Figure 7-40. Hud4022A/Hud4025B Secure Interface Board Schematic - Motorola ASTRO Digital XTL 5000 Detailed Service Manual

7-42
J701-2
P501-5 J701-5
P501-6 J701-9
P501-18 J701-16
P501-19 J701-18
P501-20 J701-21
J701-24
J701-33
J701-29
SAP_DCLK
J701-37
SAP_FSYNC
J701-38
1 3
CLK Q1
4
Q2
U802-1
5
Q3
2
6
RESET Q4
13 11
CLK Q1
10
Q2
U802-2
9
Q3
12
8
RESET Q4
VCC2.85
U802-3
PWR_GND
VCC
C806 C807
0.1uF
0.1uF
GND

Figure 7-40. HUD4022A/HUD4025B Secure Interface Board Schematic

May 25, 2005
J701-36
J701-3 J701-4
J701-6 J701-8
J701-7
J701-10 J701-11
J701-14 J701-17 J701-12
J701-19 J701-20
J701-22 J701-23
VCC5
J701-25 J701-27
J701-31 J701-35
R800
10K
KEYFAIL*
P501-14
VCC2.85
R805
10K
1
3
U803-1
2
VCC2.85
4
6
U801
U803-2
5
2 4
9
1 8
NC U803-3
10
3
CLK
12
11 5
D
U803-4
13
VCC2.85 VCC2.85
U803-5 U804-3
11 13
CLK Q
PWR_GND
PWR_GND
VCC U804-2
VCC
C808
0.1uF 9 12
D Q*
GND GND
U805-2
PWR_GND
Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main Board
UNSW_B+_ENC
SW_B+_ENC
A+
C810
0.47
VCC2.85
C804 C801
1uF 0.1uF
R801
100K
KEYFAIL*
J701-1
2
3
1
D801
Q800
Part Series
P501-3
800
P501-4
1 ENC_SEL
Q J701-28
U804-1
2
Q*
VCC2.85
VCC
C809
0.1uF
GND
UNSW_B+_ENC
U800
MC33269D
3 2
IN OUT
R804
C805
R802 C803
100K
1K 0.1uF Q802
10uF
VR800
5.6V
47K
Q803
SW_B+
47K
R807
100K
C802
0.1uF
SW_B+
P501-9
P501-10
P501-8
VCC2.85
P501-7
R806
10K
SAP_TX 2 4 SAP_TX
J701-40
U805-1
1
SAP_RX
J701-39
BOOT*
J701-15
R808
TAMPER_ENC
TAMPER_ENC
J701-13
0
WAKEUP
J701-26
ENC_RESET
J701-30
ENC_SPARE1
J701-32
ENC_SPARE2
J701-34
SW_B+_ENC
A+
VCC5
VCC2.85
C811
0.1uF
P501-1
P501-2
*P501-11*
P501-12
P501-13
P501-15
P501-16
P501-17
MAEPF-27914-O
6881096C74-B