Sony HBD-NF7220 Service Manual ▷ View online
HBD-NF7220
HBD-NF7220
53
53
6-5. BLOCK DIAGRAM – POWER SUPPLY Section –
EN_POWER
SWR1
SWITCHING REGULATOR
(3L402W-1)
EN_POWER
PVDD_CONT
USB_PCONT
WIFI_PCONT
OCPI
+48V
+48V
FE_UNSW12V
FE_SW +12V
+8V
12V VOLTAGE
CONTROL
Q301
WIFI PWR
CONTROL
Q501
5V VOLTAGE
CONTROL
Q300
WIFI PWR
CONTROL DRIVER
Q502
PANEL 12V
AC1
(AC IN)
F302
UNSW12V
DCDC5V
FE_SW5V
F301
IC_UNSW12V
+8V REG.
IC851
UNSW5.5V
1.2V
DDR_1.5V
DC-DC CONVERTER
IC301
M1
(FAN)
FE_5V_AVCC
+3.3V
+3.3V REG.
IC2305
VBUS
FRONT USB VBUS
IC502
D3.3V
+3.3V REG.
IC303
3.3V
5V
3.3V
MTKSTB_3.3V
M
M
FAN CONROL
Q4000
F300
F1001
DC/DC
CONVERTER
IC4004
F+
VOLTAGE
REGULATOR
IC2300
+8V REG.
IC2304
PCONT_FL 25
PCONT2 37
PCONT3 38
PCONT_WOL_STANDBY 56
PVDD_VOL_SEL 47
PCONT1 36
FAN_CONT 2
FAN_ON 42
PCONT3
AC_CUT 18
RESET 10
RESET
DRIVER
Q1001
VOLTAGE
DETECT
IC1002
UNSW12V
FL_12V
SYSTEM CONTROLLER
IC1001 (3/3)
>001B
SERVO SECTION
(Page 49)
F001
4
3
3
1
5
16
1
5
12
14
3
SW2
VIN2
VIN1
EN1
SW1
EN2
DC-DC CONVERTER
IC302
16
1
12
14
3
SW2
VIN2
VIN1
SW1
EN2
OVERLOAD
DETECTION
Q302
OVERLOAD
DETECTION
Q303
+3.3V REG.
IC304
+3.3V REG.
IC305
+5V REG.
IC701
+3.3V REG.
IC1003
>004B
MAIN SECTION
(Page 51)
>006B
AMP SECTION
(Page 52)
F901
HBD-NF7220
HBD-NF7220
54
54
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF) 50
• All capacitors are in μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in Ω and 1/4 W or less unless otherwise
specifi ed.
• f : Internal component.
• C : Panel designation.
• C : Panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
• A : B+ Line.
• Voltages and waveforms are dc with respect to ground
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER
*
: Impossible to measure
• Voltages are taken with VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F :
F :
AUDIO
f :
TUNER
J
: DISC PLAY
L :
USB
d :
LAN
G : WIRELESS LAN/Bluetooth
N :
N :
MIC
E :
VIDEO
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
• f : Internal component.
•
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
• f : Internal component.
•
: Pattern from the side which enables seeing.
(The other layers’ patterns are not indicated.)
• Lead layouts
surface
CSP (Chip Size Package)
Lead layout of conventional IC
Caution:
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• MB1305 board is multi-layer printed board. However, the
patterns of intermediate layers have not been included in
diagrams.
diagrams.
• Indication of transistor.
C
B
These are omitted.
E
Q
Note 1: When the complete MB1305 board is replaced,
refer to “NOTE OF REPLACING THE WLAN/BT
COMBO CARD AND THE COMPLETE MB1305
BOARD” on page 6, “NOTE OF REPLACING
THE OPTICAL DEVICE KEM480AHA/C2RP1
(OP1) AND THE COMPLETE MB1305 BOARD”
on page 7 and “CHECKING METHOD OF
NETWORK OPERATION” on page 11.
