4-2
4-2
501952
501952
19
19
9
9
18
18
17
17
14
14
13
13
CHAPTER 4 HOW TO READ CIRCUIT DIAGRAMS
CHAPTER 4 HOW TO READ CIRCUIT DIAGRAMS
2
2..1
1
S
Sy
ym
mb
bo
ollss
1.
1.
De
Depa
part
rtur
ure e
e equ
quip
ipme
ment
nt na
name
me
2.
2.
De
Depa
part
rtur
ure
e sh
shee
eet
t nu
numb
mber
er
3.
3.
Cab
Cable di
le diame
ameter
ter & col
& color (
or (Des
Descri
cripti
ption(
on(2))
2))
4.
4.
Ci
Cirrccui
uit
t n
num
umbe
berr
5.
5.
Bo
Boun
unda
dary (
ry (De
Desc
scri
ript
ptio
ion(
n(4)
4)))
6.
6.
E
Equ
quip
ipm
me
ent
nt na
nam
me
e
7.
7.
Te
Term
rmin
inal n
al num
umbe
ber of c
r of con
onne
nect
ctor
or
8.
8.
Con
Connec
nector
tor num
number
ber (De
(Descr
script
iption
ion(3)
(3)))
9.
9.
Ind
Indica
icate
te con
connec
nectio
tion w
n with
ith bod
body G
y GND
ND
10.
10. Equ
Equipm
ipment
ent num
number
ber
11.
11. Used pl
Used place of r
ace of relay co
elay coil (Des
il (Descrip
cription(
tion(1))
1))
12.
12. Ind
Indica
icate sam
te same conn
e connect
ector
or
13.
13. Indic
Indicate co
ate connect
nnection wi
ion with GND
th GND circ
circuit
uit
14.
14. Shee
Sheet nu
t number
mber of
of GND
GND circu
circuit
it
15.
15. Used pl
Used place of r
ace of relay co
elay contact (
ntact (Descr
Descriptio
iption (1))
n (1))
16.
16. Des
Destin
tinati
ation shee
on sheet numb
t number
er
17.
17. Dest
Destinati
ination
on equi
equipmen
pment
t name
name
18.
18. Indica
Indicate conn
te connecti
ection wit
on with Negat
h Negative cir
ive circuit
cuit
19.
19. Shee
Sheet num
t number
ber of Ne
of Negativ
gative cir
e circuit
cuit
Symbols are used in the
Symbols are used in the figures for easy reading of circuit diagrams.
figures for easy reading of circuit diagrams.
General Symbols
General Symbols
(1
(1)) Ge
Gene
nera
ral use s
l use sym
ymbo
bols
ls
S
SY
YM
MB
BO
OL
L
N
NA
AM
ME
E
GND
GND
(HARNESS)
(HARNESS)
GND
GND
(BODY)
(BODY)
NEGATIVE
NEGATIVE
S
SY
YM
MB
BO
OL
L
N
NA
AM
ME
E
(2)
(2) Con
Conduc
ductor
tors and cou
s and coupli
pling par
ng parts
ts
S
SY
YM
MB
BO
OL
L
N
NA
AM
ME
E
S
SY
YM
MB
BO
OL
L
N
NA
AM
ME
E
Summary of Contents for FB13PNT
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