Symbols Used In The Wiring Dia- Gram For The Part Connection - Star Micronics WinType 4000 Technical Manual

5.2.2 Symbols used in the wiring diagram for the part connections:
MCU PWB
PL X.Y
MAIN MOTOR
220V MODEL
P/J11
– X
24VDC
HEATER ROD ON(L) 4.2VDC
5VDC
SG, FG, RTN
Explanation
Indicates the name of the part listed in Chapter 6, Parts List and
denotes item Y in section PLX of that chapter.
Indicates the functioning component in the part and denotes its name.
Indicates information differing from the specifications and denotes
the relevant specification.
P, –: Indicates the plug on the connector.
J, , : Indicates the jack on the connector.
X: Indicates the PIN no. for the connector.
Indicates a connection between wires.
Indicates a connection differing from the specifications.
Indicates a connection to a screw.
Indicates a wiring connection and denotes its signal wire name and
details.
Indicates the function and logical value (low: L, high: H) of the
operating signal and denotes the voltage when the signal is high (H).
Indicates the DC voltage when the negative end is connected to an SG.
SG: Indicates a signal ground.
FG: Indicates a frame ground.
RTN: Indicates a return.
There is conductivity between SG and RTN.
In addition, according to the specifications, FG and SG can be
either connecting or separating pins.
Indicates information relating to that section.
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