COMBO CARD AND THE COMPLETE MB1305
BOARD” on page 6, “NOTE OF REPLACING
THE OPTICAL DEVICE KEM480AHA/C2RP1
(OP1) AND THE COMPLETE MB1305 BOARD”
on page 7 and “CHECKING METHOD OF
NETWORK OPERATION” on page 11.
Note 1: When the complete MB1305 board is replaced,
refer to “NOTE OF REPLACING THE WLAN/BT
COMBO CARD AND THE COMPLETE MB1305
BOARD” on page 6, “NOTE OF REPLACING
THE OPTICAL DEVICE KEM480AHA/C2RP1
(OP1) AND THE COMPLETE MB1305 BOARD”
on page 7 and “CHECKING METHOD OF
NETWORK OPERATION” on page 11.
COMBO CARD AND THE COMPLETE MB1305
BOARD” on page 6, “NOTE OF REPLACING
THE OPTICAL DEVICE KEM480AHA/C2RP1
(OP1) AND THE COMPLETE MB1305 BOARD”
on page 7 and “CHECKING METHOD OF
NETWORK OPERATION” on page 11.
Note 2: When the complete AMP board is replaced,
spread the compound referring to “NOTE OF RE-
PLACING THE IC3101 AND IC3102 ON THE AMP
BOARD AND THE COMPLETE AMP BOARD” on
page 5.
PLACING THE IC3101 AND IC3102 ON THE AMP
BOARD AND THE COMPLETE AMP BOARD” on
page 5.
Note 2: When the complete AMP board is replaced,
spread the compound referring to “NOTE OF RE-
PLACING THE IC3101 AND IC3102 ON THE AMP
BOARD AND THE COMPLETE AMP BOARD” on
page 5.
PLACING THE IC3101 AND IC3102 ON THE AMP
BOARD AND THE COMPLETE AMP BOARD” on
page 5.
Note: The components identifi ed by mark 0 or
dotted line with mark 0 are critical for safety.
Replace only with part number specifi ed.
• The voltage and waveform of CSP (chip size package)
cannot be measured, because its lead layout is different
from that of conventional IC.
from that of conventional IC.
* Replacement of IC102, IC103 and IC202 on the
MB1305 board used in this set requires a special tool.
* Replacement of IC102, IC103 and IC202 on the
MB1305 board used in this set requires a special tool.
• Waveforms
– MB1305 Board –
8
IC1001
qa (XOUT)
50 mV/DIV, 25 ns/DIV
124 ns
0.3 Vp-p
5
IC703
6 (SCKI)
50 mV/DIV, 10 ns/DIV
40 ns
170 mV
20.8
Ps
348 mV
6
IC703
7 (LRCK)
100 mV/DIV, 5
Ps/DIV
7
IC703
8 (BCK)
100 mV/DIV, 100 ns/DIV
324 ns
348 mV
1
IC301
2 (VBST1)
500 mV/DIV, 500 ns/DIV
9.5
Ps
1.46 Vp-p
2
IC301
qg (VBST2)
500 mV/DIV, 500 ns/DIV
1.6
Ps
1.52 Vp-p
4
IC302
qg (VBST2)
500 mV/DIV, 500 ns/DIV
1.5
Ps
1.48 Vp-p
3
IC302
2 (VBST1)
500 mV/DIV, 500 ns/DIV
1.7
Ps
1.46 Vp-p
9
IC2001
qh (X1)
10 mV/DIV, 25 ns/DIV
84.7 ns
18 mV
– AUDIO IO Board –
HBD-NF7220
HBD-NF7220
55
55
6-6. PRINTED WIRING BOARD – MB1305 Board (Component Side) –
• See page 48 for Circuit Boards Location. •
: Uses unleaded solder.
