Sony HDW-F500 Maintenance Manual page 164

Hd digital videocassette recorder
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4-3. Maintenance Menu
4-3-6. OTHERS Check
[F3] (RS232C STATUS) Key :
Indicates the status of RS-232C. Also, performs set up the
flow control and the communication speeds necessary in
ISR.
n
This is the menu for ISR.
How to set up speeds (baud rate) / flow control:
(1) Press
and
keys to move the cursor to the item
that you want to change the set up.
(2) Use [+] and [_] keys to indicate the set up that you
want.
(3) To save the set up data, press [F1] key to enter to
NVRAM CONTROL menu and execute SAVE ALL
DATA command.
(4) Meanings of the indications are as follows:
1 Select speeds from following five options:
1200, 2400, 4800, 9600, 19.2K (bps)
2 Select and change the transmitter's flow control
from following three options:
H/W
: Flow control by hardware control.
XOFF
: Flow control by XON/XOFF
control.
H/W, XOFF: Flow control by combination of two
control methods above.
Status indication of the protocol is as follows:
3 Select and change the upload command type from
following two options:
UNCOMPRESS : normal data
COMPRESS
: compressed data
4 ISR x [yyyy.......]
Indicates the correctly received
last command (The previous
command is indicated until ACK
transmission completed.).
I : Idling (No data transfer
A : Transmitting ACK
N : Transmitting NAK
T : Transmitting ATN (OPC or
W: Waiting ACK to be received
X : XOFF received, waiting XON
4-48
performed.). Indicates the
protocol status of this unit.
QRESP)
to be received.
CH.COND
N V R A M
C T L
OTH ERS C HECK
RS- 232C STAT US
BAUD RATE
FLOW CONTROL
UPLOAD COMMAND COMPRESS
ISR I [
ID
[VTR1
PE:0000 FE:0000 OE:0000
TXD(2) 0000 RXD(3) 0000
RTS(4)
OFF CTS(5)
DCD(8)
OFF DTR(20) OFF
5 The name set up by DEVID command in ISR
protocol is indicated as device ID. This set up is
held until it is changed by DEVID command (even
if turned the power OFF).
6 Times of occurrence of parity error (PE)/framing
error (FE)/overrun error (OE) in received data are
indicated in hexadecimal notation.
7 The number between ( ) shows the pin No. of RS-
232C connector.
TXD/RXD indicates the number of bytes correctly
transmitted/received by this unit.
Others data indicate the pin status of RS-232C
connector in ON (>+3 V)/OFF (<_3 V) format.
When the connector is correctly connected to a
PC, all the pin status become ON. If nothing is
connected to RS-232C connector, the status of
input pins (CTS, DSR and DCD) becomes indefi-
nite.
OT HERS CH K
T CR 00 :00: 00:0 0
1
19.2K
2
XOFF
3
4
]
5
]
6
7
OFF DSR(6) OFF
E X I T
HDW-F500E MMP1

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