Figure 8-27. Mako/Dc Distribution Circuit - Motorola APX 3000 Detailed Service Manual

Schematics, Boards Overlays, and Parts Lists: Main Board Block: UHF1 (84012513001_A)
OMAP POWER
V_1.85_IO
U6302M6
OMAP1710
B5 A19
VSS_1 VDDSHV1_1
B7
E21
VSS_2 VDDSHV1_2
A13 AA2
VSS_3 VDDSHV2
B16 Y7
VSS_4 VDDSHV3
A21 A5
VSS_5 VDDSHV4_1
F20 A7
VSS_6 VDDSHV4_2
K20 B10
VSS_7 VDDSHV4_3
R21 B14
VSS_8 VDDSHV4_4
W20 R1
VSS_9 VDDSHV5_1
AA21 H2
VSS_10 VDDSHV5_2
Y13 C2
VSS_11 VDDSHV5_3
AA7 AA11
VSS_12 VDDSHV6
Y3 Y16
VSS_13
VDDSHV7
AA1 L21
VSS_14
VDDSHV8
U2 U21
VSS_15
VDDSHV9
N1 V12 C6501M6
VSS_16
VDDSHV_RTC
K2 W12 0.1UF
VSS_17
VDD_RTC
G1 L1 1 OMAP_VPPM6
VSS_18
VPP
B1 A11 TEST_POINT
VSS_19 OMAP_VDD_DLL
VDD_DLL
E5 A15
NC NC1 VDD_1
Y20
VDD_2
Y9
VDD_3
M2
VDD_4
AA3
VDD1_1
A9
VDD2
A3
VDD2_1
E2
VDD2_2
B13
VDD3_1
B20
VDD3_2
J21
VDD3_3
R20
VDD3_4
Y21 OMAP_VDDA
VDDA
J1 OMAP_VDD4
VDD4
C6507M6
0.1UF
C6516M6 C6519M6
1UF
0.1UF
V_1.85_IO V_SW_1.4 V_1.4_CORE
V_EXT_1.85
E6501M6
E6502M6
C6503M6 C6521M6
C6514M6 C6530M6
330PF 330PF
1UF 1UF
V_1.4_CORE
R6503M6
R6502M6
R6501M6
10
10
10
OMAP_VDD4
OMAP_VDDA
OMAP_VDD_DLL
R6533M6
24_MHZ_CLK 0
C6531M6 C6527M6
C6525M6
0.1UF 0.1UF
1UF
C6596M6
22PF
DNP
CHASIS GROUND CONTACT
1
F_GNDM6
TEST_POINT
MAKO POWER
C6524M6 C6595M6
0.1UF 1UF
EMIFF DECOUPLING VRTC
R6505M6
2K
V_COIN_CELL
M6502M6
SW_B+
SOCKET
UNSW_B+
V_1.4_CORE C6590M6
DNP
0.1UF
TEST_POINT
F_UNSW_B+M6 Q6501M6 Y6502M6
C6593M6
NTHS5441 32.768KHZ
10UF
IN
MAKO_XTAL_32K_OUT
8 2 1
UNSW_B+
7
6
5 3
2
C6541M6
1
5.6PF
4
MAKO_XTAL_32K_IN
FET_ENX
V_SAVE
R6506M6
0
B1
V_EXT_1.85 C6538M6 XTAL32_OUT
C1
2.2UF XTAL32_IN
F3
BAT_RTC
R6507M6 C2
V_BAT_7V5 VSAVE
D1
10K BAT_7V5
C6539M6 D2
BAT_3V6
D6501M6
2.2UF D3
REG_3V6
BAT54HT1G B2
C6540M6 1000PF BAT_TYPE
TOP_BUTTON
1 2 G4
IN HV_BG
R6525M6
E2
0 DNP FET_ENX
EMERG_BTN_X
F4
EMERG_PB
DNP TP6210M6 1 E4
MECH_SW
ON_OFF_SWITCH TEST_POINT B3
IN SW_TYPE
R6591M6
MAKO_RESETX DNP 1 B4
IGN_X
0 NC
MAKO_RESET_XM6 C5
RESETX
DNP 1 F5
GATED_32K_CLK
NC
MAKO_INT MAKO_INT_XM6 D5
INT_X
MAKO_TCXO_24MHZ_OUT A12
XOUT
MAKO_TCXO_24MHZ_IN A13
XIN
U6511M6 D4
Y6501M6
TCXO_SEL_16_24
M1
MC78LC TZ0281D
TCXO_IN
24.576MHZ
NC
2 V9_3.0A
3
VOUT VIN
5 4
NC2 NC1
3 OUT 1
NC IN
NC
V_SAVE
C6536M6
V_2.775D
18PF
V_SW_5
V_EXT_1.85
R6577M6 R6599M6
U6509M6
10K
4.7K C6535M6
NC7SP08
56PF DNP
4 1 1
Y VCC A
2
5 NC U6510M6
NC B TP6599M6
C6572M6 NL17SZ32 R6598M6 TEST_POINT
GND
0.1UF VCC
0
C6591M6 C6592M6
18PF 2.2PF GND
R6578M6
4.7K
SWITCHER 1
SW_B+
R6524M6
0
C6547M6 C6589M6
330PF 100PF
C6553M6
10UF
V_SAVE
R6526M6
0 U6504M6 1
TPS62050
R6579M6 L6502M6
C6558M6
4
10K 8 EN 6.8PF
U6501M6 PG 10UH
9
5 FB
SW
AT56H09 2
C6545M6 6 LBI
LBO
.1UF 7 SYNC
C3
PGLDO2
A2
R6520M6
PGLDO3 SW1_VDD_1
G13 1K
3 10
SW1_VDD
G12
SW1_VDDHV
H11 0 R6516M6
SW1_VSEN_BUK R6514M6
J11 R6532M6
NC 4.7K
SW1_VSEN_BST DNP
G14 0
SW1_SUMCOMP_DL
H13
NC
SW1_DH
F14
SW1_PHASE SW1_VOUT
H12
SW1_VOUT
H14 C6548M6
SW1_GND
J12 1UF DNP
R6515M6 V_2.23
SW2_VCC
K14 0
BGAP_COMP
SW2_VCCS
J14
R6513M6
SW2_LX NC
J13 0
SW2_VOUT R6543M6
L14
SW2_GND 0
D13
SW5_VDD
F13
SW5_VDDHV
E14 R6528M6
R6518M6 0 R6519M6 V_SW_5 R6534M6
SW5_VSENSE
E13 4.7K
SW5_SUMPCOMP 100K 0 DNP
SW5_SUMCOMP
G11
SW5_PHASE
PA_SHTDN
SW5_PHASE
F12 SW5_VOUT 1
SW5_VOUT
N4 V2_1.875 4
R6517M6
V02_O C6550M6
P4 V3_1.55 2
390
V03_O
N5 V4_2.775D .1UF
V04_O U6510M6
P3 V6_2.775
V06_O NL17SZ32
P6 V7_2.8 SW_B+
V07_O
L1 V9_3.0A R6537M6
V09_O
J10 SW1_VOUT 121K
V10_I 5V_PWM_EN
M6 V10_3.3
C6554M6 C6559M6
V10_O
L9
0.1UF R6538M6 1UF
V10_GND
K3 8.2K
V08_I
K4
V8_5.0A
V08_O
B13 U6503M6
VBUS_SUPPLY
E12 OPA363IDBV
VBUS1_SENS
C14 6
VBUS1_CMD V_POS
H10 2
VBUS1 VBUS2_ISENSE V_NEG
F11 1 3
VBUS2_SENS IN_POS
C13 4
VBUS2_CMD IN_NEG CRNTLMT_FB
D12 5
VBUS2 ENABLE
R6535M6
10K
R6511M6
C6557M6
10K
.1UF
VBUS2_CMD
R6541M6
VBUS2
R6584M6
200
R6521M6
.2
VBUS1 Q6504M6
VBUS1_SUPPLY
R6508M6 2SK3541
3
47K
1 U6502M6 3
2SC5663
C6544M6
.1UF
C6542M6
3
R6509M6
2
0.1UF
C6555M6
100K
4.7UF
Q6502M6
SSM6J212FE
EXTERNAL 2.23 LDO
V_SW_3.60 TPS73601
R6546M6 U6506M6
0
1 5
IN OUT
3 4
EN
NR_FB
R6551M6
GND
33K
2
R6550M6
39K
SW_B+ V_1.55
EXTERNAL SWITCHER 3.50V SWR1
V_SW_3.60
R6539M6 R6547M6
475K 0
R6542M6
0 V_SW_3.60 VCC_SW1.4_VIN
OUT
C6564M6
C6560M6 C6561M6 330PF
10UF
10UF
SW_B+
R6548M6
SWITCHER 5
V_SW_5
C6562M6 C6549M6
C6565M6
10PF 330PF
2.2UF
R6540M6 475K
V_SW_3.60
U6505M6
L6504M6
4 TPS62110 6
EN LBO 10UH
SW5_VOUT_UNFILT
10 14
FB SW1
7 15
LBI SW2
V_SW_3.60
5 13 C6566M6
SYNC PG
2 10UF
VIN1
R6545M6 C6551M6
3
VIN2
100K 330PF
8 C6567M6
VINA
10UF
BGAP_COMP
V_SW_5
Q6505M6
NTHS5441
8
7
6
5 3
2
1
4 1.875 DISCHARGE CKT
100K
VSW5_ISO_FET_EN
Q6507M6
V_SAVE
SSM6N36FE
3
Q6506M6
2SK3541
6 D1 S1 1
VBUS_SUPPLY_ON
R6580M6
1
USB_CRNT_LMT 47K
1 5 G2 G1 2
2
4 S2 3
D2