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
CL2110
CL2111
CL21
12
CL2113
CL2114
CL2115
CL2117
R410
R1101
R414
JL2101
JL2102
JL2103
R1107
JL2104
R418
R1108
R419
JL2105
JL2106
JL2107
JL2108
1
6
CN401
JL2109
R612
R613
R614
R420
R615
R616
R617 R618
JL2110
R619
JL21
11
JL2112
R1116
JL2113
JL2114
JL2115
1
19
1
19
1
19
CN601
TH001
JL2116
CN602
JL2117
CN603
JL2118
R620
JL2119
R621
R622
R625
R626 R627
JL2120
R628
R629
JL2121
1
45
2
44
CN801
JL2122
JL2123
JL2124
JL2125
JL2126
JL2127
R630
JL2128
JL2129
R631 R634
R1131
R1132
R1133
CL101
CL102
CL107
CL108
R834
CL109
X401
R453
R454
R1
145
R1146
CL112
CL113
R1147
CL114
CL1
15
CL116
CL117
CL118
R846
JL407
JL409
CL120
C810
CL121
CL122
C812
CL123
CL124
CL125
CL126
CL127
C430
C818
CL128
C431
CL129
JL419
CL130
CL900
C821
CL131
C822
CL132
C823
CL133
JL420
CL134 CL135
C829
JL234
F901
JL817
C834
JL430
JL819
JL431
JL433
JL436
JL820
JL439
JL828
JL440
JL829
JL441
JL442
JL443
JL444
JL447
A28
A27
A26
A25
A24
A27
A26
A25
A24
A22
A20
A19
A19
A17
A16
A15
A14
A16
A15
A14
A12
A11
A11
A9
A8
A8
A6
A5
A4
A3
A2
A1
A5
A4
A3
A2
A1
A1
A2
A3
A5
A6
A4
B1
B2
B3
B5
B6
B4
C1
C2
C3
C5
C6
C4
D1
D2
D3
D5
D6
D4
E1
E2
E3
E5
E6
E4
F1
F2
F3
F5
F6
F4
G1
G2
G3
G5
G6
G4
H1
H2
H3
H5
H6
H4
J1
J2
J3
J5
J6
J4
K1
K2
K3
K5
K6
K4
L1
L2
L3
L5
L6
L4
M1
M2
M3
M5
M6
M4
N1
N2
N3
N5
N6
N4
P1
P2
P3
P5
P6
P4
R1
R2
R3
R5
R6
R4
T1
T2
T3
T5
T6
T4
A1
A2
A3
A5
A6
A4
B1
B2
B3
B5
B6
B4
C1
C2
C3
C5
C6
C4
D1
D2
D3
D5
D6
D4
E1
E2
E3
E5
E6
E4
F1
F2
F3
F5
F6
F4
G1
G2
G3
G5
G6
G4
H1
H2
H3
H5
H6
H4
J1
J2
J3
J5
J6
J4
K1
K2
K3
K5
K6
K4
L1
L2
L3
L5
L6
L4
M1
M2
M3
M5
M6
M4
N1
N2
N3
N5
N6
N4
P1
P2
P3
P5
P6
P4
R1
R2
R3
R5
R6
R4
T1
T2
T3
T5
T6
T4
A9
A8
A7
A2
A1
A3
B9
B8
B7
B2
B1
B3
C9
C8
C7
C2
C1
C3
D9
D8
D7
D2
D1
D3
E9
E8
E7
E2
E1
E3
F9
F8
F7
F2
F1
F3
G9
G8
G7
G2
G1
G3
H9
H8
H7
H2
H1
H3
J9
J8
J7
J2
J1
J3
K9
K8
K7
K2
K1
K3
L9
L8
L7
L2
L1
L3
M9
M8
M7
M2
M1
M3
N9
N8
N7
N2
N1
N3
P9
P8
P7
P2
P1
P3
R9
R8
R7
R2
R1
R3
T9
T8
T7
T2
T1
T3
B28
B27
B26
B25
B24
B23
B22
B27
B26
B25
B24
B23
B22
B20
B19
B19
B17
B16
B15
B14
B16
B15
B14
B12
B11
B11
B9
B8
B8
B5
B4
B3
B2
B1
B4
B3
B2
B1
C28
C27
C26
C25
