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• PANEL BOARD IC601 TMP88CS76F-6005 (FLUORESCENT INDICATOR TUBE DRIVER, KEY CONTROL)
Pin No. Pin Name I/O Description
1 SIRCS I
Remote control signal input from the remote control receiver (IC602)
2 JOG-A I
Jog dial pulse input from the rotary encoder (S601 JOG) (A phase input)
3 LED SCK O
Serial data transfer clock signal output to the LED driver (IC604)
4 LED LAT O
Serial data latch pulse signal output to the LED driver (IC604)
5 LED DATA O
Serial data output to the LED driver (IC604)
6 PAD LAT O
Not used (open)
7 L SEL O
LED selection signal output terminal
8 JOG-B I
Jog dial pulse input from the rotary encoder (S601 JOG) (B phase input)
9 VOL-A I
Jog dial pulse input from the rotary encoder (S602 VOLUME) (A phase input)
10 VOL-B I
Jog dial pulse input from the rotary encoder (S602 VOLUME) (B phase input)
11 KEY0 I
Key input terminal (A/D input) (S625 to S630 and S632 to S635)
REC PAUSE/START, HI-DUB, CD SYNC, CD LOOP, DISPLAY, SPECTRUM ANALYZER,
SELECT, RETURN, PREV, NEXT keys input
12 KEY1 I
Key input terminal (A/D input) (S611 to S624) SYNC BASS, SYNC EQ, KARAOKE
PON/MPX, CD NON-STOP, CINEMA SPACE SURROUND, DBFB, ENTER/NEXT, + ), –
0, GROOVE, CD FLASH, REPEAT STEREO/MONO, PLAY MODE DOLBY NR, EDIT
DIRECTION TUNER MEMORY keys input
13 KEY2 I
Key input terminal (A/D input) (S638 to S642 and S751 to S757)
TIMER SELECT, P FILE MEMORY, GEQ CONTROL, FILE SELECT, EFFECT, I/u,
(STANDBY) POWER SAVE DEMO, DISC 1/2/3, DISC SKIP EX-CHANGE, § keys input
14 KEY3 I
Key input terminal (A/D input) (S643 to S651)
TUNER/BAND, ( P CD, p, ( TAPE B, 9 TAPE B, ( TAPE A, 9 TAPE A,
FUNCTION, CLOCK/TIMER SET keys input
15 GRAD L2 O
Not used (open)
16
S LOW FREQ
(BPF0)
I
Spectrum analyzer drive (super low frequency) signal input from the spectrum analyzer band-
pass filter (IC603) (for 40 Hz)
17 BPF1 I
Spectrum analyzer drive (low frequency) signal input from the spectrum analyzer band-pass filter
(IC603) (for 100 Hz)
18 BPF2 I
Spectrum analyzer drive (low and middle frequency) signal input from the spectrum analyzer
band-pass filter (IC603) (for 400 Hz)
19 BPF3 I
Spectrum analyzer drive (middle and high frequency) signal input from the spectrum analyzer
band-pass filter (IC603) (for 2 kHz)
20 BPF4 I
Spectrum analyzer drive (high frequency) signal input from the spectrum analyzer band-pass filter
(IC603) (for 6 kHz)
21
ALL BAND
(L+R)
I
Spectrum analyzer drive signal input from the spectrum analyzer band-pass filter (IC603)
(for VACS, non-stop signal)
22 WAKE UP O
Wakeup control signal output to the system controller (IC501) “H” active
23 VSS —
Ground terminal
24 VASS —
Ground terminal (for A/D conversion)
25 VAREF I
Reference voltage (+5V) input terminal (for A/D conversion)
26 VDD —
Power supply terminal (+5V)
27 to 32 G18 to G13 O
Grid drive signal output to the fluorescent indicator tube (FL601)
33 to 40
G12 to G5
O
Grid drive signal output to the fluorescent indicator tube (FL601)
41 VDD —
Power supply terminal (+5V)
42 to 44
G4 to G2
O
Grid drive signal output to the fluorescent indicator tube (FL601)
45
G1
O
Grid drive signal output to the fluorescent indicator tube (FL601)
46 to 67
S1 to S22
O
Segment drive signal output to the fluorescent indicator tube (FL601)
68 VKK —
Power supply terminal (–30V) (for fluorescent indicator tube drive)
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8
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1
3
9
4
2
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6
5
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9
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0
5
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Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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