Panasonic AJHD1700 AJHD1700 User Guide - Page 129

Printed Circuit Boards, Caution

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Connector signals PARALLEL REMOTE (50P) ENCODER REMOTE(15P) Refer to 50P IN/OUT ASSIGN on the function menu (page 75) for the connection pin signals. RS-232C (D-SUB 25-pin, crossover cable supported) Pin No. 1 2 3 4 5 6 7 20 Signal Description FG RXD Protective ground (frame ground) Received data (data is sent to PC) TXD CTS RTS DTR SG DSR Transmitted data (data is received from PC) Clear to send (shorted with pin 5) Request to send (shorted with pin 4) Data terminal ready (no processing) Signal ground Data set ready (+ voltage output after communication enable status) Pin No. 1 4 7 8 14 15 Signal FRAME GROUND REM (G) REM RX (X) REMOTE CONTROL PROTOCOL RECEIVE REM TX (X) REMOTE CONTROL PROTOCOL TRANSMIT REM RX (Y) REMOTE CONTROL PROTOCOL RECEIVE REM TX (Y) REMOTE CONTROL PROTOCOL TRANSMIT Printed circuit boards F1 board (ADDA) Switch No. What is set SW1 AUDIO INPUT IMPEDANCE SW This sets the CH1 audio input impedance. SW101 HIGH/600™ AUDIO INPUT IMPEDANCE SW This sets the CH2 audio input impedance. HIGH/600™ SW201 AUDIO INPUT IMPEDANCE SW This sets the CH3 audio input impedance. HIGH/600™ SW301 AUDIO INPUT IMPEDANCE SW This sets the CH4 audio input impedance. HIGH/600™ The underlining (__) denotes the factory setting mode. H3 board (CUE) Switch No. What is set SW101 CUE INPUT IMPEDANCE SW This sets the CUE input impedance. HIGH/600™ CAUTION: These servicing instructions are for use by qualified service personnel only. To reduce the risk of fire or electric shock do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so. 129

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CUE INPUT IMPEDANCE SW
This sets the CUE input impedance.
HIGH/600
™
129
Connector signals
PARALLEL REMOTE (50P)
Refer to 50P IN/OUT ASSIGN on the function menu
(page 75) for the connection pin signals.
ENCODER REMOTE(15P)
Pin No.
Signal
1
FRAME GROUND
4
REM (G)
7
REM RX (X)
REMOTE CONTROL PROTOCOL RECEIVE
8
REM TX (X)
REMOTE CONTROL PROTOCOL TRANSMIT
14
REM RX (Y)
REMOTE CONTROL PROTOCOL RECEIVE
15
REM TX (Y)
REMOTE CONTROL PROTOCOL TRANSMIT
RS-232C
(D-SUB 25-pin, crossover cable supported)
Pin No.
Signal
Description
1
FG
Protective ground (frame ground)
2
RXD
Received data (data is sent to PC)
3
TXD
Transmitted data (data is received
from PC)
4
CTS
Clear to send (shorted with pin 5)
5
RTS
Request to send (shorted with pin 4)
6
DTR
Data terminal ready (no processing)
7
SG
Signal ground
20
DSR
Data set ready (+ voltage output after
communication enable status)
Printed circuit boards
F1 board (ADDA)
Switch No.
What is set
SW1
SW101
AUDIO INPUT IMPEDANCE SW
This sets the CH2 audio input impedance.
HIGH/600
™
SW201
AUDIO INPUT IMPEDANCE SW
This sets the CH3 audio input impedance.
HIGH/600
™
SW301
AUDIO INPUT IMPEDANCE SW
This sets the CH4 audio input impedance.
HIGH/600
™
The underlining (__) denotes the factory setting mode.
AUDIO INPUT IMPEDANCE SW
This sets the CH1 audio input impedance.
HIGH/600
™
H3 board (CUE)
Switch No.
What is set
SW101
CAUTION:
These servicing instructions are for use by
qualified service personnel only.
To reduce the
risk of fire or electric shock do not perform any
servicing other than that contained in the
operating instructions unless you are qualified
to do so.