Mdc, Bt, Cct - Hitachi M300N Service Manual

Schematic Diagrams

MDC, BT, CCT

+3VS
+3V
[13,23] AC_SDATOUT
[13,23] AC_RST#
Sheet 15 of 29
MDC, BT, CCT
[11] BT_EN
B - 16 MDC, BT, CCT (71-M3000-D04)
[3,4,5,6,7,8,10,11,12,13,14,17,18,19,21,23,26,27,28]
[4,12,13,14,18,20,21,22,24,25,26,28]
JMDC1
TZ1601
+3V
1 2
3 4
TZ1602
L23 BT_EN1
5 6
3/13
HCB1608K-121T25 TZ1603
7 8
TZ1604 TZ1608
9 10
+3VS TZ1605 Z1602
11 12
TZ1606 Z1603
13 14
TZ1609
15 16
Z1601
17 18
19 20
21 22
Z1604
23 24
TZ1610
25 26
27 28
TZ1607 Z1605
29 30
R223
C164 C165 AMP/CON30
C163
0.1uF 0.1uF MDC MODEM *0.1uF
+3VH8
2/20 3/13
+3VS
+3VH8
C157 0.1uF
R521 R522
R228
10K
14 U12A 0 *0
U49
BT_EN 1 2 Z1613 1 8 Z1615
CK VCC
7 Z1614 2 7
PRST# [12,18,20,24]
D PR
74LVC14
C221 3 6 Z1611
Q CLR
0.1U
4 5 Z1622
GND Q
NC7SZ74
[5,6,12,17,18,19,20,21,24,27] PCIRST#
CLOSE WITH HOST
C389
*22PF
R425
[13] USB_PN3
R423
[13] USB_PP3 0
0
C390 C388
*47PF *47PF
2/13
BT_DETECH [13]
MODEM_SPK [23]
L25 HCB1608K-121T25
USB_PP4 [13]
L24 HCB1608K-121T25
USB_PN4 [13]
BT_WAKE_UP [21]
AC_SYNC [13,23]
AC_SDATAIN1 [13]
R224 22
AC_BITCLK [13,23]
22
[13] BT_EN1 BT_EN1
+3VH8 3/25
CLOSE WITH HOST
R538
10K
+3V
3/25
[13] USB_PN5
[13] USB_PP5
C580
0.1UF
U54
5
1
4 BT_EN1
BT_EN1 [13]
2
3
74AHC1G08
HCB1608K-121T25
VCCUSB3 L72
C569 C568 C589 3/25
+ +
0.1uF
100uF/25V 100uF/25V_1210
JWLAN1
Z1617
1
Z1619 Z1616
R272 0
2
Z1620 Z1618
R273 0
3
4
5
CON5
+3V +3V
+5V R464 R537
10K 10K
U42
1 8
USB_OC3# [13]
GND OC1#
2 7 VCCUSB3
IN OUT1
R460
Z1621 3 6 VCCUSB5
EN1 OUT2
4 5
EN2 OC2# USB_OC5# [13]
TPS2052
0
L38
VCCUSB5
C284
HCB1608K-121T25 C281
0.1uF +
C386
*22PF 10uF/10V
R421
Z1609 L44 HCB1608K-121T25
R420
Z1610 L43 HCB1608K-121T25
0
0 [26] M_BTN#
LID_RSUM#
[11,21] LID_RSUM#
HD_PD_LED#
[21] HD_PD_LED#
BT_EN1
C387 C384
SCROLL_LED#
[21] SCROLL_LED#
*47PF
*47PF
CAP_LED#
[21] CAP_LED#
NUM_LED#
[21] NUM_LED#
+3VS
12/12
L78
HCB1608K-121T25
JMFC1
Z1606
1
Z1607
2
Z1608
3
4
5
6
7
8
9
10
11
12
Z1612
13
CONN13
C572
0.1uF