Kbc-Ite It8502E - EUROCOM M770CU Service Manual

KBC-ITE IT8502E

V D D 3
C 5 78 C 26 8 C 55 9
. 1 U _1 6 V _0 4 1 0 U _ 1 0V _ 0 8 . 1 U _ 1 6 V _0 4
C 27 5
L2 8
H C B 1 0 0 5K F -1 2 1 T2 0 . 1 U _ 1 6 V _0 4
3 . 3 V S
.
0_ 04 fo r M76 0T /TU
BK P1 005 HS 121 _0 4 f or M 740 T/ TU
EM I Sol ut ion
2 0, 3 0 L P C _ A D 0
2 0, 3 0 L P C _ A D 1
2 0, 3 0 L P C _ A D 2
2 0, 3 0 L P C _ A D 3
P C L K _K B C
2 4 P C LK _K B C
2 0, 3 0 L P C _ F R A M E #
2 0, 3 0 S E R I R Q
4 , 2 4 , 29 , 3 2 B U F _ P LT _ R S T #
K B C _ W R E S E T #
2 5 GA 2 0
4 5 A C _ I N #
3 3 L E D _ A C I N #
3 TH E R M_ A L E R T #
3 7 A P _ K E Y #
3 3 W E B _ E M A I L#
3 1 C P U _ F A N
14 , 1 9 E C _ V GA _ A L E R T #
W LA N _P W R
2 9 , 33 W L A N _ E N
3 0 3 G_ P OW E R
3 5 K B C _ M U T E #
B A T_ D E T
B A T_ V OL T _ R
C U R _S E N S E _ R
3 TH E R M_ V O LT
L A N _ C A B L E _ D E T E C T
3 G _D E T#
3 0 3G _ D E T #
C C D _D E T #
3 1 C C D _D E T#
M OD E L_ I D
S MC _ B A T
4 5 S MC _B A T
S MD _ B A T
4 5 S MD _B A T
S MC _ V GA _T H E R M
1 9 S MC _V G A _ TH E R M S MD _ V GA _T H E R M
1 9 S MD _V G A _ TH E R M
S MC _ C P U _ TH E R M
3 , 21 S M C _ C P U _ T H E R M
S MD _ C P U _ TH E R M
3 , 21 S M D _ C P U _ T H E R M
L C D _ B R I G H T N E S S
C 57 6 1 U _ 1 0 V _0 6 K B C _ B E E P
3 5 B E E P
33 L E D _ S C R OL L #
3 3 L E D _N U M#
3 3 L E D _C A P #
LO W AC TIV E
3 3 L E D _ B A T _C H G#
33 L E D _ B A T _ F U L L#
3 3 L E D _ P W R #
8 0 C L K
2 9 8 0 C L K
3 I N 1
2 9 3 I N 1
8 0 D E T #
2 9 80 D E T#
2 4 P ME #
3 1 T P _C LK
3 1 TP _D A TA
T H E R M_ R S T#
3 7 P W R _S W #
1 2, 3 3 LI D _ S W #
3 3 W E B _ W W W #
3 3 B T_ E N
1 2 B K L _ E N
R 1 98
C 2 82 . 1 U _ 1 6V _ 0 4
0_ 04 FO R I T8 512 CX /EX
0. 1U_ 04 FO R ITE 85 12- J( ITE 850 2- J W/ 0 C IR )
EC Co st Do wn
LC D _ B R I G H T N E S S
R 19 5 0 _ 04
1 2 B R I GH T N E S S
C 27 6 *. 1 U _ 1 6V _ 0 4
K B C _A V D D
L 2 3
H C B 1 0 05 K F -1 2 1T 2 0
V D D 3
C 56 8 C 26 4 .