Figure 8-27. MAKO/DC Distribution Circuit

8-29
V_2.23
C6573M6
1UF
EXTERNAL SWITCHER 1.4V
V_SW_1.4
SW1V4_FB
C6582M6
R6568M6
U6507M6 6.8PF
301K
TPS62050
L6505M6
4
8 EN
PG 10UH
5 FB 9
SW C6570M6
R6544M6 6 LBI 2
LBO 330PF
7 SYNC
C6586M6
C6584M6
3 10
10UF 4.7UF
0
DNP
LDO 1.85V
V_EXT_1.85
U6508M6
LP38693SD R6570M6
R6510M6
1 5
VIN1 VOUT
OUT
6 4
VIN2
ADJ
3
VEN V_EXT_1.85
R6522M6
4.75K
C6563M6
R6512M6
C6568M6
.1UF 10K
2.2UF
V2_1.875
V3_1.55 R6561M6 0
V_1.55
V4_2.775D R6562M6
0
V_2.775_EXP
V6_2.775
R6563M6 0
V_2.775D
V7_2.8
R6564M6 0
V_2.8_RF
V8_5.0A
R6565M6 0
V_5.0A
V10_3.3
R6566M6 0
V_3.3
V9_3.0A R6567M6 0
V_3.0A
C6581M6
V_2.8_RF
2.2UF OUT
MAKO LDOS
PLACE CLOSE TO MAKO