)
1
Printed in Japan
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Table of Contents
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Summary of Contents for Sony PVS-1240S
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Page 1: Table Of Contents
Troubleshooting guide ............. 12 Specifications ................13 Features Remote and RS-232C Ports PVS-1240S is the matrix switcher that has twelve inputs and four outputs. The REMOTE parallel port allows you make settings from an external location the same as with the Crosspoint A/V 12-Input 4-Output Full-Matrix Functions buttons. -
Page 2: Warning
WARNING English Svenska WARNING VARNING To prevent fire or shock hazard, do not expose the unit Utsätt inte apparaten för regn och fukt för att undvika top rain or moisture. riskerna för brand och/eller elektriska stötar. To avoid electrical shock, do not open the cabinet. Refer Öppna inte höljet. -
Page 3: Precautions
When shipping the unit for repair work or to another location, repack it as it was. If you have any questions or problems concerning your unit, please contact your nearest Sony dealer. -
Page 4: Dimensions
Dimensions Unit : mm INPUT POWER AV SEPARATE REMOTE MEMORY NUMBER MEMORY RECALL STORE ENTER NUMBER ON/STANDBY MATRIX SWITCHER PVS-1240S Block Diagram RS-232C REMOTE VIDEO REFERENCE INPUT OUTPUT 1 AUDIO(PHONO) V.SYNC CONTROL –10dBu VIDEO S-VIDEO LOCK OUTPUT 2 (SAME AS OUTPUT 1) -
Page 5: Location And Functions Of Parts
MEMORY RECALL STORE ENTER NUMBER ON/STANDBY MATRIX SWITCHER PVS-1240S 1 POWER Switch 6 A/V SEPARATE Indicator Press to turn this unit on/off. The indicator lights up when the A/V SEPARATE function is used from the control signal via the RS-232C port. -
Page 6: Rear Panel
2 VIDEO INPUT Connectors 7 RS-232C Serial Input/Output Port Accept composite video signals. Use this port to control the PVS-1240S using the SRP- C5000A system controller or a PC. 3 REF IN (Reference Video Input) Connectors The video signals are switched by being synchronized... -
Page 7: Using The Memory Functions
Using the Memory Functions Storing Settings in Memory Setting specified using the Crosspoint buttons of this unit can be stored in memory by using the memory buttons on the front panel or via the RS-232C interface. Up to 50 patterns (MEMORY NUMBERs 01 to 50) can be stored in memory. Basic Operation Specify your settings for each input/output Display... - Page 8 Using the Memory Functions (continued) MEMORY RECALL Stored settings can be called from memory using the MEMORY buttons on the front panel or via the RS-232C interface. Basic Operation Press the RECALL button. Display The latest MEMORY NUMBER will appear in the MEMORY NUMBER display, and the corresponding Crosspoint buttons will blink.
- Page 9 LAST MEMORY With the PVS-1240S, the LAST MEMORY function is always active so that the latest settings can be restored. Use this function if this unit was unintentionally set to Standby mode from power ON, or if the POWER switch was set to OFF by mistake. The previous settings will be restored when this unit is switched ON next time.
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Page 10: Remote Parallel Input Port
REMOTE Parallel Input Port Functions of the REMOTE Port The Crosspoint buttons of the PVS-1240S can be set from an external location using a device connected via the REMOTE port. The OFF buttons cannot be operated via the REMOTE port. -
Page 11: Rs-232C Port
RS-232C Port The PVS-1240S can be controlled from equipment with the RS-232C port, such as the SRP-C5000 system controller, or from a personal computer via its RS-232C port. Data Format Data format is set as follows: For communication protocol, refer to the separate “PVS-1240S RS-232C Interface Manual” available from a Sony office in your area. -
Page 12: Troubleshooting Guide
RS-232C Port (continued) A/V SEPARATE Function This function is available with the data only through the RS-232C port. Normally when switching a Crosspoint, audio and video signals are switched together. Using the A/V SEPARATE function allows you to switch the audio signal separately from the video signal. For example, routing background music from a CD player while displaying pictures on a projector can be easily accomplished. -
Page 13: Specifications
Specifications Audio Input/output connector Connector Type Number of channels Impedance Reference level Max. level AUDIO IN Phono jack 12 [stereo] 47 kΩ –10 dBu +16 dBu 470 Ω AUDIO OUT Phono jack 4 [stereo] –10 dBu +16 dBu 0 dBs=0.775 V Frequency characteristics: 20 Hz to 20 kHz Frequency characteristics: 50 Hz to 10 MHz ±0.5 dB +0.1/–0.5 dB...