Figure 8-88. Mako/Dc Distribution Circuit - Motorola APX 3000 Detailed Service Manual

Schematics, Boards Overlays, and Parts Lists: Main Board Block: VHF (84012512001_A)
OMAP POWER
V_1.85_IO
U6302M6
OMAP1710 C6587M6
0.1UF
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
VSS_16 VDDSHV_RTC
K2 W12
VSS_17 VDD_RTC
G1 L1 1
TEST_POINT
VSS_18 VPP
B1 A11 OMAP_VPPM6 OMAP_VDD_DLL
VSS_19 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
0.1UF 1UF
V_1.85_IO V_SW_1.4 V_1.4_CORE
V_EXT_1.85
E6501M6 E6502M6
C6503M6 C6514M6 C6521M6
C6530M6
330PF 330PF
1UF 1UF
V_1.4_CORE
R6501M6 R6502M6
10
10
OMAP_VDD4
OMAP_VDDA
OMAP_VDD_DLL
R6533M6
24_MHZ_CLK
0
C6531M6
C6527M6
0.1UF C6525M6
0.1UF
1UF
C6596M6
22PF
DNP
CHASIS GROUND CONTACT
1
F_GNDM6
TEST_POINT
MAKO POWER
C6524M6
C6595M6
0.1UF
1UF VRTC
EMIFF DECOUPLING R6505M6 U6501M6
2K
V_COIN_CELL
M6502M6
SOCKET
SW_B+
UNSW_B+
V_1.4_CORE
DNP
TEST_POINT
Q6501M6
F_UNSW_B+M6 Y6502M6
C6593M6
UNSW_B+
NTHS5441 32.768KHZ
IN 10UF
MAKO_XTAL_32K_OUT
8 2 1
7
6
C6541M6
5 3
5.6PF
2
C6537M6
1
5.6PF
4
MAKO_XTAL_32K_IN
FET_ENX
V_SAVE
R6506M6
0 C6538M6
2.2UF
B1
V_EXT_1.85 XTAL32_OUT
C1
XTAL32_IN
F3
BAT_RTC
C2
V_BAT_7V5 VSAVE
D1
BAT_7V5
2.2UF C6539M6 D2
R6507M6 BAT_3V6
D6501M6 D3
10K
REG_3V6
B2
BAT54HT1G C6540M6
BAT_TYPE
TOP_BUTTON 1 2 G4
1000PF
IN R6525M6 HV_BG
E2
0 DNP FET_ENX
EMERG_BTN_X
F4
EMERG_PB
TP6210M6 1 E4
MECH_SW
ON_OFF_SWITCH
TEST_POINT DNP B3
IN SW_TYPE
R6591M6
MAKO_RESET_XM6 1 B4
0 NC IGN_X
MAKO_RESETX DNP C5
RESETX
1 F5
MAKO_INT_XM6 GATED_32K_CLK
NC
MAKO_INT DNP D5
INT_X
MAKO_TCXO_24MHZ_OUT A12
XOUT
U6511M6 V9_3.0A MAKO_TCXO_24MHZ_IN
A13
XIN
MC78LC
Y6501M6 D4
TCXO_SEL_16_24
TZ0281D M1
TCXO_IN
24.576MHZ
NC
3 2
VOUT VIN
5 4
NC2 NC1 NC
3 OUT 1
IN
NC
C6594M6
.33UF
V_SAVE
C6536M6
V_2.775D
18PF
V_SW_5
V_EXT_1.85
R6577M6
R6599M6
U6509M6
4.7K
C6535M6 10K
NC7SP08
100PF
DNP
4 1 1
Y VCC
A
5 2
NC
NC B
TP6599M6
R6598M6
TEST_POINT
C6592M6 C6572M6
VCC 0
C6591M6 2.2PF
0.1UF
GND
18PF
U6510M6
NL17SZ32
SWITCHER 1
SW_B+
R6524M6
0
C6547M6
330PF
C6553M6
10UF
V_SAVE
R6526M6
0
TPS62050
U6504M6 1 C6558M6
R6579M6
6.8PF
8 4
10K EN
PG
5 9
FB
AT56H09 SW
6 2
C6545M6 LBI
LBO L6502M6
.1UF 7
SYNC
10UH
C3
PGLDO2
A2
PGLDO3
SW1_VDD_1
G13
SW1_VDD 3 10
G12
SW1_VDDHV R6520M6
H11 R6516M6
1K
SW1_VSEN_BUK