C24
C27
C26
C25
C24
C21
C22
C20
C19
C18
C17
C16
C15
C14
C13
C12
C11
C10
C19
C18
C17
C16
C15
C14
C13
C12
C11
C10
C9
C8
C7
C8
C7
C5
C4
C3
C2
C1
C4
C3
C2
C1
AA28
AA27
AA27
AA25
AA24
AA24
AA22
AA18
AA17
AA17
AA15
AA7
AA6 AB6
AA6 AB6
AE6 AF6 AG6 AH6
AA5
AA4
AA3
AA2
AA1
AA4
AA3
AA2
AA1
AH28
AH27
AH26
AH25
AH27
AH26
AH25
AH22
AH20
AH19
AH18
AH17
AH16
AH19
AH18
AH17
AH16
AH14
AH13
AH13
AH11
AH10
AH10
AH8
AH7
AH7
AH5
AH4
AH3
AH2
AH1
AH4
AH3
AH2
AH1
AG28
AG27
AG26
AG25
AG24
AG27
AG26
AG25
AG24
AG21
AG22
AG20
AG19
AG18
AG17
AG16
AG15
AG14
AG13
AG12
AG11
AG10
AG19
AG18
AG17
AG16
AG15
AG14
AG13
AG12
AG11
AG10
AG8
AG7
AG7
AG5
AG4
AG3
AG2
AG1
AG4
AG3
AG2
AG1
AF28
AF27
AF26
AF25
AF24
AF27
AF26
AF25
AF24
AF21
AF22
AF20
AF18
AF17
AF16
AF15
AF14
AF13
AF12
AF11
AF10
AF17
AF16
AF15
AF14
AF13
AF12
AF11
AF10
AF9
AF8
AF7
AF8
AF7
AF5
AF4
AF3
AF2
AF1
AF4
AF3
AF2
AF1
AE26
AE25
AE24
AE25
AE24
AE21
AE22
AE20
AE19
AE18
AE17
AE16
AE19
AE18
AE17
AE16
AE14
AE13
AE12
AE11
AE10
AE13
AE12
AE11
AE10
AE9
AE8
AE7
AE8
AE7
AE5
AE3
AD28
AD27
AD26
AD25
AD24
AD27
AD26
AD25
AD24
AD21
AD22
AD20
AD19
AD18
AD17
AD16
AD15
AD14
AD13
AD12
AD11
AD10
AD19
AD18
AD17
AD16
AD15
AD14
AD13
AD12
AD11
AD10
AD9
AD8
AD8
AD4
AD3
AD2
AD1
AD3
AD2
AD1
AC28
AC27
AC26
AC25
AC24
AC27
AC26
AC25
AC24
AC21
AC19
AC18
AC17
AC18
AC17
AC15
AC14
AC14
AC12
AC11
AC10
AC9
AC8
AC7
AC11
AC10
AC9
AC8
AC7
AC5
AC4
AC3
AC2
AC1
AC4
AC3
AC2
AC1
AB28
AB27
AB26
AB25
AB24
AB23
AB27
AB26
AB25
AB24
AB23
AD23 AE23 AE23 AG23 AH23
AB21
AB20
AB19
AB18
AB17
AB20
AB19
AB18
AB17
AB15
AB14
AB13
AB12
AB11
AB14
AB13
AB12
AB11
AB9
AB8
AB8
AB5
AB4
AB3
AB2
AB1
AB4
AB3
AB2
AB1
Y26
Y22
Y20
Y18
Y7
Y4
Y3
Y3
W28
W27
W26
W25
W27
W26
W25
W20
W19
W18
W17
W16
W15
W14
W13
W12
W11
W10
W19
W18
W17
W16
W15
W14
W13
W12
W11
W10
W8
W6
W5
W4
W3
W2
W1
W5
W4
W3
W2
W1
V28
V25
V24
V23
V24
V23
Y23
V21
V22
V20
V19
V18
V17
V16
V15
V14
V13
V12
V11
V10
V19
V18
V17
V16
V15
V14
V13
V12
V11
V10
V8
V7
V7
V5
V4
V3
V2
V1
V4
V3
V2
V1
U28
U27
U26
U25
U24
U23
U27
U26
U25
U24
U23
U21
U22
U20
U19
U18
U17
U16
U15
U14
U13
U12
U19
U18
U17
U16
U15
U14
U13
U12
U10
U8
U7
U6 V6
U5
U4
U3
U7
U6 V6
U5
U4
