Brother International MD-817 Service Manual - Page 68

Milli, BPD600.-5

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Wiper operates. YES #100 TR 3B: OK #100-1 NO CPU pin 61: OK #100-2 N NO CPU RUN: OK #100-3 YES Thread YES trimmer operates. #101 YES Replace TR3. YES Replace HIC2. TR 2B: OK #101-1 NO CPU pin 60: OK #101-2 NO NO CPU RUN: OK #101-3 YES YES Replace TF12. YES Replace HIC2. Replace the CPU or HIC2. Replace the CPU or HIC2. D (P53) r -r TR2 TR6 TR5 Qua __J nr)r 97V,- -9.. #101-1 (TR2-B) #101-1 (TR3-B) #100-2 (CPU-61) #101-2 (CPU-60) TR1 4-Ini .9 IS r eO Ei $t 12 O. I Pr ;L\. /" Milli v)sE BPD600.-5 1647 REG] I an, I JCI-DIS Bt t="--.cr ..I Po. r ' a KM00.-17011IP • .• • I : ' qtr 1.4 - : E"4 t)-Trjei Ms!... E' "tg. ls:$717-t" I1 1 one 1 (P53) 0V #100 related 0V: Check pin 0V TR 3B: OK #100-1 Base 1V or less #101 related 0V: Check pin OV TR 2B: OK #101-1 Base 1V or less CPU pin 61: OK #100-2 4.5V or more CPU RUN: OK #100-3 Refer to #3-2 CPU pin 60: OK #101-2 4.5V or more CPU RUN: OK #101-3 Refer to #3-2 - 64 -

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Wiper
operates.
#100
YES
TR
3B:
OK
#100-1
NO
CPU
pin
61:
OK
#100-2
NO
N
CPU RUN:
OK
#100-3
YES
Replace
the
CPU
or
HIC2.
Thread
trimmer
operates.
#101
YES
Replace
TR3.
YES
Replace
HIC2.
YES
TR
2B:
OK
#101-1
NO
CPU
pin
60:
OK
#101-2
NO
D
(P53)
NO
CPU
RUN:
OK
#101-3
YES
Replace
the
CPU
or
HIC2.
YES
Replace
TF12.
YES
Replace
HIC2.
TR2
TR6
nr)r)
•
•
•
97V,
-
#101-1
(TR3-B)
r
-r
TR5
Qua
__J
-9..
#101-1
(TR2-B)
#100-2
(CPU
-61)
#101-2
(CPU
-60)
#100
related
0V:
Check
pin
0V
TR1
4-I-
ni
12
O.
I
"
$t
/Milli
Bt
Pr
vs
)
E
t="--.cr
..I
.9
IS
Po
.
REG]
eO
E
i
;L
.
\
I
an,
I
JCI-DIS
r
BPD600.-5
1647
:
1
KM00.-17011IP
'
•
.•
•
E"4
t)-Trj
e
i
a
r
..
.E'
Ms
!
I
:'
qtr
1.4
-
one
"tg
ls:$7
17-t"
.
I1
1
TR
3B:
OK
#100-1
CPU
pin
61:
OK
#100-2
CPU
RUN:
OK
#100-3
Base
1V
or
less
4.5V
or
more
Refer
to
#3-2
#101
related
0V:
Check
pin
OV
TR
2B:
OK
#101-1
CPU
pin
60:
OK
#101-2
CPU
RUN:
OK
#101-3
Base
1V
or
less
4.5V
or
more
Refer
to
#3-2
0V
(P53)
-
64
-