J11 0 R6532M6
NC
SW1_VSEN_BST
G14 DNP 0
SW1_SUMCOMP_DL
H13
R6514M6
SW1_DH NC
F14
4.7K
SW1_PHASE
H12 SW1_VOUT
SW1_VOUT
H14 C6548M6
SW1_GND
J12 1UF DNP V_2.23
SW2_VCC R6515M6
K14 0
SW2_VCCS BGAP_COMP
J14 R6513M6
SW2_LX
NC R6543M6
J13 0
SW2_VOUT 0
L14
SW2_GND R6534M6
D13
SW5_VDD 0 DNP
F13
SW5_VDDHV
E14
R6518M6 0 R6519M6 V_SW_5
SW5_VSENSE
E13 SW5_SUMPCOMP 4.7K U6510M6
SW5_SUMCOMP
G11 SW5_PHASE NL17SZ32
SW5_PHASE PA_SHTDN
F12 SW5_VOUT 1
SW5_VOUT
N4 V2_1.875 4
V02_O
R6517M6
P4 V3_1.55 2
V03_O 390
N5 V4_2.775D
V04_O
P3 V6_2.775
R6537M6
V06_O
P6 V7_2.8
SW_B+ 121K
V07_O
L1 V9_3.0A
V09_O
J10 SW1_VOUT
V10_I
5V_PWM_EN
M6 V10_3.3 C6554M6
V10_O
L9 R6538M6
V10_GND 0.1UF
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 V_NEG
F11 VBUS2_ISENSE 1 3
VBUS2_SENS IN_POS
C13 4
VBUS2_CMD IN_NEG CRNTLMT_FB
D12 5
VBUS2 ENABLE
R6535M6
10K
R6511M6
10K
VBUS2_CMD
VBUS2
R6584M6
200
R6521M6
.2
VBUS1 Q6504M6
VBUS1_SUPPLY
R6508M6 2SK3541
3
47K
1 U6502M6 3
2SC5663 C6544M6
.1UF
C6542M6 3
R6509M6 C6555M6
0.1UF 2
100K 4.7UF
Q6502M6
SSM6J212FE
EXTERNAL 2.23 LDO
V_SW_3.60
U6506M6
TPS73601
R6546M6
0 1 5
IN OUT
3 4
EN NR_FB
GND
R6550M6
2
39K
SW_B+
EXTERNAL SWITCHER 3.50V SWR1
V_SW_3.60
R6539M6
475K
R6542M6
VCC_SW1.4_VIN
V_SW_3.60
0
OUT
C6564M6
C6560M6 C6561M6
10UF 10UF 330PF
SW_B+
SWITCHER 5
V_SW_5
C6562M6
10PF C6549M6
C6565M6
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
5 13 V_SW_3.60
SYNC PG
2
VIN1
R6545M6
3 C6566M6
VIN2
100K C6551M6
8 10UF
VINA 330PF
BGAP_COMP
C6559M6
1UF
V_SW_5
Q6505M6
NTHS5441
8
7
6
5 3
2
1
1.875 DISCHARGE CKT
R6541M6 4
100K
VSW5_ISO_FET_EN
Q6506M6
Q6507M6
V_SAVE
2SK3541 SSM6N36FE
3
6 D1 S1 1
VBUS_SUPPLY_ON
R6580M6
1
USB_CRNT_LMT 47K
G2 G1
1 5 2
MAKO_RESETX
2
4 S2 D2 3

Figure 8-88. MAKO/DC Distribution Circuit

8-143
V_2.23
R6551M6
33K
C6573M6
1UF
V_1.55
EXTERNAL SWITCHER 1.4V
V_SW_1.4
SW1V4_FB
C6582M6
U6507M6 R6568M6
6.8PF
TPS62050 301K
L6505M6
8 EN 4
PG 10UH C6570M6
5 FB 9
SW 330PF
R6544M6 6 LBI 2
LBO
0 7 SYNC
C6584M6
C6586M6
3 10 10UF
4.7UF
R6548M6
0
DNP
LDO 1.85V
V_EXT_1.85
U6508M6
LP38693SD
R6510M6 R6570M6
1 VIN1 5
VOUT OUT
6 VIN2 4
ADJ
3
VEN V_EXT_1.85
R6522M6
4.75K
R6512M6
C6568M6
C6563M6
10K
2.2UF
.1UF
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
OUT
2.2UF
MAKO LDOS
PLACE CLOSE TO MAKO