Table of Contents
Advertisement
HP 811 CIA Service G
u
ide
R
e
m
oving t
h
e
P
e
r
iod
B
oa
rd
5- 12 Disassem
b
ly and
R
easse
m
bly
R
e ferr ing to th e general top-view diagram Figure 5-7,
p
roceed as
f
ollo ws :
Standard Instruments
1 . Disconnect t he
f
ollowin g cables,
n
oting t heir
p
osi t ion
a
nd order:
ι
R
ed sl ee v ed cable :
T
r igger In
ι Whi te sl ee v ed ca ble : Stro be O ut
ι Bl ack sl eev ed cable :
T
rigger O ut
2 .
R
emov e th e 5 screws sec uring the Period board to the chassis
3 .
R
emov e th e Period
b
oard by sliding it a w ay from the
Mot h erb oard connector
Instr
u
me
n
ts wit
h
Original O ptions, or
R
etrofitted O
p
tio
n
s
1 . Disco nn ect t h e white sleeved cabl e : PLL Refere nce In
2 .
R
em ov e t he 4 screws sec uring the PLL board to the chass is
3 .
R
em ov e t he PLL board by sli din g it away from t he
P
er iod board
co nnector
4 . Di sco nnect t h e
f
ollo wing cabl es, noting their
p
ositi on and order:
ι
R
e d slee ved cabl e:
T
rigger In
ι Whi te sleev ed ca ble: Strobe O ut
ι Black s l ee v ed cable :
T
rigger Ou t
5 .
R
em ov e t he 9 screw s sec uring the
P
eri od
b
oard to the chass is
6 .
R
em ov e t he Per i od
b
oard by sliding it away from the
D
es kew
b oard conn ector
7 .
R
em o ve t he 2 screw s securing the
D
es kew board to t he chassis
8 .
R
emo ve t he Des kew board by
s
liding it away from the
Mother b oard co nn ector
Advertisement
Table of Contents
