The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together.
See the PARTS LIST H/V location on the PARTS LIST for location details.
7-10
1
1
40
1
1
B-8828C
MIC BOARD
MP1
MAIN UNIT
J421
PHONE BOARD
J401
10
VR-B BOARD
J61
VR-A BOARD
J101
DS1
(FRONT UNIT)
12
J451
J601
MAIN UNIT
11
9
8
7
6
5
4
3
2
1
RIT BOARD
J71
J201
MAIN DIAL
J51
DISPLAY
R625
R624
R623
R622
R621
R620
R619
R618
R617
R616
R615
R614
R613
R612
R611
R610
R609
R608
R607
R606
R605
R604
R603
R602
R601
R505
R504
R503
R502
R501
R496
R495
R494
R493
R492
R491
R481
R472
R471
R464
R463
R462
R461
R422
R421
R401
R303
R302
R301
R204
R203
R202
R201
R153
R152
R151
R144
R143
R142
R141
R103
R102
R101
R73
R72
R71
R63
R62
R61
R54
R52
R51
R44
R43
R42
R41
R34
R33
R32
R31
R24
R23
R22
R21
R14
R13
R12
R11
R4
R3
R2
R1
EP604
EP457
EP456
EP454
C628
C627
C626
C625
C611
C503
C502
C491
C471
C461
C453
C452
C201
C152
C151
C144
C143
C142
C141
C73
C72
C71
C63
C62
C61
C53
C52
C51
Q493
Q492
Q491
Q481
Q462
Q461
Q3
Q2
Q1
MP1
L102
L101
J601
J451
J421
J401
J201
J101
J71
J61
J51
IC501
IC152
IC101
EP603
EP602
EP601
EP455
EP453
EP452
EP451
EP403
EP402
EP401
D491
D472
D471
D401
D101
C501
C403
C104
C103
C102
C101
H0
H5
H10
H15
H20
H25
H30
H35
H40
H45
H50
H55
H60
H65
H70
H75
H80
H85
H90
H95
H100
H105
H110
H115
H120
H125
H130
H135
H140
H145
H150
H155
H160
H165
H170
H175
H180
H185
H190
H195
H200
H205
H210
H215
H220
H225
V0
V5
V10
V15
V20
V25
V30
V35
V40
V45
V50
V55
V60
V65
V70
V75
1
GND
LRXD
FRES
GND
LCD_VS
LCD_ON
LCD_B7
LCD_B5
LCD_B3
LCD_G6
LCD_G4
LCD_G2
LCD_R6
LCD_R4
GND
3R3V
3R3V
5V
8V
8V
GND
PWRK
LTXD
STB_LEDV
LCD_DE
LCD_HS
LCD_CLK
LCD_B6
LCD_B4
LCD_G7
LCD_G5
LCD_G3
LCD_R7
LCD_R5
LCD_R3
NC
3R3V
NC
NC
8V
GND
PHB
PHE
PHA
PHK
GND
NC
MFDAK
MFDBK
MFK
GND
J71
1
40
J101
YU XL YD XR GND NC DE VSYNC HSYNC DISP CLK GND B7 B6 B5 B4 B3 B2 B1 B0 G7 G6 G5 G4 G3 G2 G1 G0 R7 R6 R5 R4 R3 R2 R1 R0 VDD GND VLED+ VLED
−
J601
1
J401
3R3V
MAFL
GND
MVRK
MRFL
GND
J51
3R3V
SAFL
GND
SVRK
SRFL
GND
J61
PHB
PHE
PHA
PHE
MICE
MICI
J451
1
J421
AFO
MUDL
PSEND
GND
GND
8V
SQLS
PSEND
MICE
MICI
GND
MAINDAK
MAINDBK
5V
J201
• DISPLAY
UNIT (B-8828C: BOTTOM VIEW)
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