C 2 46 C 24 1 C 26 6
. 1 U _ 1 6V _0 4 . 1 U _ 1 6V _ 0 4
. 1 U _1 6 V _0 4 * . 1U _ 16 V _ 04 * . 1U _1 6 V _ 04
1
J_KB 1
K B C _A G N D
F OR FO R
E C _ V C C
M 760 T M7 40 T
J _ K B 1 J _K B 2
U 12 8 52 0 1-2 4 0 51 *8 52 0 1- 24 0 51
10 5 8 K B -S I 0 4 K B -S I 0 4
L A D 0 K S I 0/ S T B # K B -S I 1 K B -S I 1
9 5 9 5 5
L A D 1 K S I 1 / A F D #
8 6 0 K B -S I 2 6 K B -S I 2 6
L A D 2 K S I 2 / I N I T#
7 6 1 K B -S I 3 8 K B -S I 3 8
L A D 3 K S I 3 / S L I N #
13 6 2 K B -S I 4 11 K B -S I 4 1 1
L P C C LK K S I 4
6 6 3 K B -S I 5 12 K B -S I 5 1 2
L F R A M E # K S I 5 K B -S I 6 K B -S I 6
5 L PC K/B MAT RIX 6 4 14 1 4
S E R I R Q K S I 6
22 6 5 K B -S I 7 15 K B -S I 7 1 5
L P C R S T# / W U I 4/ G P D 2 ( P U ) K S I 7
14 3 6 K B -S O 0 1 K B -S O 0 1
W R S T# K S O0 / P D 0
3 7 K B -S O 1 2 K B -S O 1 2
K S O1 / P D 1
1 26 3 8 K B -S O 2 3 K B -S O 2 3
GA 20 / GP B 5 K S O2 / P D 2
4 3 9 K B -S O 3 7 K B -S O 3 7
K B R S T# / GP B 6( P U ) K S O3 / P D 3
K B -S O 4 K B -S O 4
16 4 0 9 9
P W U R E Q# / G P C 7 ( P U ) K S O4 / P D 4
20 4 1 K B -S O 5 10 K B -S O 5 1 0
L 8 0L L A T/ G P E 7 ( P U ) K S O5 / P D 5
4 2 K B -S O 6 13 K B -S O 6 1 3
K S O6 / P D 6
23 4 3 K B -S O 7 16 K B -S O 7 1 6
E C S C I # / GP D 3( P U ) K S O7 / P D 7
15 4 4 K B -S O 8 17 K B -S O 8 1 7
E C S MI # / GP D 4( P U ) K S O8 / A C K #
K B -S O 9 K B -S O 9
4 5 18 1 8
K S O9 / B U S Y
DA C 4 6 K B -S O 10 19 K B -S O 10 1 9
K S O1 0 / P E
K B -S O 11 K B -S O 11
76 5 1 20 2 0
77 D A C 0 / GP J 0 K S O1 1/ E R R # 5 2 K B -S O 12 21 K B -S O 12 2 1
D A C 1 / GP J 1 K S O 12 / S L C T
78 5 3 K B -S O 13 22 K B -S O 13 2 2
D A C 2 / GP J 2 K S O 13
K B -S O 14 K B -S O 14
79 5 4 23 2 3
D A C 3 / GP J 3 K S O 14
80 IT8 50 2E 5 5 K B -S O 15 24 K B -S O 15 2 4
D A C 4 / GP J 4 K S O 15
81
D A C 5 / GP J 5
AD C FLA SH
66 1 00
A D C 0 / GP I 0 F L F R A M E #/ G P G2
67 1 01 K B C _ S P I _ C E #
A D C 1 / GP I 1 F L A D 0 / S C E #
K B C _ S P I _ S I
68 1 02
69 A D C 2 / GP I 2 F L A D 1 / S I 1 03 K B C _ S P I _ S O
A D C 3 / GP I 3 F LA D 2/ S O
70 1 04
A D C 4 / GP I 4 F LA D 3/ G P G6
71 1 05 K B C _ S P I _ S C L K
A D C 5 / GP I 5 F LC LK / S C K