U3
T27
T26
T26
T22
T20
T19
T18
T17
T16
T15
T14
T13
T12
T11
T10
T19
T18
T17
T16
T15
T14
T13
T12
T11
T10
T8
T7
T7
T5
T6
T4
T3
T2
T1
T3
T2
T1
R28
R27
R26
R25
R24
R23
R22
R27
R26
R25
R24
R23
R22
R20
R19
R18
R17
R16
R15
R14
R13
R12
R11
R10
R19
R18
R17
R16
R15
R14
R13
R12
R11
R10
R8
R7
R7
R5
R4
R3
R2
R1
R4
R3
R2
R1
P28
P27
P26
P25
P24
P23
P22
P27
P26
P25
P24
P23
P22
P20
P19
P18
P17
P16
P15
P14
P13
P12
P11
P10
P19
P18
P17
P16
P15
P14
P13
P12
P11
P10
P8
P6
P5
P4
P3
P5
P4
P3
N28
N27
N27
N23
N20
N19
N18
N17
N16
N15
N14
N13
N12
N11
N10
N19
N18
N17
N16
N15
N14
N13
N12
N11
N10
N8
N7
N7
N5
N6
N4
N3
N2
N1
N3
N2
N1
M28
M27
M27
M22
M19
M18
M17
M16
M15
M14
M13
M12
M11
M10
M18
M17
M16
M15
M14
M13
M12
M11
M10
M8
M6
M5
M4
M3
M2
M1
M5
M4
M3
M2
M1
L28
L27
L27
L25
L24
L24
L22
L19
L18
L17
L16
L15
L14
L13
L12
L11
L10
L18
L17
L16
L15
L14
L13
L12
L11
L10
L5
L4
L3
L2
L1
L4
L3
L2
L1
K28
K27
K27
K23
K19
K18
K17
K16
K15
K14
K13
K12
K11
K18
K17
K16
K15
K14
K13
K12
K11
K9
K7
K6
K5
K4
K3
K2
K1
K6
K5
K4
K3
K2
K1
J28
J27
J27
J25
J19
J18
J17
J16
J15
J14
J13
J12
J11
J18
J17
J16
J15
J14
J13
J12
J11
J6
J5
J4
J3
J2
J1
J5
J4
J3
J2
J1
H28
H27
H26
H25
H27
H26
H25
H14
H8
H7
H6
H5
H4
H3
H2
H1
H7
H6
H5
H4
H3
H2
H1
D28
D27
D26
D27
D26
D24
D21
D22
D20
D19
D18
D17
D16
D15
D14
D13
D12
D11
D10
D19
D18
D17
D16
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D8
D7
D6
D4
D3
D2
D1
D3
D2
D1
E28
E27
E26
E27
E26
E24
E23
E23
E21
E22
E19
E18
E17
E18
E17
E14
E13
E12
E13
E12
E10
E9
E8
E7
E6
E8
E7
E6
E4
E3
E2
E1
E3
E2
E1
G28
G27
G26
G27
G26
G21
G22
G18
G14
G12
G11
G11
G8
G5
G4
G3
G2
G1
G4
G3
G2
G1
F28
F27
F26
F27
F26
F23
F20
F19
F18
F17
F16
F15
F14
F13
F12
F19
F18
F17
F16
F15
F14
F13
F12
F10
F9
F7
F5
F4
F3
F4
F3
JL830
JL831
JL832
JL833
JL835
JL836
JL838
L300
R891
L301
R892
L302
L303
L304
L305
CL1027
JL834
JL837 JL839
JL840
IC202
CL1030
RB700
C876
C879
1
2
2
1
CN1003
1
2
27
28
CN1005
CL961
CL962
4
5
CN1006
CL963
CL964
CL966
CL967
CL968
CL969
JL1037
JL1038
JL871
C1006
C890
C1008
C1009
CL971
CL972
CL973
CL975
R105
C1015
C1016
C1017
C1018
CL2204
CL1071
CL1072
CL1073
C1020
C1021
CL1075
C1024
JL891
D1002
R502
R504
FB708
