Akai DVR4200SS, Service Manual

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IC301 TMP87EP26F PINS DESCRIPTION
Pin Port Nome Pin Name Description
1 VSS VSS Ground
2 XOUT XOUT 8MHz
3 XIN XIN 8MHz
4 /RESET RESET
5 P2.2 (XTOUT) CS CS to Display driver
6 P2.1 (XTIN) CLK Clock to Display driver
7 TEST TEST
8 P2.0 (INT5/STOP) STOP* Poewer Down detector
9 P4.0 (INT3/TC3) IR* Remote controller
10 P4.1 (PWM/PDO) CLKSHIFT Clock shift on tuner
11 P4.2 (/SCK1) RDSCLK* RDS Clock input pin
12 P4.3 (SI1) REDSDAT* RDS Data input pin
13 P4.4 (SO1) Tuner/-DVD Selection of Tuner or DVD
14 P4.5 (/SCK2) DVD-VCLK* DVD VFD Clock pin
15 P4.6 (SI2) DVD-VDAT* DVD VFD Data pin
16 P4.7 (SO2)
17 P0.0 /OE 373 OE pin
18 P0.1 LE 373 LE pin
19 P0.2 DOUT Data input from Display Driver
20 P0.3 PLL-CLK Tuner Clock pin
21 P0.4 PLL-PERIOD Tuner Period pin
22 P0.5 STEREO Tuner STEREO input pin
23 P0.6 DVD-ACT (Not used)
24 P0.7 DVD-IR IR signal to DVD
25 P1.0 (/INT0) SHORT-CIRCUIT Speaker Short circuit detect
26 P1.1 (INT1)
27 P1.2 (INT2/TC1) DVD-VCS DVD CS to Display driver
28 P1.3 (DVO) CH-MUTE
29 P1.4 (PPG) AUX Channel Mute pin
30 P1.5 (TC2) DVD-PWR AUX Channel Selection
31 P1.6 MAIN-PWR DVD Power control pin
32 P1.7 SYSMUTE Main Power control pin
33 P3.0 VRDDIN System Mute
34 P3.1 VFDCS Data output to Display driver
35 P3.2 VFDCLK Clock to Display driver
36 P3.3 PLL-DATA Tuner Data pin
37 P3.4 SCL I2C Clock pin for Volume IC
38 P3.5 SDA I2C Data pin for Volume IC
39 P3.6 CH-MUTE Channel mute pin
40 P5.0 (AIN0) COUNTRY Tuner Country selection
41 P5.1 (AIN1) SIGNAL-DET Tuner Signal Strength detection
42 P5.2 (AIN2) JOG-VOL+ Jogger
43 P5.3 (AIN3) JOG-VOL- Jogger Volume -
44 P5.4 (AIN4) KEY0 Keyboard
45 P5.5 (AIN5)
46 P5.6 (AIN6) AM-STEP Tuner AM Step selection
47 P5.7 (AIN7)
48 VAREF VAREF Analog VCC
49 BOOT BOOT (H-Program) Program Data to EEPROM
50 VSS VSS Ground
51 VDD VDD +5V
52 P8.0 (SEG39)
53 P8.1 (SEG38)
IC301 TMP87EP26F PINS DESCRIPTION - CONTINUED
Pin Port Nome Pin Name Description
54 P8.2 (SEG37)
55 P8.3 (SEG36)
56 P8.4 (SEG35)
57 P8.5 (SEG34)
58 P8.6 (SEG33)
59 P8.7 (SEG32)
60 P7.0 (SEG31)
61 P7.1 (SEG30)
62 P7.2 (SEG29)
63 P7.3 (SEG28)
64 P7.4 (SEG27)
65 P7.5 (SEG26)
66 P7.6 (SEG25)
67 P7.7 (SEG24)
68 P6.0 (SEG23)
69 P6.1 (SEG22) RVS_SW 3-CD Tokyo Pigeon Changer
70 P6.2 (SEG21) FWD_SW 3-CD Tokyo Pigeon Changer
71 P6.3 (SEG20) OPCL_SW 3-CD Tokyo Pigeon Changer
72 P6.4 (SEG19) CN1_SW 3-CD Tokyo Pigeon Changer
73 P6.5 (SEG18) CN2_SW 3-CD Tokyo Pigeon Changer
74 P6.6 (SEG17) HOME_SW 3-CD Tokyo Pigeon Changer
75 P6.7 (SEG16) EXTRA_SW 3-CD Tokyo Pigeon Changer
76 P9.0 (SEG15) CMF 3-CD Tokyo Pigeon Changer
77 P9.1 (SEG14) DMR 3-CD Tokyo Pigeon Changer
78 P9.2 (SEG13) DMF 3-CD Tokyo Pigeon Changer
79 P9.3 (SEG12) DMR 3-CD Tokyo Pigeon Changer
80 SEG11
81 SEG10
82 SEG9
83 SEG8
84 SEG7
85 SEG6
86 SEG5
87 SEG4
88 SEG3
89 SEG2
90 SEG1
91 SEG0
92 COM3
93 COM2
94 COM1
95 COM0
96 VLC LCD Power
97 PD0
98 PD1
99 PD2
100 VDD VDD