72 1 06
C C D _E N 3 1
A D C 6 / GP I 6 ( P D )F L R S T# / W U I 7/ T M/ G P G0
73
A D C 7 / GP I 7 GPI O
SM BUS 5 6
( P D )K S O1 6/ G P C 3 S U S B # 2 2, 2 9 , 3 9
1 10 5 7
S M C L K 0/ G P B 3 ( P D )K S O1 7/ G P C 5 S U S C # 2 2, 4 0
1 11
S M D A T 0/ G P B 4
1 15 9 3
1 16 S M C L K 1/ G P C 1 ( P D )I D 0/ G P H 0 9 4 S U S _ P W R _ A C K 22
S M D A T 1/ G P C 2 ( P D )I D 1/ G P H 1 ME _ W E # 2 0
1 17 9 5
S M C L K 2/ G P F 6 ( P U ) ( P D )I D 2/ G P H 2 A C _ P R E S E N T 2 2 , 2 4
1 18 9 6
S M D A T 2/ G P F 7 ( P U ) ( P D )I D 3/ G P H 3 D D _ ON _ LA T C H 3 7
9 7
W LA N _ D E T # 2 9
( P D )I D 4/ G P H 4
PW M 9 8
( P D )I D 5/ G P H 5 B T_ D E T# 3 3
24 9 9
D D _ ON 3 7 45 B A T_ D E T
P W M 0/ G P A 0 ( P U ) ( P D )I D 6/ G P H 6
25
P W M 1/ G P A 1 ( P U )
28 1 07
P W M 2/ G P A 2 ( P U ) ( P D )I D 7/ G P G1 3G _E N 3 0
29
P W M 3/ G P A 3 ( P U )
30 EXT GPI O
P W M 4/ G P A 4 ( P U ) 45 B A T _ V OL T
31 8 2
S MI # 2 5
P W M 5/ G P A 5 ( P U ) ( P D )E GA D / GP E 1
32 8 3
P W M 6/ G P A 6 ( P U ) ( P D )E G C S # / GP E 2 S C I # 2 5
34 8 4
P W R _ B T N # 22
P W M 7/ G P A 7 ( P U ) ( P D )E G C L K / GP E 3
P S/ 2 WAK E UP
85 3 5
R S MR S T # 2 2
P S 2 C L K 0 / GP F 0 ( P U ) ( P D ) W U I 5 / GP E 5
86 1 7
P S 2 D A T 0 / GP F 1 ( P U ) ( P D )L P C P D #/ W U I 6 / GP E 6 K B C _ R S T # 25
87
P S 2 C L K 1 / GP F 2 ( P U )
88 PWM /COU NTER
P S 2 D A T 1 / GP F 3 ( P U )
89 4 7 V D D 3
P S 2 C L K 2 / GP F 4 ( P U ) ( P D )T A C H 0/ G P D 6 C P U _ F A N S E N 3 1
90 4 8 MC H _ T S A TN _ E C
P S 2 D A T 2 / GP F 5 ( P U ) ( P D )T A C H 1/ G P D 7
WA KE UP 1 20 N C 2
V C OR E _ ON 4 3
( P D ) T MR I 0 / W U I 2/ G P C 4
1 25 1 24
P W R S W / GP E 4 ( P U ) ( P D ) T MR I 1 / W U I 3/ G P C 6 A LL _ S Y S _ P W R G D 1 2 , 22
CIR S H OR T
18 1 19 L E D _ C T R L
R I 1# / W U I 0 / G P D 0 ( P U ) ( P D )C R X/ G P C 0 LE D _C T R L 31
21 1 23 C T X 0
R I 2# / W U I 1 / G P D 1 ( P U ) ( P D )C T X / GP B 2
C 3 1 5
G P I NT E R RU P T LPC /WAK E UP
33 1 9
GI N T / GP D 5 ( P U ) ( P D ) L8 0 H L A T / GP E 0 S W I # 2 2
1 12 C H G _E N 4 5
( P D )R I N G # / P W R F A I L # / LP C R S T # / GP B 7
U AR T ? ? ?
