Toshiba STRATA DK24 Manual page 231

INSTALLATION-PERIPHERALS
SECTION 200-096-208
FEBRUARY 1991
PDIU-DS (FRONT VIEW)
PDIU-DS (REAR VIEW)
MODULAR JACK
FOR CONNECTING
I- OR 2-PAIR
E FIGURE 8-26 FOR
(1 - 4) OPTIONS
INFORMATION
(SEE PARAGRAPH 12.72)
Pl - P9 LOCATED ON PCB INSIDE
OF PDIU-DS UNIT (SEE NOTES)
n
I
RI J
DTR
RS-232, DB25
(FEMALE) CONNECTOR
I
SIGNAL DIRECTION
PDIU-DS CONNECTED TO DTE
PDIU-DS CONNECTED TO DCE
SIGNAL
ABBREVIATON
SIGNAL NAME/
FUNCTION
FUNCTION:
PDIU-DS SIGNAL A-B
PIN NO. DIRECTION (DTE MODE)
FUNCTION:
SIGNAL B-C
DIRECTION (MODEM MODE)
FG
FRAME GROUND 1
SG
SIGNAL GROUND
7
TD
TRANSMIT DATA
RD
I RECEIVE DATA
DTR 1 DATA TERMINAL READY 1 20 1 DTE DIU P3
ND FUNCTION OF PI - P9
MODEM DIU 1 P2
MODEM DIU P6
MODEM DIU I
P3
MODEX DIU I P0
MODEM DIU 1 P9
NOTES:
1. Mode select (Pl - P9) 'A-B" if PDIU-DS
IS
connected to a terminal-type device (DTE).
2. Mode select (Pl - P9) "B-C" if PDIU-DS is connected to a modem-type device (DCE).
3. See Figure 8-27 to disassemble/assemble PDIU-DI.
4. Some RS-232 leads go by different names depending on the equipment manufacturer.
FIGURE 8-28-PDIU-DS JUMPER PLUG OPTIONWRS-232 CONNECTOR INFORMATION
8-48