Epson Stylus Pro 7890 Series, Service Manual, Page: 354 / 519

Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/9910/WT7900/WT7910/9890/9908/7890/7908 Revision I
ADJUSTMENT Overview 354
Confidential
Note *1: Input the current value of CR/PF Motor if necessary. For necessity of this input, see “4.1.4 Cautions when replacing the Main Board Assy/Power Supply Board Assy (p171)” .
*2: The language setting of ASP's MAIN BOARD is English by default. Correct the LANGUAGE in Maintenance mode after setting the destination.
Ink System Mechanism INK SYSTEM UNIT 2 3 1
PRINTHEAD 6 3 2 4 7 8 9 10 11 12 5 1
PRESSURIZING UNIT 1
INK CARTRIDGE HOLDER (R&L) 3 2 1
INK HOLDER BOARD ASSY (R&L) 1
AID BOARD 2 3 1
INK MARK SENSOR 6 7 5 1 2 3 4
INK SELECTOR 1
INK TUBE (R&L) 2 1
Wiper Cleaner Assy 1
SpectroProofer
Main Board 1 2
Cooling Fan 1/2 1
Paper Pressing Motor 1
Carriage Motor 1
Class Parts
Tests
Adjustments
NVRAM Backup
(
P
. 36
3)
NVRAM R
es
to
re
(P
. 3
63)
CR Related
Adjustments
Head Related Adjustments PF Related Adjustments
AID
Re
lated
A
dj.
Other Adjustments
Network
Commun
icati
on
Chec
k
(P
. 42
8)
Suc
ti
on
Fan O
p
erati
on Chec
k
(
P
. 42
8)
Color LCD Dis
play Check
(
P
. 42
9)
Bu
tton Ope
rati
on
Ch
eck
(
P
. 42
9)
CR Ti
ming Be
lt T
ens
ion Ad
j.
(
P
. 36
4)
CR Encode
r Sen
sor Adj
.
(
P
. 36
8)
He
ad
P
G
Adjustmen
t
(
P
. 36
9)
Cle
anin
g PG Adj
u
stment
(
P
. 37
2)
H
ea
d R
ank I
D
(
P
. 37
4)
He
ad
C
leani
ng
(
P
. 37
6)
Nozzl
e Chec
k
(
P
. 37
7)
Pri
n
the
ad
Slant
Ad
j. (CR)
(P
. 37
8)
Pri
n
the
ad
Slant
Ad
j. (PF
)
(
P
. 38
1)
Auto Uni-D Adjustmen
t
(P
. 3
83)
Auto Bi
-D Adjustme
nt
(
P
. 38
4)
Col
orimetri
c
Cali
brati
on (
C
olor I
D
)
(
P
. 38
5)
Print Ima
ge
(P
. 3
60
)
Absorber P
osi
ti
on Check
(
P
. 39
8)
Ink Mark Se
ns
or
Hei
ght Adj.
(
P
. 39
9)
Ink Mark Se
ns
or
A
dj.
(P
. 40
0)
Air
Leak Che
ck for I
nk Su
ppl
y S
ys
.
(P
. 4
01)
Initi
al I
nk Charge Fl
ag O
N
/O
FF
(
P
. 40
3)
PF Timi
ng Be
lt T
ens
ion Adj
.
(P
. 4
04
)
Ske
w C
heck
(P
. 4
06
)
Ba
nd
Fe
ed
(
P
. 40
7)
T&B
&
S Adjustmen
t
(P
. 40
9)
Paper T
h
ic
knes
s Sens
or Posi
ti
on Adj.
(P
. 4
11)
PF Encode
r Sen
sor Adj
.
(P
. 4
14
)
Rear Se
nso
r
AD Adju
st
ment
(P
. 4
15
)
AID
Fun
ction Check
(
P
. 41
6)
Set
ting Des
ti
n
ation
(
P
. 41
8)
CR/PF Motor Curr
ent I
npu
t
(
P
. 41
9)
RTC&USB
ID
(
P
. 42
0)
In
stal
li
ng
Fir
m
war
e
(P
. 42
1)
Input
S
eri
al
Numbe
r
(
P
. 42
3)
Input
M
A
C
Add
res
s
(
P
. 424
)
Cut Posi
ti
on Adjustme
nt
(
P
. 42
5)
Ink Hol
d
er
Ad
justment
(
P
. 42
6)
C
ou
n
ter
C
lea
r
(P
. 4
27
)