R505
FB709
R506
R507
R508
JL899
R509
CL1081
CL1082
R1009
IC1002
IC1003
1
8
CN300
R510
1
3
CN301
R514
R515
JL2202
JL2203
R518
JL2204
JL2205
JL2206
JL2207
JL2208
R711
1
5
CN501
JL2209
R712
1
5
CN502
R713
R718
JL2210
R719
JL2211
JL2212
R1023
JL2213
JL2214
2
1
14
15
CN701
JL2215
JL2216
1
2
23
24
CN703
JL2217
JL2218
JL2219
R724
R725
R726
R727
JL2220
JL2221
JL2222
JL2223
JL2224
JL2225
JL2226
JL2227
JL2228
C2001
JL2229
C2002
R734
R735
C505
C506
R736
C507
R737
C314
JL2230
R1041
C315
CL201
JL2231
CL202
JL2232
R1043
CL203
JL2233
CL204
JL2234
F1001
C319
JL2235
C702
R1046
JL2236
C703
R741
R744
C320
C709
R746
C517
C518
C900
R1050
C901
C902
C903
R1053
C327
C328
JL119
C71
1
CL215
CL216
R943
R944
C909
R945
CL602
R946
R752
R753
R947
C523
CL604
JL120
R948
C524
JL121
CL605
JL122
R756
C332
R757
C333
JL124
R758
C910
C334
JL125
R759
JL319
C335
JL126
C723
C918
R760
R2008
CL804
R2009
CL806
C727
CL807
CL808
C728
C342
C343
C347
C348
R1075
R1076
R1078
R1079
CL818
C931
R1082
R1083
C934
CL821
R1085
CL822
CL823
CL824
CL829
R1090
2
19
8
2
19
8
CN960
R1091
C946
C947
R1097
CL834
R793
R794
RB401
Q601
E
R795
Q602
E
R796
1
24
5
CN970
ET301
IC101
JL165
ET302
RB1006
IC102
RB1007
IC103
ET304
RB1008
CL840
ET305
RB1009
CL841
CL842
CL843
CL844
RB601
CL845
RB602
CL846
CL847
RB1010
CL848
JL171
CL849
IC304
SL804
IC502
JL184
IC701
C980
C982
C991
J501
1
8
CL2101
C996
R202
R203
R204
D702 A
K
A/K
ET303
ET801
R519
R520
MB1305 BOARD
(COMPONENT SIDE)
1-889-024-
11
(11)
AUDIO IO
BOARD
CN2000
(Page 70)
>001P
POWER KEY
BOARD
CN2110
(Page 79)
>002P
FUSB+SIRCS
BOARD
CN2250
(Page 78)
>003P
AMP BOARD
CN3505
(Page 66)
>004P
FL+CHUKEI
BOARD
CN2300
(Page 72)
>005P
LED CHUKEI
BOARD
CN4006
(Page 76)
>006P
HDMI
IN 2
IN 1
LAN (100)
(NC)
OUT ARC
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
OP1
DEVICE, OPTICAL
KEM480AHA/C2RP1
WLAN/
BT COMBO
CARD
(CHASSIS)
(CHASSIS)
(CHASSIS)
SWR1
SWITCHING REGULATOR
(3L402W-1)
Note 1: IC101 and IC202 on the MB1305 board cannot exchange
with single. When these parts on the MB1305 board are
damaged, exchange the entire mounted board.
damaged, exchange the entire mounted board.