1 08 CL O C K R 2 09
R X D / GP B 0 ( P U )
C K 3 2 K E
1 09 2
T X D / GP B 1 ( P U ) C K 3 2 K E
1 28 C K 3 2 K
C K 3 2 K
R 1 94 *1 0 M_ 0 4
I T 8 5 02 E R 2 11
X 2 32 . 7 6 8K H z
*0 _0 4 E C _ V S S 1 4
2 3
C 2 77 C 27 8
12 P _ 50 V _ 0 4 1 2 P _5 0 V _ 04
N C 1 S H OR T
K B C _A G N D
V D D 3
2 4
R 43 0
1 0 0K _ 0 4
K B C _ W R E S E T#
C 55 6
1 U _ 1 0V _0 6
EC MO D U LE C HO O S E ( FO R DI F F ER E N CE K/ B TY P E )
VE R. RX VO LTA GE MO DEL _I D
V1 .0 R1 63 10 K/ R1 71 X 3 .3V M77 0CX
R1 63 X /R 171 10 K 0 V W76 0CX
M OD E L _ I D R 1 63 1 0K _ 0 4
V D D 3
R 1 71 *1 0 K _0 4 _ C
RX
V D D 3
3 G_ D E T # R 1 6 4 10 K _ 04
C C D _ D E T #
R 1 7 2 10 K _ 04
V D D 3
L A N _ C A B L E _ D E T E C T
R 3 4 0 10 K _ 04
R 1 73 10 K _ 0 4
R 1 85 4. 7 K _ 0 4
R 1 83 4. 7 K _ 0 4
C
S MC _ B A T A C
D 2 4 A C 57 7
? ? BAT ? B A V 99 P C L K _ K B C R 4 38 * 10 _ 04 P C LK _ K B C _R
C
S MD _ B A T
A C * 10 P _ 5 0V _ 0 4
D 2 3 A
B A V 99
C
B A T _ D E T
A C
D 4 A
B A V 99
C B A T _V O L T B A T _ V OL T_ R
B A T _ V OL T A C R 1 6 2 1 0 0_ 0 4 C 2 4 2 1 U _ 1 0V _ 0 6
D 3 A
B A V 99
S M C _ C P U _ T H E R M
4 , 25 H _ P E C I
R 2 1 5 * 0_ 0 4
K BC_S PI_* _R = 0. 1"~0 .5"
51 2K bit
. 1 U _ 16 V _ 0 4
U 1 6
S P I _ V D D _ 1 K B C _ S P I _S I _ R K B C _ S P I _ S I
8 5
V D D S I
R 2 06 47 _ 0 4
K B C _ S P I _S O _ R K B C _ S P I _ S O
2
S O
R 2 07 15 _ 1 %_ 0 4
1 K _ 0 4 K B C _ F L A S H 3 1 K B C _ S P I _C E # _R K B C _ S P I _ C E #
W P # C E #
R 2 08 15 _ 1 %_ 0 4
6 K B C _ S P I _S C L K _R K B C _ S P I _ S C L K
S C K
R 2 05 47 _ 0 4
4 . 7 K _ 04 K B C _ H O LD # 7 4
H OL D # V S S
E N 2 5 P 0 5-5 0 GC P
V D D 3 20 , 3 3 , 37 , 3 8, 4 5
3 . 3 V S 2, 1 0 , 1 1, 1 2 , 13 , 1 4 , 20 , 2 1, 22 , 2 3, 2 4 , 2 5, 2 6 , 27 , 2 9 , 30 , 3 1, 3 2 , 3 3, 3 5 , 3 7, 4 2 , 43 , 4 4 , 46
Schematic Diagrams
Sheet 36 of 55
KBC-ITE IT8502E
KBC-ITE IT8502E B - 37