Extron electronics System 5 IP Series User Manual page 122

Firmware Updates, cont'd
4.
1 0
0 -2
4 0
V
1 .3
A
5 0
-6 0
H z
Locating the FPGA chip at U8, and aligning the PLCC chip puller tool
with firmware chip slots
5.
6.
7.
B-6 System 5 IP Switchers • Firmware Updates
Locate chip U8 on the circuit board, as shown in the following illustrations.
R /V
ID
G /Y
B /C
Y
H
R /V
ID
V
G /Y
V ID
B /C
V ID
H
R
V
Y /C G
Y /C
H Y
V
C
After you are electrically grounded, align the hooks of a PLCC IC puller tool
with the slots located in opposite ends of the firmware chip.
Insert the hooks into the slots, and squeeze the tool gently to grasp the chip.
Pull the chip straight out of the socket, and set it aside.
P R
O J
C O
R S N T
-2 3
2
IR
T x /S E
R x A
R IA
G
L P s B L O
1 G U T
+ V C
R
S D
C M
L G
S /I R
2 /S C
G
A
R S B P
G C
L S D
G E
3
+ V R E
R A L A
G
C M Y S
L IR
B
S C
4 P
R C
1 C
L L 2
C L A
IN E N
3
O U
4
T R
C
5
L P 6
R E C O
A M N F
P R IG
/R S
-2 3
2
R IG
_
H T
R
L E
_
F T
Align
Notches
U8