Brother HL-2700CN Series, Service Manual, Page: 158 / 377

V-33
45-2 THV TUNE UP
This mode shall be used when transfer voltage needs to be adjusted due to the errors
caused such as transfer failure on the media. The adjustment is to change the transfer
voltage, subject to the media to be used, against the reference value 0 (zero) in the
range between the step -4 and +4.
Description of Procedures LCD Message
1) Press Set key after selecting NVM TUNE
UP. (a) → (b)
2) After selecting THV TUNE UP Code 2, press
Set key. (b) → (c)
3) After selecting the media to be tuned up,
press Set key. (Ex. PPC) (c) → (d) → (e)
<SIMPLEX>
PPC : Adjustment for the first page of
PPC signal face / duplex faces.
OHP : Adjustment of OHP.
ENV : Adjustment of Envelope.
MTS : Adjustment of Media on Label /
Middle Thick Stock mode.
TS1 : Adjustment of Media on Thick
Stock 1 (1/3 speed).
TS2 : Adjustment of Media on Thick
Stock 2 (1/4 speed).
<DUPLEX>
PPC : Adjustment for the second page
of PPC duplex faces.
MTS : Adjustment for the second page
of the Label / Middle Thick Stock
duplex faces.
TS1 : Adjustment for the second page
of the Thick Stock 1 duplex
faces.
TS2 : Adjustment for the second page
of the Thick Stock 2 duplex
faces.
4) Tune Up value can be adjusted within 8
steps between the step -4 and +4.
After selecting a given number, press Set
key. (e)
5) Press the - key to wrap up the tune-up work
for PPC. (e) → (f)
Repeat the step 3 through 5 for other media
such as OHP or Label.
6) Press the - key to wrap up the tune-up work.
(e) → (f)
39 FACTORY MODE
NVM TUNE UP
45 NVM TUNE UP
1 2 3 4 5 6 7 8 9 10 12 16
45 THV TUNE UP
PPC / OHP / ENV /
MTS / TS1 / TS2
(a)
(b)
(d)
45 THV (PPC) [ ]
-< 4 3 2 1 0 1 2 3 4 >+
(e)
45 THV TUNE UP
SIMPLEX / DUPLEX
(f)
45 NVM TUNE UP
1 2 3 4 5 6 7 8 9 10 12 16
(g)
45 THV TUNE UP
(c)
SIMPLEX / DUPLEX