Note 2: When the complete MB1305 board is replaced, refer to
“NOTE OF REPLACING THE WLAN/BT COMBO CARD
AND THE COMPLETE MB1305 BOARD” on page 6, “NOTE
OF REPLACING THE OPTICAL DEVICE KEM480AHA/
C2RP1 (OP1) AND THE COMPLETE MB1305 BOARD”
on page 7 and “CHECKING METHOD OF NETWORK
OPERATION” on page 11.
AND THE COMPLETE MB1305 BOARD” on page 6, “NOTE
OF REPLACING THE OPTICAL DEVICE KEM480AHA/
C2RP1 (OP1) AND THE COMPLETE MB1305 BOARD”
on page 7 and “CHECKING METHOD OF NETWORK
OPERATION” on page 11.
HBD-NF7220
HBD-NF7220
56
56
6-7. PRINTED WIRING BOARD – MB1305 Board (Conductor Side) –
• See page 48 for Circuit Boards Location. •
: Uses unleaded solder.
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
R402
CL891
CL893
CL894
R408
CL895
CL896
CL2116
CL2118
SL851
R605
R412
R606
R607
R608
SL854
SL855
R609
R1105
R416
R610
R61
1
R421
R423
R
111
5
R427
R810
R812
C201
C202
C203
C204
C205
C206
R1
128
R820
R1
129
R821
C402
C404
C405
R635
R636
C406
C407
R637
C408
R638
JL2130
C409
JL005
JL2131
JL006
JL2132
JL007
JL2133
JL008
JL2134
C601
JL2135
R449
JL2136
C603
JL2137
JL2138
JL2139
C41
1
C606
C412
C413
JL203
C414
C220
C608
C415
C221
R452
C222
C417
C223
C418
JL2140
JL2141
C419
C801
C802
JL2142
JL2143
C610
JL2144
C805
JL2145
C806
C612
JL402
C420
JL2148
C614
F300
JL210
C421
F301
JL211
C422
F302
C423
C618
C424
JL214
C425
C619
C426
C427
C428
CL509
C811
JL2152
JL2153
C813
JL410
C814
C621
JL411
C815
C622
C816
JL413
R853
C623
JL414
CL510
JL221
JL415
JL222
JL416
C433
JL417
JL418
C434
C435
C242
CL901
C247
C248
C249
C827
C250
JL428
JL429
JL235
JL236
JL237
JL238
JL239
CL912
CL913
CL914
CL915
JL432
R872
CL916
CL917
CL1003
JL434
CL1004
JL240
JL435
CL919
CL1005
JL241
CL1006
JL242
JL437
CL1007
JL243
JL438
CL1008
JL244
JL821
CL1009
JL822
JL823
JL824
Q300
JL825
Q301
JL826
Q302
E
Q303
E
CL1010
CL101
1
CL1012
CL1013
CL1014
JL445
CL1015
JL252
JL446
CL1016
CL1017
JL448
CL1018
JL449
Q501
CL1019
Q502
E
C852
C853
CL1020
C855
CL1021
CL1022
CL1023
CL1024
CL1025
CL1026
CL1028
JL1009
CL1029
CL1031
CL1032
JL1013
CL1033
CL1034
JL1015
CL1035
JL1016
CL1036
CL1037
JL1017
CL1038
CL1039
C873
C874
CL1040
C875
CL1041
CL1042
IC603
CL1043
C878
CL1044
CL1045
CL1046
CL1047
CL1048
JL1029
CL1049
2
1
9
8
CN1004
JL1030
CL1050
JL1031
CL1051
CL1052
JL1032
CL1053
JL1033
CL1054
JL1034
CL1055
JL1035
CL1056
JL1036
CL1057
CL1058
JL1039
Q1001
E
CL1059
JL873
JL874
JL876
JL1040
CL1060
JL1041
CL1061
R101
JL1042
CL1062
R102
JL1043
CL977
CL1063
JL1044
R104
CL978
CL1064
JL1045
C1011
CL1065
R106
JL1046
CL1066
C1012
R107
C1013
CL1067
JL1048
CL1068
