![background image](http://html.mh-extra.com/html/cobra/mr-hh425-li-vp/mr-hh425-li-vp_serivce-manual_2631031059.webp)
PIN
G
S
D
B
E
C
Tx(V-VHF Lo)
0.52
0
7.20
1.24
0
7.20
Tx(V-VHF Mid)
0.72
0
7.12
1.74
0
7.15
Tx(V-VHF Hi)
0.92
0
7.01
2.25
0
7.05
Rx(U-UHF Lo)
0.36
0
7.15
0.68
0
7.20
Rx(U-UHF Mid)
0.54
0
7.05
1.13
0
7.07
Rx(U-UHF Hi)
0.75
0
7.09
1.71
0
7.17
PIN
B
E
C
E
B
C
E
B
C
Tx(V-VHF)
/
/
/
0
0.18
4.35
0
0.45
3.78
Rx(V-VHF)
0
0.78
2.13
/
/
/
/
/
/
PIN
E
B
C
E
B
C
E
B
C
Rx(V-VHF)
0
0.73
1.58
0
0.76
2.97
0
0.73
2.22
PIN
E
B
C
E
B
C
E
B
C
Tx(V-UHF)
0
0.81
4.34
0
0.83
2.74
2.53
3.00
3.35
Rx(V-UHF)
/
/
/
/
/
/
2.36
3.00
2.37
PIN
E
B
C
Tx(V-VHF)
/
/
/
Rx(V-VHF)
0.00
0.53
3.76
PIN
E
B
C
Tx(V-UHF)
1.22
1.88
2.35
Rx(V-UHF)
1.14
1.86
2.26
PIN
E
B
C
Vox01 (V)
0.64
0.12
0.63
Vox02 (V)
0.64
0.12
0.64
Vox03 (V)
1.99
5.00
0
Vox04 (V)
1.98
4.99
0
Vox05 (V)
2.00
5.00
0
VOLTAGE CHART-CONTINUED
Q1 2SK3476
Q2 2SK3078
Q14 2SA1577
Q5 2SC4901YK
Q8 2SC5066
Q11 2SC5066
Q12 2SC5066
Q9 2SC4901YK
Q10 2SC4901YK
Q13 2SC5066
Q4 2SC4901YK
Q3 2SC4901YK
Q6 2SC5066
Q7 2SC4901YK
59
Summary of Contents for MR HH425 LI VP
Page 7: ...BLOCK DIAGRAM BACKLIGHT BACKLIGHT 7 ...
Page 11: ...Main PCB Top View Bottom View VR3 VR2 VC1 L44 L46 SQL L45 11 ...
Page 12: ...WIRING DIAGRAM CHARGER CHARGER 12 ...
Page 13: ...Main PCB Top View PRINTED CIRCUIT BOARD SQL 13 ...
Page 14: ...Main PCB Bottom View PRINTED CIRCUIT BOARD 14 ...
Page 15: ...Charger PCB PRINTED CIRCUIT BOARD Top View Bottom View LCD PCB Bottom View Top View 15 ...
Page 18: ...MAIN UNIT EXPLODED VIEW 18 ...
Page 19: ...CHARGER UNIT EXPLODED VIEW 19 ...
Page 20: ...BATTERY TRAY UNIT EXPLODED VIEW 20 ...
Page 48: ...U4 9032 HT D 48 ...
Page 49: ...U5 M38C29FFAHP60K 49 ...
Page 50: ...2 1 3 1 VOUT 2 VSS 3 VIN Delay Circuitry Vref VSS VOUT VIN U6 XC61FC4012MR U7 U8 U9 NJM324 50 ...
Page 51: ...1 2 3 4 8 7 6 5 A0 A1 A2 GND VCC WP SCL SDA U AT C N 11 24 16 U12 XC6204B502MR 51 ...