Figure 9.1-8. Pmld4303A/ Pmld4303D Mako Dc And Audio Schematic - Sheet 1 Of 2 - Motorola ASTRO XTS 2500 Service Manual

VHF Schematics, Board Overlays, and Parts Lists
1K
R747
GATED_32_KHZ
C742
V2.9
0.10uF
470pF
C791
R744
0 6
32K_SEL SEL
R799
delete
10K
MAKO_32KHZ
Optional Builds (Start with Option a.)
Optional Build (1) a. 4813821A66 b.4885844C01
Optional Build (2) a. 0613952R17 b.0613952R25
Optional Build (3) a. 0613952R13 b.0613952R66
RFSW_B+ Q703
5
4
Optional Build (2)
3 5
2
1 C703
C731 0.1uF
2.2uF
Not Placed
4
C730
100pF
C732
100pF
Optional Build (3)
MECH_SW
R703
Q701
47K
MAKO_RESET
R705
47K
POR
V2.9
16.8 MHZ Clock Buffer
R722 20K
C725
0.1uF
47
3
R797
2
16_8_filtered
1
Q709
C726
R729
33K 16_8MHZ
0
R743
1000pF
R740
390
6816985H01-B
R745 R746
2MEG 2MEG
V2.9
U712
U714-2
A1
4 U713-1
A
3 B1 C2
MAKO_32KHZ
B0
1 C1
B1
C3
10pF
B3
C743
2K
R700
C700
0.1uF
M701
SOCKET
CC4V
SW_B+ VSAVE 2
R708
D700
56K
32.768KHz
C701
Optional Build (1)
5.6pF SHIELD1
UNSW_B+ Q700
UNSW_B+
DC_I6 5
4
5
3
UNSW_B+
2
1 R725
R701
C728 C704
47K
0
2.2uF
4
910pF
C859 C705
.011uF 2.2uF
R702
0
C706
1000pF
VPP_EN
R704
100 32_KHZ
MAKO_32KHZ
Placed for evaluation
MAKO_INT*
C860
MAKO_INT
.011uF
1
TEST_POINT
Y702
FREQ SHIELD1
3 1
OUT IN
SHIELD1
SHIELD1 16_8MHZ
C708 C709
33pF 33pF
C727
100pF
V2.9
0.10uF
C792
V2.9
C858
.011uF
R742
47K
B1 A2
Place close to Driver
A3
1.0uF C735
B3
R741
47K
VSAVE
C3
PGLDO2
A2
LAYER_1_6
PGLDO3
G13
LAYER_1_6
SW1_VDD
G12 DC_I2
SW1_VDDHV
H11 LAYER_1_6
SW1_VSEN_BUK
Y701 J11
SW1_VSEN_BST NC
G14 LAYER_1_6
SHIELD1
SW1_SUMCOMP_DL
1 H13
SW1_DH NC
F14
LAYER_1_6
SW1_PHASE
H12
LAYER_1_6
SW1_VOUT
C702
H14
SW1_GND
U701-1 J12 DC_I2
5.6pF
SW2_VCC
PWR_MNGR_BLOCK K14 DC_I4N
SHIELD1
SW2_VCCS
J14 LAYER_1_6
SW2_LX
J13
DC_I2
SW2_VOUT
L14
SW2_GND
D13
SW5_VDD NC
F13
SW5_VDDHV NC
E14
SW5_VSENSE NC
LAYER_3_4 B1 E13
XTAL32_OUT SW5_SUMCOMP NC
LAYER_3_4 C1 G11
XTAL32_IN SW5_PHASE NC
F3 F12
LAYER_1_6
BAT_RTC SW5_VOUT NC
C2 N4
LAYER_1_6 LAYER_1_6
VSAVE V02_O
D1 P4
LAYER_1_6 LAYER_1_6
BAT_7V5 V03_O
DC_I2 D2 N5 DC_I0
BAT_3V6 V04_O
DC_I2 D3 P3 LAYER_1_6
REG_3V6 V06_O
B2 P6 DC_I0
BAT_TYPE V07_O
LAYER_1_6 G4 L1 DC_I0
HV_BG V09_O
E2 J10
ANALOG DC_I4N
FET_ENX V10_I
F4 M6
DC_I0
NC EMERG_PB V10_O
E4 L9
MECH_SW V10_GND
B3 K3 LAYER_1_6
SW_TYPE V08_I
B4 K4 LAYER_1_6
NC IGN_X V08_O
C5 B13
RESETX VBUS_SUPPLY NC
LAYER_3_4 F5 E12
GATED_32K_CLK VBUS1_SENS NC
D5 C14
DIGITAL
INT_X VBUS1_CMD NC
A12 H10
LAYER_3_4
XOUT VBUS1 NC
LAYER_3_4 A13 F11
XIN VBUS2_SENS NC
D4 C13
TCXO_SEL_16_24 VBUS2_CMD NC
CLK_A M1 D12
TCXO_IN VBUS2 NC
C861 C719
.011uF 1.0uF

Figure 9.1-8. PMLD4303A/ PMLD4303D MAKO DC and Audio Schematic - Sheet 1 of 2

L710
560nH
C710
10.0uF
R709
C737
0 R710
0.1uF
SHIELD1
0.1
13
Q702
SHIELD1
4 IN
5 SYNC_EN
R712
100 14 CBOOT D1A 1
15 S1A
C714
2
1000pF S1B D1B
C711 C734 16
4.7uF 0.1uF
D2A 12
D2B 11
S2A D2C
6 10
S2B
7
8 S2C D2D 9
3
VSW1
SHIELD1
0.1
R714
R726
0
C716
2.2uF
V7_LDO (NOT USED)
0
R717
SW_B+
C717
1.0uF
DC_I5
C718
2.2uF
C720
2.2uF
VCC5
L705
560nH
NOT USED
MAKO ANALOG CORE (3V)
C722 C723
1.0uF 1.0uF
C724
1.0uF
USB INTERNAL (NOT USED)
9.1-9
SW_B+
L708
560nH
SW_B+
C729 C736 C851
10.0uF 10.0uF 100pF
VSW1
VSW1
C712
LAYER_1_6
1.0uF
SHIELD1
R711
0
L701
22uH
C796
910pF
NOT PLACED
C713
68uF
VSW2
(2.2V NOT USED)
22uH L702
C715
47uF
V1.875
L703
560nH
DC_I2
C865
.011uF
V1.55
DC_I2
R718
560nH
C864
.011uF
V_2.775 (NOT USED)
C721 C863
1.0uF .011uF
V2.9
LAYER_1_6 DC_I2
L704
560nH
C862
.011uF
August 16, 2007