JL1049
CL1069
R301
CL2201
R302
CL2202
R303
CL2203
JL1050
CL1070
R304
JL1051
R305
CL2205
JL1052
R306
CL2206
CL2207
CL1074
CL2208
CL2209
CL1076
CL1077
JL890
CL1078
JL1059
CL1079
D1001
K
A
FB707
CL2210
JL896
JL897
JL898
JL1060
R314
CL1080
JL1061
R315
JL2002
JL1063
JL2003
CL1083
R1007
R700
CL1084
JL2004
CL2218
R701
JL2005
25
1
51
75
26
100
50
76
IC1001
CL2219
CL1085
JL2006
JL1067
JL2007
JL2008
JL1068
JL2009
JL1069
R707
R708
JL2201
R516
R517
JL1070
JL2010
JL1071
JL201
1
JL1072
R326
JL2012
JL1073
JL2013
R327
JL1074
JL2014
JL2015
JL2016
JL2017
R716
R717
R717
R330
IC851
C101
R331
R332
R1022
C102
C103
C104
R335
R336
C106
R1027
R720
R1028
R721
R1029
R339
C302
R1030
R340
R1032
R1033
C308
R344
R347
R1037
C118
R1038
C501
C1
19
R1039
C502
C503
C504
C310
JL101
JL102
JL103
C120
JL104
JL105
C121
JL106
C122
R352
JL107
JL108
JL109
R1048
R1049
C511
R359
JL301
C706
R742
JL302
R743
C707
JL303
JL1
10
C708
JL304
JL
111
R745
JL305
JL112
JL306
JL113
R747
JL307
C323
JL1
14
JL308
C324
JL1
15
JL309
R1051
JL1
16
JL1
17
JL118
C710
R1055
C329
R1056
C137
C907
R1057
C138
C520
JL310
R1058
C521
CL601
R1059
C139
C522
CL603
JL313
JL314
JL315
CL606
JL316
CL607
JL317
JL700
C140
JL318
R1060
JL701
R1061
JL702
R1062
JL703
JL127
JL704
JL128
C338
JL129
JL705
C339
VDR961
R1066
VDR962
R1067
VDR963
JL708
R1068
VDR964
CL805
JL709
25
48
1
24
IC2001
R1069
VDR966
VDR967
VDR968
JL131
VDR969
JL132
JL133
JL134
JL710
C344
R1070
JL135
JL711
R1071
JL136
C922
JL137
JL138
JL715
JL139
JL716
C156
JL717
JL718
C928
JL719
C929
R775
C351
R776
C352
JL720
C930
JL721
R779
JL722
JL723
JL724
C358
JL725
R1086
JL726
R1087
JL727
JL728
CL825
R1089
JL729
CL826
JL730
R789
JL731
C942
JL732
JL156
C173
C943
JL733
JL734
C175
JL735
JL736
C176
C177
R790
C178
C179
CL836
R792
CL837
CL838
CL839
Q603
SG
D
JL737
JL738
JL739
JL740
C180
RB1004
R798
C181
JL741
R799
C182
JL742
JL166
JL167
JL743
JL168
JL169
JL746
JL747
JL748
JL170
IC301
IC302
JL172
JL173
IC303
JL174
IC305
JL176
C962
JL177
JL178
JL179
JL180
JL181
JL182
JL183
IC703
28
29
56
1
IC901
X1001
R201
CL2102
CL2103
CL2104
CL2105
CL2106
CL2107
CL2108
CL2109
D703
A
K
A/K
L306
JL403
JL404
JL405
JL406
JL424
JL425
JL423
JL426
JL422
JL401
MB1305 BOARD
(CONDUCTOR SIDE)
1-889-024-
11
(11)
X1001
TO
WRITE JIG
Note: IC305, IC901, IC1001 and IC2001 on the MB1305 board
cannot exchange with single. When these parts on the
MB1305 board are damaged, exchange the entire mounted
board.
MB1305 board are damaged, exchange the entire mounted
board.
Click on the first or last page to see other HBD-NF7220 service manuals if exist.